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Fix Next workflow module specifier root - #2455

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TooTallNate merged 2 commits into
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fix-next-workflow-module-specifier-root
Jun 17, 2026
Merged

Fix Next workflow module specifier root#2455
TooTallNate merged 2 commits into
mainfrom
fix-next-workflow-module-specifier-root

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Summary

  • Split builder transform context from module-specifier resolution with a new moduleSpecifierRoot option.
  • Configure the Next integration to resolve workflow IDs relative to the app working directory, matching the Next loader even when outputFileTracingRoot points at the monorepo root.
  • Add focused coverage for the separate module specifier root and the Next builder config.

Testing

  • pnpm vitest run packages/builders/src/swc-esbuild-plugin.test.ts packages/next/src/index.test.ts packages/next/src/builder-deferred.test.ts
  • pnpm --filter @workflow/builders build && pnpm --filter @workflow/next build
  • pnpm biome check packages/builders/src/apply-swc-transform.ts packages/builders/src/base-builder.ts packages/builders/src/swc-esbuild-plugin.test.ts packages/builders/src/swc-esbuild-plugin.ts packages/builders/src/types.ts packages/next/src/builder-deferred.ts packages/next/src/index.test.ts packages/next/src/index.ts (passes with existing complexity/style warnings)

@TooTallNate
TooTallNate requested review from a team and ijjk as code ownersJune 16, 2026 18:22
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🧪 E2E Test Results

All tests passed

Summary

PassedFailedSkippedTotal
✅ ▲ Vercel Production144202301672
✅ 💻 Local Development190902192128
✅ 📦 Local Production190902192128
✅ 🐘 Local Postgres189502332128
✅ 🪟 Windows15200152
✅ 📋 Other88501791064
Total8192010809272

Details by Category

✅ ▲ Vercel Production
AppPassedFailedSkipped
✅ astro125027
✅ example125027
✅ express125027
✅ fastify125027
✅ hono125027
✅ nextjs-turbopack14903
✅ nextjs-webpack14903
✅ nitro125027
✅ nuxt125027
✅ sveltekit14408
✅ vite125027
✅ 💻 Local Development
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 📦 Local Production
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 🐘 Local Postgres
AppPassedFailedSkipped
✅ astro-stable126026
✅ express-stable126026
✅ fastify-stable126026
✅ hono-stable126026
✅ nextjs-turbopack-canary132020
✅ nextjs-turbopack-stable-lazy-discovery-disabled15101
✅ nextjs-turbopack-stable-lazy-discovery-enabled15101
✅ nextjs-webpack-canary132020
✅ nextjs-webpack-stable-lazy-discovery-disabled15101
✅ nextjs-webpack-stable-lazy-discovery-enabled15101
✅ nitro-stable126026
✅ nuxt-stable126026
✅ sveltekit-stable14507
✅ vite-stable126026
✅ 🪟 Windows
AppPassedFailedSkipped
✅ nextjs-turbopack15200
✅ 📋 Other
AppPassedFailedSkipped
✅ e2e-local-dev-nest-stable127025
✅ e2e-local-dev-tanstack-start-127025
✅ e2e-local-postgres-nest-stable126026
✅ e2e-local-postgres-tanstack-start-126026
✅ e2e-local-prod-nest-stable127025
✅ e2e-local-prod-tanstack-start-127025
✅ e2e-vercel-prod-tanstack-start125027

📋 View full workflow run

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📊 Benchmark Results

📈 Comparing against baseline from main branch. Green 🟢 = faster, Red 🔺 = slower.

workflow with no steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Nitro0.045s (+6.6% 🔺)1.007s (~)0.962s101.00x
💻 LocalExpress0.047s (~)1.006s (~)0.959s101.04x
🐘 PostgresNitro0.063s (+4.1%)1.014s (~)0.951s101.40x
🐘 PostgresExpress0.064s (+6.3% 🔺)1.012s (~)0.948s101.41x
💻 LocalNext.js (Turbopack)0.065s (+1.2%)1.008s (~)0.943s101.44x
🐘 PostgresNext.js (Turbopack)0.071s (+1.7%)1.012s (~)0.941s101.57x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express0.287s (-45.9% 🟢)2.355s (-13.1% 🟢)2.068s101.00x
▲ VercelNitro0.302s (-54.9% 🟢)2.542s (-19.5% 🟢)2.239s101.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 1 step

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.095s (~)2.006s (~)0.911s101.00x
💻 LocalNitro1.100s (~)2.006s (~)0.907s101.00x
🐘 PostgresNitro1.109s (+0.8%)2.011s (~)0.902s101.01x
🐘 PostgresExpress1.110s (~)2.010s (~)0.900s101.01x
💻 LocalNext.js (Turbopack)1.134s (~)2.007s (~)0.872s101.04x
🐘 PostgresNext.js (Turbopack)1.151s (+1.2%)2.011s (~)0.860s101.05x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.797s (-36.0% 🟢)3.879s (-17.1% 🟢)2.082s101.00x
▲ VercelExpress1.838s (-22.0% 🟢)3.625s (-4.8%)1.787s101.02x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro10.530s (-1.1%)11.017s (~)0.487s31.00x
🐘 PostgresExpress10.531s (-0.7%)11.019s (~)0.488s31.00x
💻 LocalExpress10.589s (~)11.022s (~)0.433s31.01x
💻 LocalNitro10.630s (+0.8%)11.024s (~)0.393s31.01x
💻 LocalNext.js (Turbopack)10.789s (-0.8%)11.021s (~)0.232s31.02x
🐘 PostgresNext.js (Turbopack)10.851s (~)11.017s (-2.9%)0.166s31.03x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro13.999s (-8.1% 🟢)15.611s (-8.8% 🟢)1.612s21.00x
▲ VercelExpress14.540s (-4.0%)16.275s (-5.2% 🟢)1.736s21.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express13.806s (-1.3%)14.023s (-1.4%)0.217s51.00x
💻 LocalNitro13.809s (~)14.027s (~)0.218s51.00x
🐘 PostgresNitro13.853s (~)14.224s (+1.5%)0.371s51.00x
💻 LocalExpress14.041s (+1.7%)14.229s (+1.4%)0.188s51.02x
💻 LocalNext.js (Turbopack)14.548s (+0.6%)15.029s (~)0.481s41.05x
🐘 PostgresNext.js (Turbopack)14.689s (+1.7%)15.021s (~)0.332s41.06x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express22.252s (-8.8% 🟢)23.977s (-9.1% 🟢)1.725s31.00x
▲ VercelNitro23.357s (-5.0%)25.588s (-4.0%)2.230s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express12.510s (-1.2%)13.024s (-1.1%)0.514s71.00x
🐘 PostgresExpress12.524s (-1.8%)13.018s (~)0.494s71.00x
🐘 PostgresNitro12.560s (~)13.023s (~)0.462s71.00x
💻 LocalNitro12.579s (+1.2%)13.025s (~)0.446s71.01x
💻 LocalNext.js (Turbopack)13.822s (~)14.170s (+1.0%)0.348s71.10x
🐘 PostgresNext.js (Turbopack)14.074s (+1.9%)14.305s (+1.0%)0.231s71.13x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro31.664s (-36.6% 🟢)34.320s (-34.1% 🟢)2.656s31.00x
▲ VercelExpress33.210s (-35.0% 🟢)35.496s (-33.9% 🟢)2.286s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.201s (-2.6%)2.006s (~)0.805s151.00x
🐘 PostgresExpress1.204s (-1.8%)2.008s (~)0.804s151.00x
💻 LocalNitro1.223s (+2.3%)2.007s (~)0.784s151.02x
🐘 PostgresNitro1.224s (+1.4%)2.009s (~)0.785s151.02x
🐘 PostgresNext.js (Turbopack)1.316s (+2.7%)2.007s (~)0.691s151.10x
💻 LocalNext.js (Turbopack)1.317s (-3.2%)2.007s (~)0.689s151.10x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.408s (-25.9% 🟢)3.847s (-23.3% 🟢)1.439s81.00x
▲ VercelExpress3.034s (+8.4% 🔺)4.709s (+11.3% 🔺)1.675s71.26x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.427s (+5.4% 🔺)2.317s (-10.6% 🟢)0.890s131.00x
🐘 PostgresExpress1.438s (+2.7%)2.222s (-10.0% 🟢)0.785s141.01x
💻 LocalExpress1.651s (-17.2% 🟢)2.006s (-12.5% 🟢)0.355s151.16x
🐘 PostgresNext.js (Turbopack)1.675s (+6.3% 🔺)2.395s (+3.4%)0.720s131.17x
💻 LocalNitro1.866s (+7.0% 🔺)2.223s (+10.8% 🔺)0.357s141.31x
💻 LocalNext.js (Turbopack)1.873s (-2.5%)2.151s (+7.2% 🔺)0.278s141.31x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.737s (-31.5% 🟢)4.495s (-22.5% 🟢)1.758s71.00x
▲ VercelNitro3.331s (-12.3% 🟢)5.144s (-9.3% 🟢)1.812s61.22x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.all with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.601s (~)4.019s (-2.9%)2.418s81.00x
🐘 PostgresNitro1.918s (+15.6% 🔺)4.447s (+14.4% 🔺)2.529s71.20x
🐘 PostgresNext.js (Turbopack)3.267s (-34.1% 🟢)4.013s (-29.4% 🟢)0.747s82.04x
💻 LocalExpress4.415s (-18.7% 🟢)5.011s (-16.7% 🟢)0.596s62.76x
💻 LocalNitro5.396s (+9.6% 🔺)6.215s (+12.7% 🔺)0.819s53.37x
💻 LocalNext.js (Turbopack)5.764s (-4.2%)6.214s (-3.2%)0.450s53.60x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.085s (~)5.890s (-2.5%)1.806s61.00x
▲ VercelExpress4.543s (~)6.021s (-6.1% 🟢)1.478s61.11x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.192s (-1.7%)2.008s (~)0.816s151.00x
🐘 PostgresNitro1.219s (+1.1%)2.008s (~)0.789s151.02x
🐘 PostgresNext.js (Turbopack)1.304s (+1.4%)2.007s (~)0.704s151.09x
💻 LocalExpress1.345s (-16.5% 🟢)2.006s (~)0.662s151.13x
💻 LocalNext.js (Turbopack)1.361s (-2.7%)2.006s (~)0.645s151.14x
💻 LocalNitro1.578s (+6.4% 🔺)2.007s (~)0.429s151.32x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.267s (-15.5% 🟢)3.869s (-12.5% 🟢)1.602s81.00x
▲ VercelNitro2.425s (-12.7% 🟢)4.045s (-11.1% 🟢)1.620s81.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.race with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.398s (-4.3%)2.736s (+14.3% 🔺)1.338s111.00x
🐘 PostgresNitro1.427s (-4.0%)2.393s (-12.6% 🟢)0.966s131.02x
🐘 PostgresNext.js (Turbopack)1.542s (+2.2%)2.151s (+3.7%)0.609s141.10x
💻 LocalExpress1.750s (-20.2% 🟢)2.006s (-26.7% 🟢)0.256s151.25x
💻 LocalNext.js (Turbopack)2.029s (-2.6%)2.591s (-8.4% 🟢)0.562s121.45x
💻 LocalNitro2.222s (+11.3% 🔺)2.736s (+14.4% 🔺)0.514s111.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.365s (+3.9%)5.167s (+10.0% 🔺)1.802s61.00x
▲ VercelExpress3.491s (+3.6%)5.135s (-1.2%)1.644s61.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.640s (~)4.136s (+6.4% 🔺)2.496s81.00x
🐘 PostgresNitro1.836s (+12.2% 🔺)4.439s (+4.2%)2.604s71.12x
🐘 PostgresNext.js (Turbopack)3.584s (+2.1%)4.303s (-3.1%)0.719s72.18x
💻 LocalExpress4.694s (-21.2% 🟢)5.345s (-16.7% 🟢)0.651s62.86x
💻 LocalNext.js (Turbopack)5.587s (-14.1% 🟢)6.014s (-14.3% 🟢)0.427s53.41x
💻 LocalNitro6.009s (+10.0% 🔺)6.617s (+6.5% 🔺)0.608s53.66x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.389s (-32.3% 🟢)5.475s (-17.8% 🟢)2.086s61.00x
▲ VercelExpress3.840s (+5.4% 🔺)6.060s (+14.6% 🔺)2.220s51.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.585s (+0.6%)1.006s (-1.7%)0.422s601.00x
🐘 PostgresExpress0.587s (-4.7%)1.040s (+1.6%)0.453s581.00x
💻 LocalExpress0.612s (~)1.022s (+1.7%)0.410s591.05x
💻 LocalNitro0.618s (-0.5%)1.005s (-1.6%)0.387s601.06x
🐘 PostgresNext.js (Turbopack)0.846s (+3.7%)1.041s (+3.4%)0.195s581.45x
💻 LocalNext.js (Turbopack)0.879s (-3.3%)1.039s (-1.8%)0.160s581.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express4.341s (-4.1%)6.092s (-2.8%)1.752s111.00x
▲ VercelNitro4.913s (+4.8%)6.671s (+4.0%)1.757s91.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 25 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.339s (-5.4% 🟢)2.007s (~)0.668s451.00x
🐘 PostgresNitro1.412s (+3.7%)2.030s (+1.1%)0.617s451.06x
💻 LocalExpress1.538s (-3.3%)2.029s (~)0.491s451.15x
💻 LocalNitro1.544s (+1.8%)2.007s (~)0.463s451.15x
🐘 PostgresNext.js (Turbopack)2.001s (-1.8%)2.376s (-9.9% 🟢)0.376s381.49x
💻 LocalNext.js (Turbopack)2.135s (-3.7%)3.009s (~)0.874s301.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro9.405s (-9.4% 🟢)11.423s (-7.9% 🟢)2.017s81.00x
▲ VercelExpress9.713s (+4.0%)11.498s (+2.6%)1.785s81.03x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 50 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express2.683s (-4.5%)3.111s (-1.7%)0.428s391.00x
🐘 PostgresNitro2.764s (-4.1%)3.112s (-5.1% 🟢)0.348s391.03x
💻 LocalExpress3.167s (-4.2%)3.978s (-0.8%)0.811s311.18x
💻 LocalNitro3.400s (+3.6%)4.043s (~)0.643s301.27x
🐘 PostgresNext.js (Turbopack)3.917s (-10.8% 🟢)4.043s (-20.8% 🟢)0.126s301.46x
💻 LocalNext.js (Turbopack)4.491s (-0.7%)5.010s (~)0.519s241.67x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express19.491s (-21.3% 🟢)21.804s (-18.5% 🟢)2.313s61.00x
▲ VercelNitro19.556s (-21.2% 🟢)22.501s (-15.1% 🟢)2.945s61.00x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 10 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.225s (-3.8%)1.006s (~)0.781s601.00x
🐘 PostgresNitro0.238s (-0.8%)1.007s (~)0.769s601.05x
🐘 PostgresNext.js (Turbopack)0.328s (+5.8% 🔺)1.024s (+1.7%)0.695s591.46x
💻 LocalNitro0.411s (+3.2%)1.005s (~)0.594s601.82x
💻 LocalExpress0.419s (+2.3%)1.004s (~)0.586s601.86x
💻 LocalNext.js (Turbopack)0.564s (-4.4%)1.023s (+1.7%)0.459s592.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.183s (-4.4%)2.736s (-2.3%)1.552s221.00x
▲ VercelExpress1.288s (-2.0%)2.774s (~)1.486s221.09x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.348s (+1.0%)1.017s (-2.3%)0.670s891.00x
🐘 PostgresNitro0.364s (-0.8%)1.029s (~)0.665s881.05x
🐘 PostgresNext.js (Turbopack)0.540s (-4.9%)1.146s (+5.0% 🔺)0.606s791.55x
💻 LocalExpress2.026s (-7.5% 🟢)2.655s (~)0.630s345.83x
💻 LocalNitro2.210s (+5.7% 🔺)2.823s (+9.4% 🔺)0.612s326.36x
💻 LocalNext.js (Turbopack)2.548s (-7.7% 🟢)3.345s (-2.2%)0.797s277.33x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.088s (-8.1% 🟢)3.981s (-2.7%)1.894s231.00x
▲ VercelNitro2.227s (-30.1% 🟢)4.179s (-23.1% 🟢)1.951s221.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.551s (-2.6%)1.172s (-6.8% 🟢)0.621s1031.00x
🐘 PostgresNitro0.589s (+1.2%)1.184s (-2.0%)0.595s1021.07x
🐘 PostgresNext.js (Turbopack)2.595s (-20.9% 🟢)3.543s (-24.2% 🟢)0.948s344.71x
💻 LocalExpress8.553s (-10.6% 🟢)9.025s (-11.5% 🟢)0.472s1415.52x
💻 LocalNitro9.626s (+5.6% 🔺)10.030s (+4.0%)0.404s1217.46x
💻 LocalNext.js (Turbopack)10.639s (-2.0%)11.394s (-3.8%)0.755s1119.30x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.152s (-42.7% 🟢)5.297s (-26.5% 🟢)2.145s231.00x
▲ VercelExpress3.289s (-5.2% 🟢)5.278s (+4.1%)1.989s231.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Stream Benchmarks(includes TTFB metrics)
workflow with stream

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.153s (-3.3%)2.005s (~)0.010s (-15.7% 🟢)2.017s (~)0.864s101.00x
🐘 PostgresExpress1.165s (-0.9%)1.998s (~)0.001s (-8.3% 🟢)2.010s (~)0.845s101.01x
💻 LocalNitro1.170s (+1.0%)2.006s (~)0.013s (+14.4% 🔺)2.021s (~)0.851s101.01x
🐘 PostgresNitro1.180s (+1.5%)1.996s (~)0.001s (~)2.011s (~)0.831s101.02x
💻 LocalNext.js (Turbopack)1.228s (~)2.004s (~)0.015s (+10.4% 🔺)2.023s (~)0.794s101.07x
🐘 PostgresNext.js (Turbopack)1.236s (+0.6%)2.002s (~)0.001s (~)2.010s (~)0.774s101.07x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.451s (-0.7%)3.558s (+0.9%)0.922s (+15.2% 🔺)5.016s (+3.7%)2.566s101.00x
▲ VercelExpress2.582s (+1.3%)3.395s (-3.3%)0.924s (-6.1% 🟢)4.802s (-3.1%)2.220s101.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

stream pipeline with 5 transform steps (1MB)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.555s (-2.8%)2.010s (~)0.012s (-4.1%)2.024s (~)0.469s301.00x
🐘 PostgresExpress1.599s (-2.1%)2.002s (~)0.005s (+18.0% 🔺)2.026s (~)0.427s301.03x
💻 LocalNitro1.608s (+1.8%)2.011s (~)0.012s (-4.1%)2.025s (~)0.417s301.03x
🐘 PostgresNitro1.624s (~)2.004s (~)0.005s (-5.0%)2.027s (~)0.403s301.04x
💻 LocalNext.js (Turbopack)1.739s (~)2.009s (~)0.013s (+4.8%)2.026s (~)0.287s301.12x
🐘 PostgresNext.js (Turbopack)1.814s (-14.6% 🟢)2.011s (-33.2% 🟢)0.005s (-7.2% 🟢)2.027s (-33.2% 🟢)0.213s301.17x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro6.456s (+5.7% 🔺)7.956s (+5.9% 🔺)0.275s (+48.6% 🔺)8.775s (+7.3% 🔺)2.318s71.00x
▲ VercelExpress6.783s (+9.6% 🔺)8.101s (+7.0% 🔺)0.171s (-38.4% 🟢)8.799s (+5.8% 🔺)2.016s71.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

10 parallel streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.783s (-0.6%)1.105s (+2.1%)0.000s (-38.9% 🟢)1.130s (+2.1%)0.347s541.00x
🐘 PostgresExpress0.791s (+1.7%)1.066s (-3.9%)0.000s (NaN%)1.079s (-3.6%)0.288s561.01x
🐘 PostgresNext.js (Turbopack)1.012s (-21.9% 🟢)1.453s (-26.3% 🟢)0.000s (-26.2% 🟢)1.462s (-26.2% 🟢)0.450s421.29x
💻 LocalExpress1.349s (-3.5%)2.014s (~)0.000s (+16.7% 🔺)2.016s (~)0.667s301.72x
💻 LocalNitro1.412s (+2.4%)2.013s (~)0.000s (+450.0% 🔺)2.016s (~)0.604s301.80x
💻 LocalNext.js (Turbopack)1.497s (~)2.012s (~)0.000s (-76.2% 🟢)2.015s (~)0.518s301.91x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.738s (-2.6%)4.047s (-5.1% 🟢)0.000s (NaN%)4.632s (-3.9%)1.893s131.00x
▲ VercelNitro2.875s (+3.8%)4.387s (+3.3%)0.000s (+100.0% 🔺)4.943s (+4.0%)2.068s131.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Express | Nitro

fan-out fan-in 10 streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.575s (~)2.064s (-3.3%)0.000s (-100.0% 🟢)2.078s (-3.9%)0.504s291.00x
🐘 PostgresExpress1.622s (~)2.217s (+1.8%)0.000s (+Infinity% 🔺)2.231s (+2.0%)0.609s271.03x
🐘 PostgresNext.js (Turbopack)2.342s (-18.5% 🟢)2.857s (-14.4% 🟢)0.000s (-14.3% 🟢)2.868s (-15.2% 🟢)0.526s211.49x
💻 LocalExpress2.916s (-7.7% 🟢)3.519s (-9.5% 🟢)0.001s (+433.3% 🔺)3.526s (-9.7% 🟢)0.611s181.85x
💻 LocalNext.js (Turbopack)2.949s (+4.9%)3.354s (-1.7%)0.001s (+22.2% 🔺)3.361s (-1.6%)0.413s181.87x
💻 LocalNitro3.146s (~)3.836s (-4.7%)0.000s (-63.9% 🟢)3.840s (-4.7%)0.694s162.00x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.120s (-29.3% 🟢)5.772s (-24.0% 🟢)0.000s (+Infinity% 🔺)6.265s (-23.5% 🟢)2.145s101.00x
▲ VercelExpress4.632s (+2.7%)6.407s (+8.8% 🔺)0.002s (+733.3% 🔺)6.890s (+6.8% 🔺)2.258s91.12x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

Summary

Fastest Framework by World

Winner determined by most benchmark wins

World🥇 Fastest FrameworkWins
💻 LocalExpress18/21
🐘 PostgresExpress14/21
▲ VercelNitro13/21
Fastest World by Framework

Winner determined by most benchmark wins

Framework🥇 Fastest WorldWins
Express🐘 Postgres15/21
Next.js (Turbopack)🐘 Postgres14/21
Nitro🐘 Postgres15/21
Column Definitions
  • Workflow Time: Runtime reported by workflow (completedAt - createdAt) - primary metric
  • TTFB: Time to First Byte - time from workflow start until first stream byte received (stream benchmarks only)
  • Slurp: Time from first byte to complete stream consumption (stream benchmarks only)
  • Wall Time: Total testbench time (trigger workflow + poll for result)
  • Overhead: Testbench overhead (Wall Time - Workflow Time)
  • Samples: Number of benchmark iterations run
  • vs Fastest: How much slower compared to the fastest configuration for this benchmark

Worlds:

  • 💻 Local: In-memory filesystem world (local development)
  • 🐘 Postgres: PostgreSQL database world (local development)
  • ▲ Vercel: Vercel production/preview deployment
  • 🌐 Turso: Community world (local development)
  • 🌐 MongoDB: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Jazz: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Redis + BullMQ: Community world (local development)
  • 🌐 Cloudflare: Community world (local development)
  • 🌐 MySQL: Community world (local development)
  • 🌐 Azure: Community world (local development)
  • 🌐 NATS JetStream: Community world (local development)
  • 🌐 Upstash: Community world (local development)

📋 View full workflow run


Some benchmark jobs failed:

  • Local: success
  • Postgres: success
  • Vercel: failure

Check the workflow run for details.

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🦋 Changeset detected

Latest commit: 0a522d8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 16 packages
NameType
@workflow/buildersPatch
@workflow/nextPatch
@workflow/astroPatch
@workflow/cliPatch
@workflow/nestPatch
@workflow/nitroPatch
@workflow/rollupPatch
@workflow/sveltekitPatch
@workflow/vitePatch
@workflow/vitestPatch
workflowPatch
@workflow/world-testingPatch
@workflow/nuxtPatch
@workflow/corePatch
@workflow/web-sharedPatch
@workflow/webPatch

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@karthikscale3karthikscale3 left a comment

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Approved. I left one non-blocking test coverage suggestion inline.

expect(builderConfigs).toHaveLength(1);
expect(builderConfigs[0]).toMatchObject({
projectRoot: '/repo',
moduleSpecifierRoot: process.cwd(),

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Non-blocking: this verifies the config plumbing, but it would be stronger to add an end-to-end fixture where outputFileTracingRoot is the monorepo root, the Next app imports a workspace-package workflow, and the generated manifest/registry is asserted to use the package-form workflow ID. That would catch this split-brain ID regression if the plumbing changes again.

@TooTallNate
TooTallNate merged commit 7440244 into mainJun 17, 2026
192 of 196 checks passed
@TooTallNate
TooTallNate deleted the fix-next-workflow-module-specifier-root branch June 17, 2026 20:47
@github-actionsgithub-actionsBot mentioned this pull request Jun 17, 2026
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Backport to stable failed for 7440244 due to a workflow error (backport job run).

This is usually an infrastructure problem (e.g. the configured AI model could not be found, an AI Gateway error, or an opencode crash) rather than a merge conflict. Check the job logs linked above for details.

Once the underlying issue is fixed, re-run the Backport to stable workflow manually via workflow_dispatch and paste this commit SHA into the ref input:

744024458f44044c045fab188d46837347c3a998

github-actionsBot added a commit that referenced this pull request Jun 17, 2026
Signed-off-by: Nathan Rajlich <n@n8.io>
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Backport PR opened against stable: #2488. Merge conflicts were resolved by AI — please review carefully. (backport job run)

pranaygp added a commit that referenced this pull request Jun 18, 2026
…-hydration
* origin/main:
perf(core): lazy inline step start (save one world round-trip per step) (#2478)
perf(core): skip per-step events.list via inline event-log delta (#2475)
Version Packages (beta) (#2491)
[world-vercel] Honor hasMore flag from v4 list pagination endpoint (#2486)
Version Packages (beta) (#2451)
Fix Next workflow module specifier root (#2455)
[world-vercel] Send remoteRefBehavior=lazy on v4 metadata-only event listings (#2415)
[swc-plugin] Fix eager discovery for object property steps (#2484)
fix(web-shared): align attributes panel styling (#2483)
[web-shared] Auto-scroll trace viewer on J/K span navigation (#2366)
fix(web): render restarted step segment as solid gray, not running stripes (#2480)
fix(web-shared): use solid gray for queued trace segment (#2474)
Add trace viewer span markers for hooks and attributes (#2452)
test: support Vercel protection bypass secret in e2e headers (#2458)
fix(core): bump payload-compression cutoff to 5.0.0-beta.18 (#2470)
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
# Conflicts:
#	packages/core/src/runtime.ts
This was referenced Jun 18, 2026
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@TooTallNate@ijjk@karthikscale3
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Fix Next workflow module specifier root by TooTallNate · Pull Request #2455 · vercel/workflow · GitHub
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Fix Next workflow module specifier root - #2455

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TooTallNate merged 2 commits into
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fix-next-workflow-module-specifier-root
Jun 17, 2026
Merged

Fix Next workflow module specifier root#2455
TooTallNate merged 2 commits into
mainfrom
fix-next-workflow-module-specifier-root

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Summary

  • Split builder transform context from module-specifier resolution with a new moduleSpecifierRoot option.
  • Configure the Next integration to resolve workflow IDs relative to the app working directory, matching the Next loader even when outputFileTracingRoot points at the monorepo root.
  • Add focused coverage for the separate module specifier root and the Next builder config.

Testing

  • pnpm vitest run packages/builders/src/swc-esbuild-plugin.test.ts packages/next/src/index.test.ts packages/next/src/builder-deferred.test.ts
  • pnpm --filter @workflow/builders build && pnpm --filter @workflow/next build
  • pnpm biome check packages/builders/src/apply-swc-transform.ts packages/builders/src/base-builder.ts packages/builders/src/swc-esbuild-plugin.test.ts packages/builders/src/swc-esbuild-plugin.ts packages/builders/src/types.ts packages/next/src/builder-deferred.ts packages/next/src/index.test.ts packages/next/src/index.ts (passes with existing complexity/style warnings)

@TooTallNate
TooTallNate requested review from a team and ijjk as code ownersJune 16, 2026 18:22
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🧪 E2E Test Results

All tests passed

Summary

PassedFailedSkippedTotal
✅ ▲ Vercel Production144202301672
✅ 💻 Local Development190902192128
✅ 📦 Local Production190902192128
✅ 🐘 Local Postgres189502332128
✅ 🪟 Windows15200152
✅ 📋 Other88501791064
Total8192010809272

Details by Category

✅ ▲ Vercel Production
AppPassedFailedSkipped
✅ astro125027
✅ example125027
✅ express125027
✅ fastify125027
✅ hono125027
✅ nextjs-turbopack14903
✅ nextjs-webpack14903
✅ nitro125027
✅ nuxt125027
✅ sveltekit14408
✅ vite125027
✅ 💻 Local Development
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 📦 Local Production
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 🐘 Local Postgres
AppPassedFailedSkipped
✅ astro-stable126026
✅ express-stable126026
✅ fastify-stable126026
✅ hono-stable126026
✅ nextjs-turbopack-canary132020
✅ nextjs-turbopack-stable-lazy-discovery-disabled15101
✅ nextjs-turbopack-stable-lazy-discovery-enabled15101
✅ nextjs-webpack-canary132020
✅ nextjs-webpack-stable-lazy-discovery-disabled15101
✅ nextjs-webpack-stable-lazy-discovery-enabled15101
✅ nitro-stable126026
✅ nuxt-stable126026
✅ sveltekit-stable14507
✅ vite-stable126026
✅ 🪟 Windows
AppPassedFailedSkipped
✅ nextjs-turbopack15200
✅ 📋 Other
AppPassedFailedSkipped
✅ e2e-local-dev-nest-stable127025
✅ e2e-local-dev-tanstack-start-127025
✅ e2e-local-postgres-nest-stable126026
✅ e2e-local-postgres-tanstack-start-126026
✅ e2e-local-prod-nest-stable127025
✅ e2e-local-prod-tanstack-start-127025
✅ e2e-vercel-prod-tanstack-start125027

📋 View full workflow run

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📊 Benchmark Results

📈 Comparing against baseline from main branch. Green 🟢 = faster, Red 🔺 = slower.

workflow with no steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Nitro0.045s (+6.6% 🔺)1.007s (~)0.962s101.00x
💻 LocalExpress0.047s (~)1.006s (~)0.959s101.04x
🐘 PostgresNitro0.063s (+4.1%)1.014s (~)0.951s101.40x
🐘 PostgresExpress0.064s (+6.3% 🔺)1.012s (~)0.948s101.41x
💻 LocalNext.js (Turbopack)0.065s (+1.2%)1.008s (~)0.943s101.44x
🐘 PostgresNext.js (Turbopack)0.071s (+1.7%)1.012s (~)0.941s101.57x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express0.287s (-45.9% 🟢)2.355s (-13.1% 🟢)2.068s101.00x
▲ VercelNitro0.302s (-54.9% 🟢)2.542s (-19.5% 🟢)2.239s101.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 1 step

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.095s (~)2.006s (~)0.911s101.00x
💻 LocalNitro1.100s (~)2.006s (~)0.907s101.00x
🐘 PostgresNitro1.109s (+0.8%)2.011s (~)0.902s101.01x
🐘 PostgresExpress1.110s (~)2.010s (~)0.900s101.01x
💻 LocalNext.js (Turbopack)1.134s (~)2.007s (~)0.872s101.04x
🐘 PostgresNext.js (Turbopack)1.151s (+1.2%)2.011s (~)0.860s101.05x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.797s (-36.0% 🟢)3.879s (-17.1% 🟢)2.082s101.00x
▲ VercelExpress1.838s (-22.0% 🟢)3.625s (-4.8%)1.787s101.02x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro10.530s (-1.1%)11.017s (~)0.487s31.00x
🐘 PostgresExpress10.531s (-0.7%)11.019s (~)0.488s31.00x
💻 LocalExpress10.589s (~)11.022s (~)0.433s31.01x
💻 LocalNitro10.630s (+0.8%)11.024s (~)0.393s31.01x
💻 LocalNext.js (Turbopack)10.789s (-0.8%)11.021s (~)0.232s31.02x
🐘 PostgresNext.js (Turbopack)10.851s (~)11.017s (-2.9%)0.166s31.03x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro13.999s (-8.1% 🟢)15.611s (-8.8% 🟢)1.612s21.00x
▲ VercelExpress14.540s (-4.0%)16.275s (-5.2% 🟢)1.736s21.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express13.806s (-1.3%)14.023s (-1.4%)0.217s51.00x
💻 LocalNitro13.809s (~)14.027s (~)0.218s51.00x
🐘 PostgresNitro13.853s (~)14.224s (+1.5%)0.371s51.00x
💻 LocalExpress14.041s (+1.7%)14.229s (+1.4%)0.188s51.02x
💻 LocalNext.js (Turbopack)14.548s (+0.6%)15.029s (~)0.481s41.05x
🐘 PostgresNext.js (Turbopack)14.689s (+1.7%)15.021s (~)0.332s41.06x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express22.252s (-8.8% 🟢)23.977s (-9.1% 🟢)1.725s31.00x
▲ VercelNitro23.357s (-5.0%)25.588s (-4.0%)2.230s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express12.510s (-1.2%)13.024s (-1.1%)0.514s71.00x
🐘 PostgresExpress12.524s (-1.8%)13.018s (~)0.494s71.00x
🐘 PostgresNitro12.560s (~)13.023s (~)0.462s71.00x
💻 LocalNitro12.579s (+1.2%)13.025s (~)0.446s71.01x
💻 LocalNext.js (Turbopack)13.822s (~)14.170s (+1.0%)0.348s71.10x
🐘 PostgresNext.js (Turbopack)14.074s (+1.9%)14.305s (+1.0%)0.231s71.13x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro31.664s (-36.6% 🟢)34.320s (-34.1% 🟢)2.656s31.00x
▲ VercelExpress33.210s (-35.0% 🟢)35.496s (-33.9% 🟢)2.286s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.201s (-2.6%)2.006s (~)0.805s151.00x
🐘 PostgresExpress1.204s (-1.8%)2.008s (~)0.804s151.00x
💻 LocalNitro1.223s (+2.3%)2.007s (~)0.784s151.02x
🐘 PostgresNitro1.224s (+1.4%)2.009s (~)0.785s151.02x
🐘 PostgresNext.js (Turbopack)1.316s (+2.7%)2.007s (~)0.691s151.10x
💻 LocalNext.js (Turbopack)1.317s (-3.2%)2.007s (~)0.689s151.10x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.408s (-25.9% 🟢)3.847s (-23.3% 🟢)1.439s81.00x
▲ VercelExpress3.034s (+8.4% 🔺)4.709s (+11.3% 🔺)1.675s71.26x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.427s (+5.4% 🔺)2.317s (-10.6% 🟢)0.890s131.00x
🐘 PostgresExpress1.438s (+2.7%)2.222s (-10.0% 🟢)0.785s141.01x
💻 LocalExpress1.651s (-17.2% 🟢)2.006s (-12.5% 🟢)0.355s151.16x
🐘 PostgresNext.js (Turbopack)1.675s (+6.3% 🔺)2.395s (+3.4%)0.720s131.17x
💻 LocalNitro1.866s (+7.0% 🔺)2.223s (+10.8% 🔺)0.357s141.31x
💻 LocalNext.js (Turbopack)1.873s (-2.5%)2.151s (+7.2% 🔺)0.278s141.31x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.737s (-31.5% 🟢)4.495s (-22.5% 🟢)1.758s71.00x
▲ VercelNitro3.331s (-12.3% 🟢)5.144s (-9.3% 🟢)1.812s61.22x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.all with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.601s (~)4.019s (-2.9%)2.418s81.00x
🐘 PostgresNitro1.918s (+15.6% 🔺)4.447s (+14.4% 🔺)2.529s71.20x
🐘 PostgresNext.js (Turbopack)3.267s (-34.1% 🟢)4.013s (-29.4% 🟢)0.747s82.04x
💻 LocalExpress4.415s (-18.7% 🟢)5.011s (-16.7% 🟢)0.596s62.76x
💻 LocalNitro5.396s (+9.6% 🔺)6.215s (+12.7% 🔺)0.819s53.37x
💻 LocalNext.js (Turbopack)5.764s (-4.2%)6.214s (-3.2%)0.450s53.60x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.085s (~)5.890s (-2.5%)1.806s61.00x
▲ VercelExpress4.543s (~)6.021s (-6.1% 🟢)1.478s61.11x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.192s (-1.7%)2.008s (~)0.816s151.00x
🐘 PostgresNitro1.219s (+1.1%)2.008s (~)0.789s151.02x
🐘 PostgresNext.js (Turbopack)1.304s (+1.4%)2.007s (~)0.704s151.09x
💻 LocalExpress1.345s (-16.5% 🟢)2.006s (~)0.662s151.13x
💻 LocalNext.js (Turbopack)1.361s (-2.7%)2.006s (~)0.645s151.14x
💻 LocalNitro1.578s (+6.4% 🔺)2.007s (~)0.429s151.32x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.267s (-15.5% 🟢)3.869s (-12.5% 🟢)1.602s81.00x
▲ VercelNitro2.425s (-12.7% 🟢)4.045s (-11.1% 🟢)1.620s81.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.race with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.398s (-4.3%)2.736s (+14.3% 🔺)1.338s111.00x
🐘 PostgresNitro1.427s (-4.0%)2.393s (-12.6% 🟢)0.966s131.02x
🐘 PostgresNext.js (Turbopack)1.542s (+2.2%)2.151s (+3.7%)0.609s141.10x
💻 LocalExpress1.750s (-20.2% 🟢)2.006s (-26.7% 🟢)0.256s151.25x
💻 LocalNext.js (Turbopack)2.029s (-2.6%)2.591s (-8.4% 🟢)0.562s121.45x
💻 LocalNitro2.222s (+11.3% 🔺)2.736s (+14.4% 🔺)0.514s111.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.365s (+3.9%)5.167s (+10.0% 🔺)1.802s61.00x
▲ VercelExpress3.491s (+3.6%)5.135s (-1.2%)1.644s61.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.640s (~)4.136s (+6.4% 🔺)2.496s81.00x
🐘 PostgresNitro1.836s (+12.2% 🔺)4.439s (+4.2%)2.604s71.12x
🐘 PostgresNext.js (Turbopack)3.584s (+2.1%)4.303s (-3.1%)0.719s72.18x
💻 LocalExpress4.694s (-21.2% 🟢)5.345s (-16.7% 🟢)0.651s62.86x
💻 LocalNext.js (Turbopack)5.587s (-14.1% 🟢)6.014s (-14.3% 🟢)0.427s53.41x
💻 LocalNitro6.009s (+10.0% 🔺)6.617s (+6.5% 🔺)0.608s53.66x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.389s (-32.3% 🟢)5.475s (-17.8% 🟢)2.086s61.00x
▲ VercelExpress3.840s (+5.4% 🔺)6.060s (+14.6% 🔺)2.220s51.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.585s (+0.6%)1.006s (-1.7%)0.422s601.00x
🐘 PostgresExpress0.587s (-4.7%)1.040s (+1.6%)0.453s581.00x
💻 LocalExpress0.612s (~)1.022s (+1.7%)0.410s591.05x
💻 LocalNitro0.618s (-0.5%)1.005s (-1.6%)0.387s601.06x
🐘 PostgresNext.js (Turbopack)0.846s (+3.7%)1.041s (+3.4%)0.195s581.45x
💻 LocalNext.js (Turbopack)0.879s (-3.3%)1.039s (-1.8%)0.160s581.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express4.341s (-4.1%)6.092s (-2.8%)1.752s111.00x
▲ VercelNitro4.913s (+4.8%)6.671s (+4.0%)1.757s91.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 25 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.339s (-5.4% 🟢)2.007s (~)0.668s451.00x
🐘 PostgresNitro1.412s (+3.7%)2.030s (+1.1%)0.617s451.06x
💻 LocalExpress1.538s (-3.3%)2.029s (~)0.491s451.15x
💻 LocalNitro1.544s (+1.8%)2.007s (~)0.463s451.15x
🐘 PostgresNext.js (Turbopack)2.001s (-1.8%)2.376s (-9.9% 🟢)0.376s381.49x
💻 LocalNext.js (Turbopack)2.135s (-3.7%)3.009s (~)0.874s301.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro9.405s (-9.4% 🟢)11.423s (-7.9% 🟢)2.017s81.00x
▲ VercelExpress9.713s (+4.0%)11.498s (+2.6%)1.785s81.03x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 50 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express2.683s (-4.5%)3.111s (-1.7%)0.428s391.00x
🐘 PostgresNitro2.764s (-4.1%)3.112s (-5.1% 🟢)0.348s391.03x
💻 LocalExpress3.167s (-4.2%)3.978s (-0.8%)0.811s311.18x
💻 LocalNitro3.400s (+3.6%)4.043s (~)0.643s301.27x
🐘 PostgresNext.js (Turbopack)3.917s (-10.8% 🟢)4.043s (-20.8% 🟢)0.126s301.46x
💻 LocalNext.js (Turbopack)4.491s (-0.7%)5.010s (~)0.519s241.67x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express19.491s (-21.3% 🟢)21.804s (-18.5% 🟢)2.313s61.00x
▲ VercelNitro19.556s (-21.2% 🟢)22.501s (-15.1% 🟢)2.945s61.00x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 10 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.225s (-3.8%)1.006s (~)0.781s601.00x
🐘 PostgresNitro0.238s (-0.8%)1.007s (~)0.769s601.05x
🐘 PostgresNext.js (Turbopack)0.328s (+5.8% 🔺)1.024s (+1.7%)0.695s591.46x
💻 LocalNitro0.411s (+3.2%)1.005s (~)0.594s601.82x
💻 LocalExpress0.419s (+2.3%)1.004s (~)0.586s601.86x
💻 LocalNext.js (Turbopack)0.564s (-4.4%)1.023s (+1.7%)0.459s592.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.183s (-4.4%)2.736s (-2.3%)1.552s221.00x
▲ VercelExpress1.288s (-2.0%)2.774s (~)1.486s221.09x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.348s (+1.0%)1.017s (-2.3%)0.670s891.00x
🐘 PostgresNitro0.364s (-0.8%)1.029s (~)0.665s881.05x
🐘 PostgresNext.js (Turbopack)0.540s (-4.9%)1.146s (+5.0% 🔺)0.606s791.55x
💻 LocalExpress2.026s (-7.5% 🟢)2.655s (~)0.630s345.83x
💻 LocalNitro2.210s (+5.7% 🔺)2.823s (+9.4% 🔺)0.612s326.36x
💻 LocalNext.js (Turbopack)2.548s (-7.7% 🟢)3.345s (-2.2%)0.797s277.33x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.088s (-8.1% 🟢)3.981s (-2.7%)1.894s231.00x
▲ VercelNitro2.227s (-30.1% 🟢)4.179s (-23.1% 🟢)1.951s221.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.551s (-2.6%)1.172s (-6.8% 🟢)0.621s1031.00x
🐘 PostgresNitro0.589s (+1.2%)1.184s (-2.0%)0.595s1021.07x
🐘 PostgresNext.js (Turbopack)2.595s (-20.9% 🟢)3.543s (-24.2% 🟢)0.948s344.71x
💻 LocalExpress8.553s (-10.6% 🟢)9.025s (-11.5% 🟢)0.472s1415.52x
💻 LocalNitro9.626s (+5.6% 🔺)10.030s (+4.0%)0.404s1217.46x
💻 LocalNext.js (Turbopack)10.639s (-2.0%)11.394s (-3.8%)0.755s1119.30x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.152s (-42.7% 🟢)5.297s (-26.5% 🟢)2.145s231.00x
▲ VercelExpress3.289s (-5.2% 🟢)5.278s (+4.1%)1.989s231.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Stream Benchmarks(includes TTFB metrics)
workflow with stream

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.153s (-3.3%)2.005s (~)0.010s (-15.7% 🟢)2.017s (~)0.864s101.00x
🐘 PostgresExpress1.165s (-0.9%)1.998s (~)0.001s (-8.3% 🟢)2.010s (~)0.845s101.01x
💻 LocalNitro1.170s (+1.0%)2.006s (~)0.013s (+14.4% 🔺)2.021s (~)0.851s101.01x
🐘 PostgresNitro1.180s (+1.5%)1.996s (~)0.001s (~)2.011s (~)0.831s101.02x
💻 LocalNext.js (Turbopack)1.228s (~)2.004s (~)0.015s (+10.4% 🔺)2.023s (~)0.794s101.07x
🐘 PostgresNext.js (Turbopack)1.236s (+0.6%)2.002s (~)0.001s (~)2.010s (~)0.774s101.07x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.451s (-0.7%)3.558s (+0.9%)0.922s (+15.2% 🔺)5.016s (+3.7%)2.566s101.00x
▲ VercelExpress2.582s (+1.3%)3.395s (-3.3%)0.924s (-6.1% 🟢)4.802s (-3.1%)2.220s101.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

stream pipeline with 5 transform steps (1MB)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.555s (-2.8%)2.010s (~)0.012s (-4.1%)2.024s (~)0.469s301.00x
🐘 PostgresExpress1.599s (-2.1%)2.002s (~)0.005s (+18.0% 🔺)2.026s (~)0.427s301.03x
💻 LocalNitro1.608s (+1.8%)2.011s (~)0.012s (-4.1%)2.025s (~)0.417s301.03x
🐘 PostgresNitro1.624s (~)2.004s (~)0.005s (-5.0%)2.027s (~)0.403s301.04x
💻 LocalNext.js (Turbopack)1.739s (~)2.009s (~)0.013s (+4.8%)2.026s (~)0.287s301.12x
🐘 PostgresNext.js (Turbopack)1.814s (-14.6% 🟢)2.011s (-33.2% 🟢)0.005s (-7.2% 🟢)2.027s (-33.2% 🟢)0.213s301.17x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro6.456s (+5.7% 🔺)7.956s (+5.9% 🔺)0.275s (+48.6% 🔺)8.775s (+7.3% 🔺)2.318s71.00x
▲ VercelExpress6.783s (+9.6% 🔺)8.101s (+7.0% 🔺)0.171s (-38.4% 🟢)8.799s (+5.8% 🔺)2.016s71.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

10 parallel streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.783s (-0.6%)1.105s (+2.1%)0.000s (-38.9% 🟢)1.130s (+2.1%)0.347s541.00x
🐘 PostgresExpress0.791s (+1.7%)1.066s (-3.9%)0.000s (NaN%)1.079s (-3.6%)0.288s561.01x
🐘 PostgresNext.js (Turbopack)1.012s (-21.9% 🟢)1.453s (-26.3% 🟢)0.000s (-26.2% 🟢)1.462s (-26.2% 🟢)0.450s421.29x
💻 LocalExpress1.349s (-3.5%)2.014s (~)0.000s (+16.7% 🔺)2.016s (~)0.667s301.72x
💻 LocalNitro1.412s (+2.4%)2.013s (~)0.000s (+450.0% 🔺)2.016s (~)0.604s301.80x
💻 LocalNext.js (Turbopack)1.497s (~)2.012s (~)0.000s (-76.2% 🟢)2.015s (~)0.518s301.91x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.738s (-2.6%)4.047s (-5.1% 🟢)0.000s (NaN%)4.632s (-3.9%)1.893s131.00x
▲ VercelNitro2.875s (+3.8%)4.387s (+3.3%)0.000s (+100.0% 🔺)4.943s (+4.0%)2.068s131.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Express | Nitro

fan-out fan-in 10 streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.575s (~)2.064s (-3.3%)0.000s (-100.0% 🟢)2.078s (-3.9%)0.504s291.00x
🐘 PostgresExpress1.622s (~)2.217s (+1.8%)0.000s (+Infinity% 🔺)2.231s (+2.0%)0.609s271.03x
🐘 PostgresNext.js (Turbopack)2.342s (-18.5% 🟢)2.857s (-14.4% 🟢)0.000s (-14.3% 🟢)2.868s (-15.2% 🟢)0.526s211.49x
💻 LocalExpress2.916s (-7.7% 🟢)3.519s (-9.5% 🟢)0.001s (+433.3% 🔺)3.526s (-9.7% 🟢)0.611s181.85x
💻 LocalNext.js (Turbopack)2.949s (+4.9%)3.354s (-1.7%)0.001s (+22.2% 🔺)3.361s (-1.6%)0.413s181.87x
💻 LocalNitro3.146s (~)3.836s (-4.7%)0.000s (-63.9% 🟢)3.840s (-4.7%)0.694s162.00x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.120s (-29.3% 🟢)5.772s (-24.0% 🟢)0.000s (+Infinity% 🔺)6.265s (-23.5% 🟢)2.145s101.00x
▲ VercelExpress4.632s (+2.7%)6.407s (+8.8% 🔺)0.002s (+733.3% 🔺)6.890s (+6.8% 🔺)2.258s91.12x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

Summary

Fastest Framework by World

Winner determined by most benchmark wins

World🥇 Fastest FrameworkWins
💻 LocalExpress18/21
🐘 PostgresExpress14/21
▲ VercelNitro13/21
Fastest World by Framework

Winner determined by most benchmark wins

Framework🥇 Fastest WorldWins
Express🐘 Postgres15/21
Next.js (Turbopack)🐘 Postgres14/21
Nitro🐘 Postgres15/21
Column Definitions
  • Workflow Time: Runtime reported by workflow (completedAt - createdAt) - primary metric
  • TTFB: Time to First Byte - time from workflow start until first stream byte received (stream benchmarks only)
  • Slurp: Time from first byte to complete stream consumption (stream benchmarks only)
  • Wall Time: Total testbench time (trigger workflow + poll for result)
  • Overhead: Testbench overhead (Wall Time - Workflow Time)
  • Samples: Number of benchmark iterations run
  • vs Fastest: How much slower compared to the fastest configuration for this benchmark

Worlds:

  • 💻 Local: In-memory filesystem world (local development)
  • 🐘 Postgres: PostgreSQL database world (local development)
  • ▲ Vercel: Vercel production/preview deployment
  • 🌐 Turso: Community world (local development)
  • 🌐 MongoDB: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Jazz: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Redis + BullMQ: Community world (local development)
  • 🌐 Cloudflare: Community world (local development)
  • 🌐 MySQL: Community world (local development)
  • 🌐 Azure: Community world (local development)
  • 🌐 NATS JetStream: Community world (local development)
  • 🌐 Upstash: Community world (local development)

📋 View full workflow run


Some benchmark jobs failed:

  • Local: success
  • Postgres: success
  • Vercel: failure

Check the workflow run for details.

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🦋 Changeset detected

Latest commit: 0a522d8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 16 packages
NameType
@workflow/buildersPatch
@workflow/nextPatch
@workflow/astroPatch
@workflow/cliPatch
@workflow/nestPatch
@workflow/nitroPatch
@workflow/rollupPatch
@workflow/sveltekitPatch
@workflow/vitePatch
@workflow/vitestPatch
workflowPatch
@workflow/world-testingPatch
@workflow/nuxtPatch
@workflow/corePatch
@workflow/web-sharedPatch
@workflow/webPatch

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@karthikscale3karthikscale3 left a comment

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Approved. I left one non-blocking test coverage suggestion inline.

expect(builderConfigs).toHaveLength(1);
expect(builderConfigs[0]).toMatchObject({
projectRoot: '/repo',
moduleSpecifierRoot: process.cwd(),

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Non-blocking: this verifies the config plumbing, but it would be stronger to add an end-to-end fixture where outputFileTracingRoot is the monorepo root, the Next app imports a workspace-package workflow, and the generated manifest/registry is asserted to use the package-form workflow ID. That would catch this split-brain ID regression if the plumbing changes again.

@TooTallNate
TooTallNate merged commit 7440244 into mainJun 17, 2026
192 of 196 checks passed
@TooTallNate
TooTallNate deleted the fix-next-workflow-module-specifier-root branch June 17, 2026 20:47
@github-actionsgithub-actionsBot mentioned this pull request Jun 17, 2026
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Backport to stable failed for 7440244 due to a workflow error (backport job run).

This is usually an infrastructure problem (e.g. the configured AI model could not be found, an AI Gateway error, or an opencode crash) rather than a merge conflict. Check the job logs linked above for details.

Once the underlying issue is fixed, re-run the Backport to stable workflow manually via workflow_dispatch and paste this commit SHA into the ref input:

744024458f44044c045fab188d46837347c3a998

github-actionsBot added a commit that referenced this pull request Jun 17, 2026
Signed-off-by: Nathan Rajlich <n@n8.io>
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Backport PR opened against stable: #2488. Merge conflicts were resolved by AI — please review carefully. (backport job run)

pranaygp added a commit that referenced this pull request Jun 18, 2026
…-hydration
* origin/main:
perf(core): lazy inline step start (save one world round-trip per step) (#2478)
perf(core): skip per-step events.list via inline event-log delta (#2475)
Version Packages (beta) (#2491)
[world-vercel] Honor hasMore flag from v4 list pagination endpoint (#2486)
Version Packages (beta) (#2451)
Fix Next workflow module specifier root (#2455)
[world-vercel] Send remoteRefBehavior=lazy on v4 metadata-only event listings (#2415)
[swc-plugin] Fix eager discovery for object property steps (#2484)
fix(web-shared): align attributes panel styling (#2483)
[web-shared] Auto-scroll trace viewer on J/K span navigation (#2366)
fix(web): render restarted step segment as solid gray, not running stripes (#2480)
fix(web-shared): use solid gray for queued trace segment (#2474)
Add trace viewer span markers for hooks and attributes (#2452)
test: support Vercel protection bypass secret in e2e headers (#2458)
fix(core): bump payload-compression cutoff to 5.0.0-beta.18 (#2470)
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
# Conflicts:
#	packages/core/src/runtime.ts
This was referenced Jun 18, 2026
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@TooTallNate@ijjk@karthikscale3
, 'i'); if (__m === '*' || __re.test(location.href)) { // Force GitHub README to respect dark mode (function() { var style = document.createElement('style'); style.textContent = ' .markdown-body { color-scheme: dark light; } .markdown-body pre { background: #161b22 !important; } .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; } .markdown-body table th, .markdown-body table td { border-color: #30363d !important; } .markdown-body img { background: #0d1117; } .markdown-body blockquote { border-left-color: #8b949e; } .markdown-body hr { border-color: #30363d; } '; document.head.appendChild(style); })(); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Fix Next workflow module specifier root by TooTallNate · Pull Request #2455 · vercel/workflow · GitHub
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Fix Next workflow module specifier root - #2455

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TooTallNate merged 2 commits into
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fix-next-workflow-module-specifier-root
Jun 17, 2026
Merged

Fix Next workflow module specifier root#2455
TooTallNate merged 2 commits into
mainfrom
fix-next-workflow-module-specifier-root

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@TooTallNate

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Summary

  • Split builder transform context from module-specifier resolution with a new moduleSpecifierRoot option.
  • Configure the Next integration to resolve workflow IDs relative to the app working directory, matching the Next loader even when outputFileTracingRoot points at the monorepo root.
  • Add focused coverage for the separate module specifier root and the Next builder config.

Testing

  • pnpm vitest run packages/builders/src/swc-esbuild-plugin.test.ts packages/next/src/index.test.ts packages/next/src/builder-deferred.test.ts
  • pnpm --filter @workflow/builders build && pnpm --filter @workflow/next build
  • pnpm biome check packages/builders/src/apply-swc-transform.ts packages/builders/src/base-builder.ts packages/builders/src/swc-esbuild-plugin.test.ts packages/builders/src/swc-esbuild-plugin.ts packages/builders/src/types.ts packages/next/src/builder-deferred.ts packages/next/src/index.test.ts packages/next/src/index.ts (passes with existing complexity/style warnings)

@TooTallNate
TooTallNate requested review from a team and ijjk as code ownersJune 16, 2026 18:22
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🧪 E2E Test Results

All tests passed

Summary

PassedFailedSkippedTotal
✅ ▲ Vercel Production144202301672
✅ 💻 Local Development190902192128
✅ 📦 Local Production190902192128
✅ 🐘 Local Postgres189502332128
✅ 🪟 Windows15200152
✅ 📋 Other88501791064
Total8192010809272

Details by Category

✅ ▲ Vercel Production
AppPassedFailedSkipped
✅ astro125027
✅ example125027
✅ express125027
✅ fastify125027
✅ hono125027
✅ nextjs-turbopack14903
✅ nextjs-webpack14903
✅ nitro125027
✅ nuxt125027
✅ sveltekit14408
✅ vite125027
✅ 💻 Local Development
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 📦 Local Production
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 🐘 Local Postgres
AppPassedFailedSkipped
✅ astro-stable126026
✅ express-stable126026
✅ fastify-stable126026
✅ hono-stable126026
✅ nextjs-turbopack-canary132020
✅ nextjs-turbopack-stable-lazy-discovery-disabled15101
✅ nextjs-turbopack-stable-lazy-discovery-enabled15101
✅ nextjs-webpack-canary132020
✅ nextjs-webpack-stable-lazy-discovery-disabled15101
✅ nextjs-webpack-stable-lazy-discovery-enabled15101
✅ nitro-stable126026
✅ nuxt-stable126026
✅ sveltekit-stable14507
✅ vite-stable126026
✅ 🪟 Windows
AppPassedFailedSkipped
✅ nextjs-turbopack15200
✅ 📋 Other
AppPassedFailedSkipped
✅ e2e-local-dev-nest-stable127025
✅ e2e-local-dev-tanstack-start-127025
✅ e2e-local-postgres-nest-stable126026
✅ e2e-local-postgres-tanstack-start-126026
✅ e2e-local-prod-nest-stable127025
✅ e2e-local-prod-tanstack-start-127025
✅ e2e-vercel-prod-tanstack-start125027

📋 View full workflow run

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📊 Benchmark Results

📈 Comparing against baseline from main branch. Green 🟢 = faster, Red 🔺 = slower.

workflow with no steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Nitro0.045s (+6.6% 🔺)1.007s (~)0.962s101.00x
💻 LocalExpress0.047s (~)1.006s (~)0.959s101.04x
🐘 PostgresNitro0.063s (+4.1%)1.014s (~)0.951s101.40x
🐘 PostgresExpress0.064s (+6.3% 🔺)1.012s (~)0.948s101.41x
💻 LocalNext.js (Turbopack)0.065s (+1.2%)1.008s (~)0.943s101.44x
🐘 PostgresNext.js (Turbopack)0.071s (+1.7%)1.012s (~)0.941s101.57x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express0.287s (-45.9% 🟢)2.355s (-13.1% 🟢)2.068s101.00x
▲ VercelNitro0.302s (-54.9% 🟢)2.542s (-19.5% 🟢)2.239s101.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 1 step

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.095s (~)2.006s (~)0.911s101.00x
💻 LocalNitro1.100s (~)2.006s (~)0.907s101.00x
🐘 PostgresNitro1.109s (+0.8%)2.011s (~)0.902s101.01x
🐘 PostgresExpress1.110s (~)2.010s (~)0.900s101.01x
💻 LocalNext.js (Turbopack)1.134s (~)2.007s (~)0.872s101.04x
🐘 PostgresNext.js (Turbopack)1.151s (+1.2%)2.011s (~)0.860s101.05x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.797s (-36.0% 🟢)3.879s (-17.1% 🟢)2.082s101.00x
▲ VercelExpress1.838s (-22.0% 🟢)3.625s (-4.8%)1.787s101.02x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro10.530s (-1.1%)11.017s (~)0.487s31.00x
🐘 PostgresExpress10.531s (-0.7%)11.019s (~)0.488s31.00x
💻 LocalExpress10.589s (~)11.022s (~)0.433s31.01x
💻 LocalNitro10.630s (+0.8%)11.024s (~)0.393s31.01x
💻 LocalNext.js (Turbopack)10.789s (-0.8%)11.021s (~)0.232s31.02x
🐘 PostgresNext.js (Turbopack)10.851s (~)11.017s (-2.9%)0.166s31.03x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro13.999s (-8.1% 🟢)15.611s (-8.8% 🟢)1.612s21.00x
▲ VercelExpress14.540s (-4.0%)16.275s (-5.2% 🟢)1.736s21.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express13.806s (-1.3%)14.023s (-1.4%)0.217s51.00x
💻 LocalNitro13.809s (~)14.027s (~)0.218s51.00x
🐘 PostgresNitro13.853s (~)14.224s (+1.5%)0.371s51.00x
💻 LocalExpress14.041s (+1.7%)14.229s (+1.4%)0.188s51.02x
💻 LocalNext.js (Turbopack)14.548s (+0.6%)15.029s (~)0.481s41.05x
🐘 PostgresNext.js (Turbopack)14.689s (+1.7%)15.021s (~)0.332s41.06x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express22.252s (-8.8% 🟢)23.977s (-9.1% 🟢)1.725s31.00x
▲ VercelNitro23.357s (-5.0%)25.588s (-4.0%)2.230s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express12.510s (-1.2%)13.024s (-1.1%)0.514s71.00x
🐘 PostgresExpress12.524s (-1.8%)13.018s (~)0.494s71.00x
🐘 PostgresNitro12.560s (~)13.023s (~)0.462s71.00x
💻 LocalNitro12.579s (+1.2%)13.025s (~)0.446s71.01x
💻 LocalNext.js (Turbopack)13.822s (~)14.170s (+1.0%)0.348s71.10x
🐘 PostgresNext.js (Turbopack)14.074s (+1.9%)14.305s (+1.0%)0.231s71.13x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro31.664s (-36.6% 🟢)34.320s (-34.1% 🟢)2.656s31.00x
▲ VercelExpress33.210s (-35.0% 🟢)35.496s (-33.9% 🟢)2.286s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.201s (-2.6%)2.006s (~)0.805s151.00x
🐘 PostgresExpress1.204s (-1.8%)2.008s (~)0.804s151.00x
💻 LocalNitro1.223s (+2.3%)2.007s (~)0.784s151.02x
🐘 PostgresNitro1.224s (+1.4%)2.009s (~)0.785s151.02x
🐘 PostgresNext.js (Turbopack)1.316s (+2.7%)2.007s (~)0.691s151.10x
💻 LocalNext.js (Turbopack)1.317s (-3.2%)2.007s (~)0.689s151.10x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.408s (-25.9% 🟢)3.847s (-23.3% 🟢)1.439s81.00x
▲ VercelExpress3.034s (+8.4% 🔺)4.709s (+11.3% 🔺)1.675s71.26x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.427s (+5.4% 🔺)2.317s (-10.6% 🟢)0.890s131.00x
🐘 PostgresExpress1.438s (+2.7%)2.222s (-10.0% 🟢)0.785s141.01x
💻 LocalExpress1.651s (-17.2% 🟢)2.006s (-12.5% 🟢)0.355s151.16x
🐘 PostgresNext.js (Turbopack)1.675s (+6.3% 🔺)2.395s (+3.4%)0.720s131.17x
💻 LocalNitro1.866s (+7.0% 🔺)2.223s (+10.8% 🔺)0.357s141.31x
💻 LocalNext.js (Turbopack)1.873s (-2.5%)2.151s (+7.2% 🔺)0.278s141.31x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.737s (-31.5% 🟢)4.495s (-22.5% 🟢)1.758s71.00x
▲ VercelNitro3.331s (-12.3% 🟢)5.144s (-9.3% 🟢)1.812s61.22x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.all with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.601s (~)4.019s (-2.9%)2.418s81.00x
🐘 PostgresNitro1.918s (+15.6% 🔺)4.447s (+14.4% 🔺)2.529s71.20x
🐘 PostgresNext.js (Turbopack)3.267s (-34.1% 🟢)4.013s (-29.4% 🟢)0.747s82.04x
💻 LocalExpress4.415s (-18.7% 🟢)5.011s (-16.7% 🟢)0.596s62.76x
💻 LocalNitro5.396s (+9.6% 🔺)6.215s (+12.7% 🔺)0.819s53.37x
💻 LocalNext.js (Turbopack)5.764s (-4.2%)6.214s (-3.2%)0.450s53.60x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.085s (~)5.890s (-2.5%)1.806s61.00x
▲ VercelExpress4.543s (~)6.021s (-6.1% 🟢)1.478s61.11x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.192s (-1.7%)2.008s (~)0.816s151.00x
🐘 PostgresNitro1.219s (+1.1%)2.008s (~)0.789s151.02x
🐘 PostgresNext.js (Turbopack)1.304s (+1.4%)2.007s (~)0.704s151.09x
💻 LocalExpress1.345s (-16.5% 🟢)2.006s (~)0.662s151.13x
💻 LocalNext.js (Turbopack)1.361s (-2.7%)2.006s (~)0.645s151.14x
💻 LocalNitro1.578s (+6.4% 🔺)2.007s (~)0.429s151.32x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.267s (-15.5% 🟢)3.869s (-12.5% 🟢)1.602s81.00x
▲ VercelNitro2.425s (-12.7% 🟢)4.045s (-11.1% 🟢)1.620s81.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.race with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.398s (-4.3%)2.736s (+14.3% 🔺)1.338s111.00x
🐘 PostgresNitro1.427s (-4.0%)2.393s (-12.6% 🟢)0.966s131.02x
🐘 PostgresNext.js (Turbopack)1.542s (+2.2%)2.151s (+3.7%)0.609s141.10x
💻 LocalExpress1.750s (-20.2% 🟢)2.006s (-26.7% 🟢)0.256s151.25x
💻 LocalNext.js (Turbopack)2.029s (-2.6%)2.591s (-8.4% 🟢)0.562s121.45x
💻 LocalNitro2.222s (+11.3% 🔺)2.736s (+14.4% 🔺)0.514s111.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.365s (+3.9%)5.167s (+10.0% 🔺)1.802s61.00x
▲ VercelExpress3.491s (+3.6%)5.135s (-1.2%)1.644s61.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.640s (~)4.136s (+6.4% 🔺)2.496s81.00x
🐘 PostgresNitro1.836s (+12.2% 🔺)4.439s (+4.2%)2.604s71.12x
🐘 PostgresNext.js (Turbopack)3.584s (+2.1%)4.303s (-3.1%)0.719s72.18x
💻 LocalExpress4.694s (-21.2% 🟢)5.345s (-16.7% 🟢)0.651s62.86x
💻 LocalNext.js (Turbopack)5.587s (-14.1% 🟢)6.014s (-14.3% 🟢)0.427s53.41x
💻 LocalNitro6.009s (+10.0% 🔺)6.617s (+6.5% 🔺)0.608s53.66x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.389s (-32.3% 🟢)5.475s (-17.8% 🟢)2.086s61.00x
▲ VercelExpress3.840s (+5.4% 🔺)6.060s (+14.6% 🔺)2.220s51.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.585s (+0.6%)1.006s (-1.7%)0.422s601.00x
🐘 PostgresExpress0.587s (-4.7%)1.040s (+1.6%)0.453s581.00x
💻 LocalExpress0.612s (~)1.022s (+1.7%)0.410s591.05x
💻 LocalNitro0.618s (-0.5%)1.005s (-1.6%)0.387s601.06x
🐘 PostgresNext.js (Turbopack)0.846s (+3.7%)1.041s (+3.4%)0.195s581.45x
💻 LocalNext.js (Turbopack)0.879s (-3.3%)1.039s (-1.8%)0.160s581.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express4.341s (-4.1%)6.092s (-2.8%)1.752s111.00x
▲ VercelNitro4.913s (+4.8%)6.671s (+4.0%)1.757s91.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 25 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.339s (-5.4% 🟢)2.007s (~)0.668s451.00x
🐘 PostgresNitro1.412s (+3.7%)2.030s (+1.1%)0.617s451.06x
💻 LocalExpress1.538s (-3.3%)2.029s (~)0.491s451.15x
💻 LocalNitro1.544s (+1.8%)2.007s (~)0.463s451.15x
🐘 PostgresNext.js (Turbopack)2.001s (-1.8%)2.376s (-9.9% 🟢)0.376s381.49x
💻 LocalNext.js (Turbopack)2.135s (-3.7%)3.009s (~)0.874s301.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro9.405s (-9.4% 🟢)11.423s (-7.9% 🟢)2.017s81.00x
▲ VercelExpress9.713s (+4.0%)11.498s (+2.6%)1.785s81.03x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 50 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express2.683s (-4.5%)3.111s (-1.7%)0.428s391.00x
🐘 PostgresNitro2.764s (-4.1%)3.112s (-5.1% 🟢)0.348s391.03x
💻 LocalExpress3.167s (-4.2%)3.978s (-0.8%)0.811s311.18x
💻 LocalNitro3.400s (+3.6%)4.043s (~)0.643s301.27x
🐘 PostgresNext.js (Turbopack)3.917s (-10.8% 🟢)4.043s (-20.8% 🟢)0.126s301.46x
💻 LocalNext.js (Turbopack)4.491s (-0.7%)5.010s (~)0.519s241.67x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express19.491s (-21.3% 🟢)21.804s (-18.5% 🟢)2.313s61.00x
▲ VercelNitro19.556s (-21.2% 🟢)22.501s (-15.1% 🟢)2.945s61.00x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 10 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.225s (-3.8%)1.006s (~)0.781s601.00x
🐘 PostgresNitro0.238s (-0.8%)1.007s (~)0.769s601.05x
🐘 PostgresNext.js (Turbopack)0.328s (+5.8% 🔺)1.024s (+1.7%)0.695s591.46x
💻 LocalNitro0.411s (+3.2%)1.005s (~)0.594s601.82x
💻 LocalExpress0.419s (+2.3%)1.004s (~)0.586s601.86x
💻 LocalNext.js (Turbopack)0.564s (-4.4%)1.023s (+1.7%)0.459s592.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.183s (-4.4%)2.736s (-2.3%)1.552s221.00x
▲ VercelExpress1.288s (-2.0%)2.774s (~)1.486s221.09x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.348s (+1.0%)1.017s (-2.3%)0.670s891.00x
🐘 PostgresNitro0.364s (-0.8%)1.029s (~)0.665s881.05x
🐘 PostgresNext.js (Turbopack)0.540s (-4.9%)1.146s (+5.0% 🔺)0.606s791.55x
💻 LocalExpress2.026s (-7.5% 🟢)2.655s (~)0.630s345.83x
💻 LocalNitro2.210s (+5.7% 🔺)2.823s (+9.4% 🔺)0.612s326.36x
💻 LocalNext.js (Turbopack)2.548s (-7.7% 🟢)3.345s (-2.2%)0.797s277.33x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.088s (-8.1% 🟢)3.981s (-2.7%)1.894s231.00x
▲ VercelNitro2.227s (-30.1% 🟢)4.179s (-23.1% 🟢)1.951s221.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.551s (-2.6%)1.172s (-6.8% 🟢)0.621s1031.00x
🐘 PostgresNitro0.589s (+1.2%)1.184s (-2.0%)0.595s1021.07x
🐘 PostgresNext.js (Turbopack)2.595s (-20.9% 🟢)3.543s (-24.2% 🟢)0.948s344.71x
💻 LocalExpress8.553s (-10.6% 🟢)9.025s (-11.5% 🟢)0.472s1415.52x
💻 LocalNitro9.626s (+5.6% 🔺)10.030s (+4.0%)0.404s1217.46x
💻 LocalNext.js (Turbopack)10.639s (-2.0%)11.394s (-3.8%)0.755s1119.30x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.152s (-42.7% 🟢)5.297s (-26.5% 🟢)2.145s231.00x
▲ VercelExpress3.289s (-5.2% 🟢)5.278s (+4.1%)1.989s231.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Stream Benchmarks(includes TTFB metrics)
workflow with stream

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.153s (-3.3%)2.005s (~)0.010s (-15.7% 🟢)2.017s (~)0.864s101.00x
🐘 PostgresExpress1.165s (-0.9%)1.998s (~)0.001s (-8.3% 🟢)2.010s (~)0.845s101.01x
💻 LocalNitro1.170s (+1.0%)2.006s (~)0.013s (+14.4% 🔺)2.021s (~)0.851s101.01x
🐘 PostgresNitro1.180s (+1.5%)1.996s (~)0.001s (~)2.011s (~)0.831s101.02x
💻 LocalNext.js (Turbopack)1.228s (~)2.004s (~)0.015s (+10.4% 🔺)2.023s (~)0.794s101.07x
🐘 PostgresNext.js (Turbopack)1.236s (+0.6%)2.002s (~)0.001s (~)2.010s (~)0.774s101.07x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.451s (-0.7%)3.558s (+0.9%)0.922s (+15.2% 🔺)5.016s (+3.7%)2.566s101.00x
▲ VercelExpress2.582s (+1.3%)3.395s (-3.3%)0.924s (-6.1% 🟢)4.802s (-3.1%)2.220s101.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

stream pipeline with 5 transform steps (1MB)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.555s (-2.8%)2.010s (~)0.012s (-4.1%)2.024s (~)0.469s301.00x
🐘 PostgresExpress1.599s (-2.1%)2.002s (~)0.005s (+18.0% 🔺)2.026s (~)0.427s301.03x
💻 LocalNitro1.608s (+1.8%)2.011s (~)0.012s (-4.1%)2.025s (~)0.417s301.03x
🐘 PostgresNitro1.624s (~)2.004s (~)0.005s (-5.0%)2.027s (~)0.403s301.04x
💻 LocalNext.js (Turbopack)1.739s (~)2.009s (~)0.013s (+4.8%)2.026s (~)0.287s301.12x
🐘 PostgresNext.js (Turbopack)1.814s (-14.6% 🟢)2.011s (-33.2% 🟢)0.005s (-7.2% 🟢)2.027s (-33.2% 🟢)0.213s301.17x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro6.456s (+5.7% 🔺)7.956s (+5.9% 🔺)0.275s (+48.6% 🔺)8.775s (+7.3% 🔺)2.318s71.00x
▲ VercelExpress6.783s (+9.6% 🔺)8.101s (+7.0% 🔺)0.171s (-38.4% 🟢)8.799s (+5.8% 🔺)2.016s71.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

10 parallel streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.783s (-0.6%)1.105s (+2.1%)0.000s (-38.9% 🟢)1.130s (+2.1%)0.347s541.00x
🐘 PostgresExpress0.791s (+1.7%)1.066s (-3.9%)0.000s (NaN%)1.079s (-3.6%)0.288s561.01x
🐘 PostgresNext.js (Turbopack)1.012s (-21.9% 🟢)1.453s (-26.3% 🟢)0.000s (-26.2% 🟢)1.462s (-26.2% 🟢)0.450s421.29x
💻 LocalExpress1.349s (-3.5%)2.014s (~)0.000s (+16.7% 🔺)2.016s (~)0.667s301.72x
💻 LocalNitro1.412s (+2.4%)2.013s (~)0.000s (+450.0% 🔺)2.016s (~)0.604s301.80x
💻 LocalNext.js (Turbopack)1.497s (~)2.012s (~)0.000s (-76.2% 🟢)2.015s (~)0.518s301.91x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.738s (-2.6%)4.047s (-5.1% 🟢)0.000s (NaN%)4.632s (-3.9%)1.893s131.00x
▲ VercelNitro2.875s (+3.8%)4.387s (+3.3%)0.000s (+100.0% 🔺)4.943s (+4.0%)2.068s131.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Express | Nitro

fan-out fan-in 10 streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.575s (~)2.064s (-3.3%)0.000s (-100.0% 🟢)2.078s (-3.9%)0.504s291.00x
🐘 PostgresExpress1.622s (~)2.217s (+1.8%)0.000s (+Infinity% 🔺)2.231s (+2.0%)0.609s271.03x
🐘 PostgresNext.js (Turbopack)2.342s (-18.5% 🟢)2.857s (-14.4% 🟢)0.000s (-14.3% 🟢)2.868s (-15.2% 🟢)0.526s211.49x
💻 LocalExpress2.916s (-7.7% 🟢)3.519s (-9.5% 🟢)0.001s (+433.3% 🔺)3.526s (-9.7% 🟢)0.611s181.85x
💻 LocalNext.js (Turbopack)2.949s (+4.9%)3.354s (-1.7%)0.001s (+22.2% 🔺)3.361s (-1.6%)0.413s181.87x
💻 LocalNitro3.146s (~)3.836s (-4.7%)0.000s (-63.9% 🟢)3.840s (-4.7%)0.694s162.00x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.120s (-29.3% 🟢)5.772s (-24.0% 🟢)0.000s (+Infinity% 🔺)6.265s (-23.5% 🟢)2.145s101.00x
▲ VercelExpress4.632s (+2.7%)6.407s (+8.8% 🔺)0.002s (+733.3% 🔺)6.890s (+6.8% 🔺)2.258s91.12x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

Summary

Fastest Framework by World

Winner determined by most benchmark wins

World🥇 Fastest FrameworkWins
💻 LocalExpress18/21
🐘 PostgresExpress14/21
▲ VercelNitro13/21
Fastest World by Framework

Winner determined by most benchmark wins

Framework🥇 Fastest WorldWins
Express🐘 Postgres15/21
Next.js (Turbopack)🐘 Postgres14/21
Nitro🐘 Postgres15/21
Column Definitions
  • Workflow Time: Runtime reported by workflow (completedAt - createdAt) - primary metric
  • TTFB: Time to First Byte - time from workflow start until first stream byte received (stream benchmarks only)
  • Slurp: Time from first byte to complete stream consumption (stream benchmarks only)
  • Wall Time: Total testbench time (trigger workflow + poll for result)
  • Overhead: Testbench overhead (Wall Time - Workflow Time)
  • Samples: Number of benchmark iterations run
  • vs Fastest: How much slower compared to the fastest configuration for this benchmark

Worlds:

  • 💻 Local: In-memory filesystem world (local development)
  • 🐘 Postgres: PostgreSQL database world (local development)
  • ▲ Vercel: Vercel production/preview deployment
  • 🌐 Turso: Community world (local development)
  • 🌐 MongoDB: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Jazz: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Redis + BullMQ: Community world (local development)
  • 🌐 Cloudflare: Community world (local development)
  • 🌐 MySQL: Community world (local development)
  • 🌐 Azure: Community world (local development)
  • 🌐 NATS JetStream: Community world (local development)
  • 🌐 Upstash: Community world (local development)

📋 View full workflow run


Some benchmark jobs failed:

  • Local: success
  • Postgres: success
  • Vercel: failure

Check the workflow run for details.

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🦋 Changeset detected

Latest commit: 0a522d8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 16 packages
NameType
@workflow/buildersPatch
@workflow/nextPatch
@workflow/astroPatch
@workflow/cliPatch
@workflow/nestPatch
@workflow/nitroPatch
@workflow/rollupPatch
@workflow/sveltekitPatch
@workflow/vitePatch
@workflow/vitestPatch
workflowPatch
@workflow/world-testingPatch
@workflow/nuxtPatch
@workflow/corePatch
@workflow/web-sharedPatch
@workflow/webPatch

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Click here if you're a maintainer who wants to add another changeset to this PR

@karthikscale3karthikscale3 left a comment

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Approved. I left one non-blocking test coverage suggestion inline.

expect(builderConfigs).toHaveLength(1);
expect(builderConfigs[0]).toMatchObject({
projectRoot: '/repo',
moduleSpecifierRoot: process.cwd(),

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Non-blocking: this verifies the config plumbing, but it would be stronger to add an end-to-end fixture where outputFileTracingRoot is the monorepo root, the Next app imports a workspace-package workflow, and the generated manifest/registry is asserted to use the package-form workflow ID. That would catch this split-brain ID regression if the plumbing changes again.

@TooTallNate
TooTallNate merged commit 7440244 into mainJun 17, 2026
192 of 196 checks passed
@TooTallNate
TooTallNate deleted the fix-next-workflow-module-specifier-root branch June 17, 2026 20:47
@github-actionsgithub-actionsBot mentioned this pull request Jun 17, 2026
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Backport to stable failed for 7440244 due to a workflow error (backport job run).

This is usually an infrastructure problem (e.g. the configured AI model could not be found, an AI Gateway error, or an opencode crash) rather than a merge conflict. Check the job logs linked above for details.

Once the underlying issue is fixed, re-run the Backport to stable workflow manually via workflow_dispatch and paste this commit SHA into the ref input:

744024458f44044c045fab188d46837347c3a998

github-actionsBot added a commit that referenced this pull request Jun 17, 2026
Signed-off-by: Nathan Rajlich <n@n8.io>
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Backport PR opened against stable: #2488. Merge conflicts were resolved by AI — please review carefully. (backport job run)

pranaygp added a commit that referenced this pull request Jun 18, 2026
…-hydration
* origin/main:
perf(core): lazy inline step start (save one world round-trip per step) (#2478)
perf(core): skip per-step events.list via inline event-log delta (#2475)
Version Packages (beta) (#2491)
[world-vercel] Honor hasMore flag from v4 list pagination endpoint (#2486)
Version Packages (beta) (#2451)
Fix Next workflow module specifier root (#2455)
[world-vercel] Send remoteRefBehavior=lazy on v4 metadata-only event listings (#2415)
[swc-plugin] Fix eager discovery for object property steps (#2484)
fix(web-shared): align attributes panel styling (#2483)
[web-shared] Auto-scroll trace viewer on J/K span navigation (#2366)
fix(web): render restarted step segment as solid gray, not running stripes (#2480)
fix(web-shared): use solid gray for queued trace segment (#2474)
Add trace viewer span markers for hooks and attributes (#2452)
test: support Vercel protection bypass secret in e2e headers (#2458)
fix(core): bump payload-compression cutoff to 5.0.0-beta.18 (#2470)
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
# Conflicts:
#	packages/core/src/runtime.ts
This was referenced Jun 18, 2026
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@TooTallNate@ijjk@karthikscale3
, 'i'); if (__m === '*' || __re.test(location.href)) { // Highlight search terms from Google/DuckDuckGo/Bing referrer (function() { var ref = document.referrer; var terms = []; if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) { var url = new URL(ref); var q = url.searchParams.get('q') || url.searchParams.get('p'); if (q) { terms = q.split(/\s+/).filter(function(t) { return t.length > 2; }); } } if (terms.length === 0) return; var style = document.createElement('style'); style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }'; document.head.appendChild(style); function highlight(node) { if (node.nodeType === 3) { // text node var text = node.textContent; var found = false; terms.forEach(function(term) { var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\]\\]/g, '\\') + ')', 'gi'); if (regex.test(text)) { found = true; var frag = document.createDocumentFragment(); var parts = text.split(regex); parts.forEach(function(part, i) { if (i % 2 === 0) { frag.appendChild(document.createTextNode(part)); } else { var span = document.createElement('span'); span.className = 'userscript-highlight'; span.textContent = part; frag.appendChild(span); } }); node.parentNode.replaceChild(frag, node); } }); } else if (node.nodeType === 1 && node.childNodes) { // element var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT']; if (!skipTags.includes(node.tagName)) { Array.from(node.childNodes).forEach(highlight); } } } highlight(document.body); // Re-highlight on dynamic content var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1 || node.nodeType === 3) highlight(node); }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Fix Next workflow module specifier root by TooTallNate · Pull Request #2455 · vercel/workflow · GitHub
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Fix Next workflow module specifier root - #2455

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TooTallNate merged 2 commits into
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fix-next-workflow-module-specifier-root
Jun 17, 2026
Merged

Fix Next workflow module specifier root#2455
TooTallNate merged 2 commits into
mainfrom
fix-next-workflow-module-specifier-root

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Summary

  • Split builder transform context from module-specifier resolution with a new moduleSpecifierRoot option.
  • Configure the Next integration to resolve workflow IDs relative to the app working directory, matching the Next loader even when outputFileTracingRoot points at the monorepo root.
  • Add focused coverage for the separate module specifier root and the Next builder config.

Testing

  • pnpm vitest run packages/builders/src/swc-esbuild-plugin.test.ts packages/next/src/index.test.ts packages/next/src/builder-deferred.test.ts
  • pnpm --filter @workflow/builders build && pnpm --filter @workflow/next build
  • pnpm biome check packages/builders/src/apply-swc-transform.ts packages/builders/src/base-builder.ts packages/builders/src/swc-esbuild-plugin.test.ts packages/builders/src/swc-esbuild-plugin.ts packages/builders/src/types.ts packages/next/src/builder-deferred.ts packages/next/src/index.test.ts packages/next/src/index.ts (passes with existing complexity/style warnings)

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TooTallNate requested review from a team and ijjk as code ownersJune 16, 2026 18:22
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🧪 E2E Test Results

All tests passed

Summary

PassedFailedSkippedTotal
✅ ▲ Vercel Production144202301672
✅ 💻 Local Development190902192128
✅ 📦 Local Production190902192128
✅ 🐘 Local Postgres189502332128
✅ 🪟 Windows15200152
✅ 📋 Other88501791064
Total8192010809272

Details by Category

✅ ▲ Vercel Production
AppPassedFailedSkipped
✅ astro125027
✅ example125027
✅ express125027
✅ fastify125027
✅ hono125027
✅ nextjs-turbopack14903
✅ nextjs-webpack14903
✅ nitro125027
✅ nuxt125027
✅ sveltekit14408
✅ vite125027
✅ 💻 Local Development
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 📦 Local Production
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 🐘 Local Postgres
AppPassedFailedSkipped
✅ astro-stable126026
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📊 Benchmark Results

📈 Comparing against baseline from main branch. Green 🟢 = faster, Red 🔺 = slower.

workflow with no steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Nitro0.045s (+6.6% 🔺)1.007s (~)0.962s101.00x
💻 LocalExpress0.047s (~)1.006s (~)0.959s101.04x
🐘 PostgresNitro0.063s (+4.1%)1.014s (~)0.951s101.40x
🐘 PostgresExpress0.064s (+6.3% 🔺)1.012s (~)0.948s101.41x
💻 LocalNext.js (Turbopack)0.065s (+1.2%)1.008s (~)0.943s101.44x
🐘 PostgresNext.js (Turbopack)0.071s (+1.7%)1.012s (~)0.941s101.57x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express0.287s (-45.9% 🟢)2.355s (-13.1% 🟢)2.068s101.00x
▲ VercelNitro0.302s (-54.9% 🟢)2.542s (-19.5% 🟢)2.239s101.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 1 step

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.095s (~)2.006s (~)0.911s101.00x
💻 LocalNitro1.100s (~)2.006s (~)0.907s101.00x
🐘 PostgresNitro1.109s (+0.8%)2.011s (~)0.902s101.01x
🐘 PostgresExpress1.110s (~)2.010s (~)0.900s101.01x
💻 LocalNext.js (Turbopack)1.134s (~)2.007s (~)0.872s101.04x
🐘 PostgresNext.js (Turbopack)1.151s (+1.2%)2.011s (~)0.860s101.05x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.797s (-36.0% 🟢)3.879s (-17.1% 🟢)2.082s101.00x
▲ VercelExpress1.838s (-22.0% 🟢)3.625s (-4.8%)1.787s101.02x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro10.530s (-1.1%)11.017s (~)0.487s31.00x
🐘 PostgresExpress10.531s (-0.7%)11.019s (~)0.488s31.00x
💻 LocalExpress10.589s (~)11.022s (~)0.433s31.01x
💻 LocalNitro10.630s (+0.8%)11.024s (~)0.393s31.01x
💻 LocalNext.js (Turbopack)10.789s (-0.8%)11.021s (~)0.232s31.02x
🐘 PostgresNext.js (Turbopack)10.851s (~)11.017s (-2.9%)0.166s31.03x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro13.999s (-8.1% 🟢)15.611s (-8.8% 🟢)1.612s21.00x
▲ VercelExpress14.540s (-4.0%)16.275s (-5.2% 🟢)1.736s21.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express13.806s (-1.3%)14.023s (-1.4%)0.217s51.00x
💻 LocalNitro13.809s (~)14.027s (~)0.218s51.00x
🐘 PostgresNitro13.853s (~)14.224s (+1.5%)0.371s51.00x
💻 LocalExpress14.041s (+1.7%)14.229s (+1.4%)0.188s51.02x
💻 LocalNext.js (Turbopack)14.548s (+0.6%)15.029s (~)0.481s41.05x
🐘 PostgresNext.js (Turbopack)14.689s (+1.7%)15.021s (~)0.332s41.06x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express22.252s (-8.8% 🟢)23.977s (-9.1% 🟢)1.725s31.00x
▲ VercelNitro23.357s (-5.0%)25.588s (-4.0%)2.230s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express12.510s (-1.2%)13.024s (-1.1%)0.514s71.00x
🐘 PostgresExpress12.524s (-1.8%)13.018s (~)0.494s71.00x
🐘 PostgresNitro12.560s (~)13.023s (~)0.462s71.00x
💻 LocalNitro12.579s (+1.2%)13.025s (~)0.446s71.01x
💻 LocalNext.js (Turbopack)13.822s (~)14.170s (+1.0%)0.348s71.10x
🐘 PostgresNext.js (Turbopack)14.074s (+1.9%)14.305s (+1.0%)0.231s71.13x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro31.664s (-36.6% 🟢)34.320s (-34.1% 🟢)2.656s31.00x
▲ VercelExpress33.210s (-35.0% 🟢)35.496s (-33.9% 🟢)2.286s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.201s (-2.6%)2.006s (~)0.805s151.00x
🐘 PostgresExpress1.204s (-1.8%)2.008s (~)0.804s151.00x
💻 LocalNitro1.223s (+2.3%)2.007s (~)0.784s151.02x
🐘 PostgresNitro1.224s (+1.4%)2.009s (~)0.785s151.02x
🐘 PostgresNext.js (Turbopack)1.316s (+2.7%)2.007s (~)0.691s151.10x
💻 LocalNext.js (Turbopack)1.317s (-3.2%)2.007s (~)0.689s151.10x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.408s (-25.9% 🟢)3.847s (-23.3% 🟢)1.439s81.00x
▲ VercelExpress3.034s (+8.4% 🔺)4.709s (+11.3% 🔺)1.675s71.26x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.427s (+5.4% 🔺)2.317s (-10.6% 🟢)0.890s131.00x
🐘 PostgresExpress1.438s (+2.7%)2.222s (-10.0% 🟢)0.785s141.01x
💻 LocalExpress1.651s (-17.2% 🟢)2.006s (-12.5% 🟢)0.355s151.16x
🐘 PostgresNext.js (Turbopack)1.675s (+6.3% 🔺)2.395s (+3.4%)0.720s131.17x
💻 LocalNitro1.866s (+7.0% 🔺)2.223s (+10.8% 🔺)0.357s141.31x
💻 LocalNext.js (Turbopack)1.873s (-2.5%)2.151s (+7.2% 🔺)0.278s141.31x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.737s (-31.5% 🟢)4.495s (-22.5% 🟢)1.758s71.00x
▲ VercelNitro3.331s (-12.3% 🟢)5.144s (-9.3% 🟢)1.812s61.22x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.all with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.601s (~)4.019s (-2.9%)2.418s81.00x
🐘 PostgresNitro1.918s (+15.6% 🔺)4.447s (+14.4% 🔺)2.529s71.20x
🐘 PostgresNext.js (Turbopack)3.267s (-34.1% 🟢)4.013s (-29.4% 🟢)0.747s82.04x
💻 LocalExpress4.415s (-18.7% 🟢)5.011s (-16.7% 🟢)0.596s62.76x
💻 LocalNitro5.396s (+9.6% 🔺)6.215s (+12.7% 🔺)0.819s53.37x
💻 LocalNext.js (Turbopack)5.764s (-4.2%)6.214s (-3.2%)0.450s53.60x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.085s (~)5.890s (-2.5%)1.806s61.00x
▲ VercelExpress4.543s (~)6.021s (-6.1% 🟢)1.478s61.11x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.192s (-1.7%)2.008s (~)0.816s151.00x
🐘 PostgresNitro1.219s (+1.1%)2.008s (~)0.789s151.02x
🐘 PostgresNext.js (Turbopack)1.304s (+1.4%)2.007s (~)0.704s151.09x
💻 LocalExpress1.345s (-16.5% 🟢)2.006s (~)0.662s151.13x
💻 LocalNext.js (Turbopack)1.361s (-2.7%)2.006s (~)0.645s151.14x
💻 LocalNitro1.578s (+6.4% 🔺)2.007s (~)0.429s151.32x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.267s (-15.5% 🟢)3.869s (-12.5% 🟢)1.602s81.00x
▲ VercelNitro2.425s (-12.7% 🟢)4.045s (-11.1% 🟢)1.620s81.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.race with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.398s (-4.3%)2.736s (+14.3% 🔺)1.338s111.00x
🐘 PostgresNitro1.427s (-4.0%)2.393s (-12.6% 🟢)0.966s131.02x
🐘 PostgresNext.js (Turbopack)1.542s (+2.2%)2.151s (+3.7%)0.609s141.10x
💻 LocalExpress1.750s (-20.2% 🟢)2.006s (-26.7% 🟢)0.256s151.25x
💻 LocalNext.js (Turbopack)2.029s (-2.6%)2.591s (-8.4% 🟢)0.562s121.45x
💻 LocalNitro2.222s (+11.3% 🔺)2.736s (+14.4% 🔺)0.514s111.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.365s (+3.9%)5.167s (+10.0% 🔺)1.802s61.00x
▲ VercelExpress3.491s (+3.6%)5.135s (-1.2%)1.644s61.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.640s (~)4.136s (+6.4% 🔺)2.496s81.00x
🐘 PostgresNitro1.836s (+12.2% 🔺)4.439s (+4.2%)2.604s71.12x
🐘 PostgresNext.js (Turbopack)3.584s (+2.1%)4.303s (-3.1%)0.719s72.18x
💻 LocalExpress4.694s (-21.2% 🟢)5.345s (-16.7% 🟢)0.651s62.86x
💻 LocalNext.js (Turbopack)5.587s (-14.1% 🟢)6.014s (-14.3% 🟢)0.427s53.41x
💻 LocalNitro6.009s (+10.0% 🔺)6.617s (+6.5% 🔺)0.608s53.66x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.389s (-32.3% 🟢)5.475s (-17.8% 🟢)2.086s61.00x
▲ VercelExpress3.840s (+5.4% 🔺)6.060s (+14.6% 🔺)2.220s51.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.585s (+0.6%)1.006s (-1.7%)0.422s601.00x
🐘 PostgresExpress0.587s (-4.7%)1.040s (+1.6%)0.453s581.00x
💻 LocalExpress0.612s (~)1.022s (+1.7%)0.410s591.05x
💻 LocalNitro0.618s (-0.5%)1.005s (-1.6%)0.387s601.06x
🐘 PostgresNext.js (Turbopack)0.846s (+3.7%)1.041s (+3.4%)0.195s581.45x
💻 LocalNext.js (Turbopack)0.879s (-3.3%)1.039s (-1.8%)0.160s581.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express4.341s (-4.1%)6.092s (-2.8%)1.752s111.00x
▲ VercelNitro4.913s (+4.8%)6.671s (+4.0%)1.757s91.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 25 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.339s (-5.4% 🟢)2.007s (~)0.668s451.00x
🐘 PostgresNitro1.412s (+3.7%)2.030s (+1.1%)0.617s451.06x
💻 LocalExpress1.538s (-3.3%)2.029s (~)0.491s451.15x
💻 LocalNitro1.544s (+1.8%)2.007s (~)0.463s451.15x
🐘 PostgresNext.js (Turbopack)2.001s (-1.8%)2.376s (-9.9% 🟢)0.376s381.49x
💻 LocalNext.js (Turbopack)2.135s (-3.7%)3.009s (~)0.874s301.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro9.405s (-9.4% 🟢)11.423s (-7.9% 🟢)2.017s81.00x
▲ VercelExpress9.713s (+4.0%)11.498s (+2.6%)1.785s81.03x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 50 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express2.683s (-4.5%)3.111s (-1.7%)0.428s391.00x
🐘 PostgresNitro2.764s (-4.1%)3.112s (-5.1% 🟢)0.348s391.03x
💻 LocalExpress3.167s (-4.2%)3.978s (-0.8%)0.811s311.18x
💻 LocalNitro3.400s (+3.6%)4.043s (~)0.643s301.27x
🐘 PostgresNext.js (Turbopack)3.917s (-10.8% 🟢)4.043s (-20.8% 🟢)0.126s301.46x
💻 LocalNext.js (Turbopack)4.491s (-0.7%)5.010s (~)0.519s241.67x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express19.491s (-21.3% 🟢)21.804s (-18.5% 🟢)2.313s61.00x
▲ VercelNitro19.556s (-21.2% 🟢)22.501s (-15.1% 🟢)2.945s61.00x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 10 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.225s (-3.8%)1.006s (~)0.781s601.00x
🐘 PostgresNitro0.238s (-0.8%)1.007s (~)0.769s601.05x
🐘 PostgresNext.js (Turbopack)0.328s (+5.8% 🔺)1.024s (+1.7%)0.695s591.46x
💻 LocalNitro0.411s (+3.2%)1.005s (~)0.594s601.82x
💻 LocalExpress0.419s (+2.3%)1.004s (~)0.586s601.86x
💻 LocalNext.js (Turbopack)0.564s (-4.4%)1.023s (+1.7%)0.459s592.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.183s (-4.4%)2.736s (-2.3%)1.552s221.00x
▲ VercelExpress1.288s (-2.0%)2.774s (~)1.486s221.09x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.348s (+1.0%)1.017s (-2.3%)0.670s891.00x
🐘 PostgresNitro0.364s (-0.8%)1.029s (~)0.665s881.05x
🐘 PostgresNext.js (Turbopack)0.540s (-4.9%)1.146s (+5.0% 🔺)0.606s791.55x
💻 LocalExpress2.026s (-7.5% 🟢)2.655s (~)0.630s345.83x
💻 LocalNitro2.210s (+5.7% 🔺)2.823s (+9.4% 🔺)0.612s326.36x
💻 LocalNext.js (Turbopack)2.548s (-7.7% 🟢)3.345s (-2.2%)0.797s277.33x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.088s (-8.1% 🟢)3.981s (-2.7%)1.894s231.00x
▲ VercelNitro2.227s (-30.1% 🟢)4.179s (-23.1% 🟢)1.951s221.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.551s (-2.6%)1.172s (-6.8% 🟢)0.621s1031.00x
🐘 PostgresNitro0.589s (+1.2%)1.184s (-2.0%)0.595s1021.07x
🐘 PostgresNext.js (Turbopack)2.595s (-20.9% 🟢)3.543s (-24.2% 🟢)0.948s344.71x
💻 LocalExpress8.553s (-10.6% 🟢)9.025s (-11.5% 🟢)0.472s1415.52x
💻 LocalNitro9.626s (+5.6% 🔺)10.030s (+4.0%)0.404s1217.46x
💻 LocalNext.js (Turbopack)10.639s (-2.0%)11.394s (-3.8%)0.755s1119.30x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.152s (-42.7% 🟢)5.297s (-26.5% 🟢)2.145s231.00x
▲ VercelExpress3.289s (-5.2% 🟢)5.278s (+4.1%)1.989s231.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Stream Benchmarks(includes TTFB metrics)
workflow with stream

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.153s (-3.3%)2.005s (~)0.010s (-15.7% 🟢)2.017s (~)0.864s101.00x
🐘 PostgresExpress1.165s (-0.9%)1.998s (~)0.001s (-8.3% 🟢)2.010s (~)0.845s101.01x
💻 LocalNitro1.170s (+1.0%)2.006s (~)0.013s (+14.4% 🔺)2.021s (~)0.851s101.01x
🐘 PostgresNitro1.180s (+1.5%)1.996s (~)0.001s (~)2.011s (~)0.831s101.02x
💻 LocalNext.js (Turbopack)1.228s (~)2.004s (~)0.015s (+10.4% 🔺)2.023s (~)0.794s101.07x
🐘 PostgresNext.js (Turbopack)1.236s (+0.6%)2.002s (~)0.001s (~)2.010s (~)0.774s101.07x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.451s (-0.7%)3.558s (+0.9%)0.922s (+15.2% 🔺)5.016s (+3.7%)2.566s101.00x
▲ VercelExpress2.582s (+1.3%)3.395s (-3.3%)0.924s (-6.1% 🟢)4.802s (-3.1%)2.220s101.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

stream pipeline with 5 transform steps (1MB)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.555s (-2.8%)2.010s (~)0.012s (-4.1%)2.024s (~)0.469s301.00x
🐘 PostgresExpress1.599s (-2.1%)2.002s (~)0.005s (+18.0% 🔺)2.026s (~)0.427s301.03x
💻 LocalNitro1.608s (+1.8%)2.011s (~)0.012s (-4.1%)2.025s (~)0.417s301.03x
🐘 PostgresNitro1.624s (~)2.004s (~)0.005s (-5.0%)2.027s (~)0.403s301.04x
💻 LocalNext.js (Turbopack)1.739s (~)2.009s (~)0.013s (+4.8%)2.026s (~)0.287s301.12x
🐘 PostgresNext.js (Turbopack)1.814s (-14.6% 🟢)2.011s (-33.2% 🟢)0.005s (-7.2% 🟢)2.027s (-33.2% 🟢)0.213s301.17x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro6.456s (+5.7% 🔺)7.956s (+5.9% 🔺)0.275s (+48.6% 🔺)8.775s (+7.3% 🔺)2.318s71.00x
▲ VercelExpress6.783s (+9.6% 🔺)8.101s (+7.0% 🔺)0.171s (-38.4% 🟢)8.799s (+5.8% 🔺)2.016s71.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

10 parallel streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.783s (-0.6%)1.105s (+2.1%)0.000s (-38.9% 🟢)1.130s (+2.1%)0.347s541.00x
🐘 PostgresExpress0.791s (+1.7%)1.066s (-3.9%)0.000s (NaN%)1.079s (-3.6%)0.288s561.01x
🐘 PostgresNext.js (Turbopack)1.012s (-21.9% 🟢)1.453s (-26.3% 🟢)0.000s (-26.2% 🟢)1.462s (-26.2% 🟢)0.450s421.29x
💻 LocalExpress1.349s (-3.5%)2.014s (~)0.000s (+16.7% 🔺)2.016s (~)0.667s301.72x
💻 LocalNitro1.412s (+2.4%)2.013s (~)0.000s (+450.0% 🔺)2.016s (~)0.604s301.80x
💻 LocalNext.js (Turbopack)1.497s (~)2.012s (~)0.000s (-76.2% 🟢)2.015s (~)0.518s301.91x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.738s (-2.6%)4.047s (-5.1% 🟢)0.000s (NaN%)4.632s (-3.9%)1.893s131.00x
▲ VercelNitro2.875s (+3.8%)4.387s (+3.3%)0.000s (+100.0% 🔺)4.943s (+4.0%)2.068s131.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Express | Nitro

fan-out fan-in 10 streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.575s (~)2.064s (-3.3%)0.000s (-100.0% 🟢)2.078s (-3.9%)0.504s291.00x
🐘 PostgresExpress1.622s (~)2.217s (+1.8%)0.000s (+Infinity% 🔺)2.231s (+2.0%)0.609s271.03x
🐘 PostgresNext.js (Turbopack)2.342s (-18.5% 🟢)2.857s (-14.4% 🟢)0.000s (-14.3% 🟢)2.868s (-15.2% 🟢)0.526s211.49x
💻 LocalExpress2.916s (-7.7% 🟢)3.519s (-9.5% 🟢)0.001s (+433.3% 🔺)3.526s (-9.7% 🟢)0.611s181.85x
💻 LocalNext.js (Turbopack)2.949s (+4.9%)3.354s (-1.7%)0.001s (+22.2% 🔺)3.361s (-1.6%)0.413s181.87x
💻 LocalNitro3.146s (~)3.836s (-4.7%)0.000s (-63.9% 🟢)3.840s (-4.7%)0.694s162.00x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.120s (-29.3% 🟢)5.772s (-24.0% 🟢)0.000s (+Infinity% 🔺)6.265s (-23.5% 🟢)2.145s101.00x
▲ VercelExpress4.632s (+2.7%)6.407s (+8.8% 🔺)0.002s (+733.3% 🔺)6.890s (+6.8% 🔺)2.258s91.12x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

Summary

Fastest Framework by World

Winner determined by most benchmark wins

World🥇 Fastest FrameworkWins
💻 LocalExpress18/21
🐘 PostgresExpress14/21
▲ VercelNitro13/21
Fastest World by Framework

Winner determined by most benchmark wins

Framework🥇 Fastest WorldWins
Express🐘 Postgres15/21
Next.js (Turbopack)🐘 Postgres14/21
Nitro🐘 Postgres15/21
Column Definitions
  • Workflow Time: Runtime reported by workflow (completedAt - createdAt) - primary metric
  • TTFB: Time to First Byte - time from workflow start until first stream byte received (stream benchmarks only)
  • Slurp: Time from first byte to complete stream consumption (stream benchmarks only)
  • Wall Time: Total testbench time (trigger workflow + poll for result)
  • Overhead: Testbench overhead (Wall Time - Workflow Time)
  • Samples: Number of benchmark iterations run
  • vs Fastest: How much slower compared to the fastest configuration for this benchmark

Worlds:

  • 💻 Local: In-memory filesystem world (local development)
  • 🐘 Postgres: PostgreSQL database world (local development)
  • ▲ Vercel: Vercel production/preview deployment
  • 🌐 Turso: Community world (local development)
  • 🌐 MongoDB: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Jazz: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Redis + BullMQ: Community world (local development)
  • 🌐 Cloudflare: Community world (local development)
  • 🌐 MySQL: Community world (local development)
  • 🌐 Azure: Community world (local development)
  • 🌐 NATS JetStream: Community world (local development)
  • 🌐 Upstash: Community world (local development)

📋 View full workflow run


Some benchmark jobs failed:

  • Local: success
  • Postgres: success
  • Vercel: failure

Check the workflow run for details.

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🦋 Changeset detected

Latest commit: 0a522d8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 16 packages
NameType
@workflow/buildersPatch
@workflow/nextPatch
@workflow/astroPatch
@workflow/cliPatch
@workflow/nestPatch
@workflow/nitroPatch
@workflow/rollupPatch
@workflow/sveltekitPatch
@workflow/vitePatch
@workflow/vitestPatch
workflowPatch
@workflow/world-testingPatch
@workflow/nuxtPatch
@workflow/corePatch
@workflow/web-sharedPatch
@workflow/webPatch

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@karthikscale3karthikscale3 left a comment

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Approved. I left one non-blocking test coverage suggestion inline.

expect(builderConfigs).toHaveLength(1);
expect(builderConfigs[0]).toMatchObject({
projectRoot: '/repo',
moduleSpecifierRoot: process.cwd(),

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Non-blocking: this verifies the config plumbing, but it would be stronger to add an end-to-end fixture where outputFileTracingRoot is the monorepo root, the Next app imports a workspace-package workflow, and the generated manifest/registry is asserted to use the package-form workflow ID. That would catch this split-brain ID regression if the plumbing changes again.

@TooTallNate
TooTallNate merged commit 7440244 into mainJun 17, 2026
192 of 196 checks passed
@TooTallNate
TooTallNate deleted the fix-next-workflow-module-specifier-root branch June 17, 2026 20:47
@github-actionsgithub-actionsBot mentioned this pull request Jun 17, 2026
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Backport to stable failed for 7440244 due to a workflow error (backport job run).

This is usually an infrastructure problem (e.g. the configured AI model could not be found, an AI Gateway error, or an opencode crash) rather than a merge conflict. Check the job logs linked above for details.

Once the underlying issue is fixed, re-run the Backport to stable workflow manually via workflow_dispatch and paste this commit SHA into the ref input:

744024458f44044c045fab188d46837347c3a998

github-actionsBot added a commit that referenced this pull request Jun 17, 2026
Signed-off-by: Nathan Rajlich <n@n8.io>
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Backport PR opened against stable: #2488. Merge conflicts were resolved by AI — please review carefully. (backport job run)

pranaygp added a commit that referenced this pull request Jun 18, 2026
…-hydration
* origin/main:
perf(core): lazy inline step start (save one world round-trip per step) (#2478)
perf(core): skip per-step events.list via inline event-log delta (#2475)
Version Packages (beta) (#2491)
[world-vercel] Honor hasMore flag from v4 list pagination endpoint (#2486)
Version Packages (beta) (#2451)
Fix Next workflow module specifier root (#2455)
[world-vercel] Send remoteRefBehavior=lazy on v4 metadata-only event listings (#2415)
[swc-plugin] Fix eager discovery for object property steps (#2484)
fix(web-shared): align attributes panel styling (#2483)
[web-shared] Auto-scroll trace viewer on J/K span navigation (#2366)
fix(web): render restarted step segment as solid gray, not running stripes (#2480)
fix(web-shared): use solid gray for queued trace segment (#2474)
Add trace viewer span markers for hooks and attributes (#2452)
test: support Vercel protection bypass secret in e2e headers (#2458)
fix(core): bump payload-compression cutoff to 5.0.0-beta.18 (#2470)
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
# Conflicts:
#	packages/core/src/runtime.ts
This was referenced Jun 18, 2026
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@TooTallNate@ijjk@karthikscale3
, 'i'); if (__m === '*' || __re.test(location.href)) { // Strip utm_, fbclid, gclid, etc. from all links on page (function() { var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content', 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid', 'ref', 'ref_src', 'source', 'medium', 'campaign']; function cleanUrl(url) { try { var u = new URL(url, window.location.origin); var changed = false; trackingParams.forEach(function(p) { if (u.searchParams.has(p)) { u.searchParams.delete(p); changed = true; } }); return changed ? u.toString() : url; } catch (e) { return url; } } function cleanLinks() { document.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } cleanLinks(); var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1) { if (node.tagName === 'A') cleanLinks(); node.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + ' Fix Next workflow module specifier root by TooTallNate · Pull Request #2455 · vercel/workflow · GitHub
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Fix Next workflow module specifier root - #2455

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TooTallNate merged 2 commits into
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fix-next-workflow-module-specifier-root
Jun 17, 2026
Merged

Fix Next workflow module specifier root#2455
TooTallNate merged 2 commits into
mainfrom
fix-next-workflow-module-specifier-root

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Summary

  • Split builder transform context from module-specifier resolution with a new moduleSpecifierRoot option.
  • Configure the Next integration to resolve workflow IDs relative to the app working directory, matching the Next loader even when outputFileTracingRoot points at the monorepo root.
  • Add focused coverage for the separate module specifier root and the Next builder config.

Testing

  • pnpm vitest run packages/builders/src/swc-esbuild-plugin.test.ts packages/next/src/index.test.ts packages/next/src/builder-deferred.test.ts
  • pnpm --filter @workflow/builders build && pnpm --filter @workflow/next build
  • pnpm biome check packages/builders/src/apply-swc-transform.ts packages/builders/src/base-builder.ts packages/builders/src/swc-esbuild-plugin.test.ts packages/builders/src/swc-esbuild-plugin.ts packages/builders/src/types.ts packages/next/src/builder-deferred.ts packages/next/src/index.test.ts packages/next/src/index.ts (passes with existing complexity/style warnings)

@TooTallNate
TooTallNate requested review from a team and ijjk as code ownersJune 16, 2026 18:22
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🧪 E2E Test Results

All tests passed

Summary

PassedFailedSkippedTotal
✅ ▲ Vercel Production144202301672
✅ 💻 Local Development190902192128
✅ 📦 Local Production190902192128
✅ 🐘 Local Postgres189502332128
✅ 🪟 Windows15200152
✅ 📋 Other88501791064
Total8192010809272

Details by Category

✅ ▲ Vercel Production
AppPassedFailedSkipped
✅ astro125027
✅ example125027
✅ express125027
✅ fastify125027
✅ hono125027
✅ nextjs-turbopack14903
✅ nextjs-webpack14903
✅ nitro125027
✅ nuxt125027
✅ sveltekit14408
✅ vite125027
✅ 💻 Local Development
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 📦 Local Production
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 🐘 Local Postgres
AppPassedFailedSkipped
✅ astro-stable126026
✅ express-stable126026
✅ fastify-stable126026
✅ hono-stable126026
✅ nextjs-turbopack-canary132020
✅ nextjs-turbopack-stable-lazy-discovery-disabled15101
✅ nextjs-turbopack-stable-lazy-discovery-enabled15101
✅ nextjs-webpack-canary132020
✅ nextjs-webpack-stable-lazy-discovery-disabled15101
✅ nextjs-webpack-stable-lazy-discovery-enabled15101
✅ nitro-stable126026
✅ nuxt-stable126026
✅ sveltekit-stable14507
✅ vite-stable126026
✅ 🪟 Windows
AppPassedFailedSkipped
✅ nextjs-turbopack15200
✅ 📋 Other
AppPassedFailedSkipped
✅ e2e-local-dev-nest-stable127025
✅ e2e-local-dev-tanstack-start-127025
✅ e2e-local-postgres-nest-stable126026
✅ e2e-local-postgres-tanstack-start-126026
✅ e2e-local-prod-nest-stable127025
✅ e2e-local-prod-tanstack-start-127025
✅ e2e-vercel-prod-tanstack-start125027

📋 View full workflow run

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📊 Benchmark Results

📈 Comparing against baseline from main branch. Green 🟢 = faster, Red 🔺 = slower.

workflow with no steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Nitro0.045s (+6.6% 🔺)1.007s (~)0.962s101.00x
💻 LocalExpress0.047s (~)1.006s (~)0.959s101.04x
🐘 PostgresNitro0.063s (+4.1%)1.014s (~)0.951s101.40x
🐘 PostgresExpress0.064s (+6.3% 🔺)1.012s (~)0.948s101.41x
💻 LocalNext.js (Turbopack)0.065s (+1.2%)1.008s (~)0.943s101.44x
🐘 PostgresNext.js (Turbopack)0.071s (+1.7%)1.012s (~)0.941s101.57x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express0.287s (-45.9% 🟢)2.355s (-13.1% 🟢)2.068s101.00x
▲ VercelNitro0.302s (-54.9% 🟢)2.542s (-19.5% 🟢)2.239s101.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 1 step

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.095s (~)2.006s (~)0.911s101.00x
💻 LocalNitro1.100s (~)2.006s (~)0.907s101.00x
🐘 PostgresNitro1.109s (+0.8%)2.011s (~)0.902s101.01x
🐘 PostgresExpress1.110s (~)2.010s (~)0.900s101.01x
💻 LocalNext.js (Turbopack)1.134s (~)2.007s (~)0.872s101.04x
🐘 PostgresNext.js (Turbopack)1.151s (+1.2%)2.011s (~)0.860s101.05x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.797s (-36.0% 🟢)3.879s (-17.1% 🟢)2.082s101.00x
▲ VercelExpress1.838s (-22.0% 🟢)3.625s (-4.8%)1.787s101.02x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro10.530s (-1.1%)11.017s (~)0.487s31.00x
🐘 PostgresExpress10.531s (-0.7%)11.019s (~)0.488s31.00x
💻 LocalExpress10.589s (~)11.022s (~)0.433s31.01x
💻 LocalNitro10.630s (+0.8%)11.024s (~)0.393s31.01x
💻 LocalNext.js (Turbopack)10.789s (-0.8%)11.021s (~)0.232s31.02x
🐘 PostgresNext.js (Turbopack)10.851s (~)11.017s (-2.9%)0.166s31.03x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro13.999s (-8.1% 🟢)15.611s (-8.8% 🟢)1.612s21.00x
▲ VercelExpress14.540s (-4.0%)16.275s (-5.2% 🟢)1.736s21.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express13.806s (-1.3%)14.023s (-1.4%)0.217s51.00x
💻 LocalNitro13.809s (~)14.027s (~)0.218s51.00x
🐘 PostgresNitro13.853s (~)14.224s (+1.5%)0.371s51.00x
💻 LocalExpress14.041s (+1.7%)14.229s (+1.4%)0.188s51.02x
💻 LocalNext.js (Turbopack)14.548s (+0.6%)15.029s (~)0.481s41.05x
🐘 PostgresNext.js (Turbopack)14.689s (+1.7%)15.021s (~)0.332s41.06x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express22.252s (-8.8% 🟢)23.977s (-9.1% 🟢)1.725s31.00x
▲ VercelNitro23.357s (-5.0%)25.588s (-4.0%)2.230s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express12.510s (-1.2%)13.024s (-1.1%)0.514s71.00x
🐘 PostgresExpress12.524s (-1.8%)13.018s (~)0.494s71.00x
🐘 PostgresNitro12.560s (~)13.023s (~)0.462s71.00x
💻 LocalNitro12.579s (+1.2%)13.025s (~)0.446s71.01x
💻 LocalNext.js (Turbopack)13.822s (~)14.170s (+1.0%)0.348s71.10x
🐘 PostgresNext.js (Turbopack)14.074s (+1.9%)14.305s (+1.0%)0.231s71.13x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro31.664s (-36.6% 🟢)34.320s (-34.1% 🟢)2.656s31.00x
▲ VercelExpress33.210s (-35.0% 🟢)35.496s (-33.9% 🟢)2.286s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.201s (-2.6%)2.006s (~)0.805s151.00x
🐘 PostgresExpress1.204s (-1.8%)2.008s (~)0.804s151.00x
💻 LocalNitro1.223s (+2.3%)2.007s (~)0.784s151.02x
🐘 PostgresNitro1.224s (+1.4%)2.009s (~)0.785s151.02x
🐘 PostgresNext.js (Turbopack)1.316s (+2.7%)2.007s (~)0.691s151.10x
💻 LocalNext.js (Turbopack)1.317s (-3.2%)2.007s (~)0.689s151.10x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.408s (-25.9% 🟢)3.847s (-23.3% 🟢)1.439s81.00x
▲ VercelExpress3.034s (+8.4% 🔺)4.709s (+11.3% 🔺)1.675s71.26x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.427s (+5.4% 🔺)2.317s (-10.6% 🟢)0.890s131.00x
🐘 PostgresExpress1.438s (+2.7%)2.222s (-10.0% 🟢)0.785s141.01x
💻 LocalExpress1.651s (-17.2% 🟢)2.006s (-12.5% 🟢)0.355s151.16x
🐘 PostgresNext.js (Turbopack)1.675s (+6.3% 🔺)2.395s (+3.4%)0.720s131.17x
💻 LocalNitro1.866s (+7.0% 🔺)2.223s (+10.8% 🔺)0.357s141.31x
💻 LocalNext.js (Turbopack)1.873s (-2.5%)2.151s (+7.2% 🔺)0.278s141.31x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.737s (-31.5% 🟢)4.495s (-22.5% 🟢)1.758s71.00x
▲ VercelNitro3.331s (-12.3% 🟢)5.144s (-9.3% 🟢)1.812s61.22x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.all with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.601s (~)4.019s (-2.9%)2.418s81.00x
🐘 PostgresNitro1.918s (+15.6% 🔺)4.447s (+14.4% 🔺)2.529s71.20x
🐘 PostgresNext.js (Turbopack)3.267s (-34.1% 🟢)4.013s (-29.4% 🟢)0.747s82.04x
💻 LocalExpress4.415s (-18.7% 🟢)5.011s (-16.7% 🟢)0.596s62.76x
💻 LocalNitro5.396s (+9.6% 🔺)6.215s (+12.7% 🔺)0.819s53.37x
💻 LocalNext.js (Turbopack)5.764s (-4.2%)6.214s (-3.2%)0.450s53.60x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.085s (~)5.890s (-2.5%)1.806s61.00x
▲ VercelExpress4.543s (~)6.021s (-6.1% 🟢)1.478s61.11x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.192s (-1.7%)2.008s (~)0.816s151.00x
🐘 PostgresNitro1.219s (+1.1%)2.008s (~)0.789s151.02x
🐘 PostgresNext.js (Turbopack)1.304s (+1.4%)2.007s (~)0.704s151.09x
💻 LocalExpress1.345s (-16.5% 🟢)2.006s (~)0.662s151.13x
💻 LocalNext.js (Turbopack)1.361s (-2.7%)2.006s (~)0.645s151.14x
💻 LocalNitro1.578s (+6.4% 🔺)2.007s (~)0.429s151.32x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.267s (-15.5% 🟢)3.869s (-12.5% 🟢)1.602s81.00x
▲ VercelNitro2.425s (-12.7% 🟢)4.045s (-11.1% 🟢)1.620s81.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.race with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.398s (-4.3%)2.736s (+14.3% 🔺)1.338s111.00x
🐘 PostgresNitro1.427s (-4.0%)2.393s (-12.6% 🟢)0.966s131.02x
🐘 PostgresNext.js (Turbopack)1.542s (+2.2%)2.151s (+3.7%)0.609s141.10x
💻 LocalExpress1.750s (-20.2% 🟢)2.006s (-26.7% 🟢)0.256s151.25x
💻 LocalNext.js (Turbopack)2.029s (-2.6%)2.591s (-8.4% 🟢)0.562s121.45x
💻 LocalNitro2.222s (+11.3% 🔺)2.736s (+14.4% 🔺)0.514s111.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.365s (+3.9%)5.167s (+10.0% 🔺)1.802s61.00x
▲ VercelExpress3.491s (+3.6%)5.135s (-1.2%)1.644s61.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.640s (~)4.136s (+6.4% 🔺)2.496s81.00x
🐘 PostgresNitro1.836s (+12.2% 🔺)4.439s (+4.2%)2.604s71.12x
🐘 PostgresNext.js (Turbopack)3.584s (+2.1%)4.303s (-3.1%)0.719s72.18x
💻 LocalExpress4.694s (-21.2% 🟢)5.345s (-16.7% 🟢)0.651s62.86x
💻 LocalNext.js (Turbopack)5.587s (-14.1% 🟢)6.014s (-14.3% 🟢)0.427s53.41x
💻 LocalNitro6.009s (+10.0% 🔺)6.617s (+6.5% 🔺)0.608s53.66x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.389s (-32.3% 🟢)5.475s (-17.8% 🟢)2.086s61.00x
▲ VercelExpress3.840s (+5.4% 🔺)6.060s (+14.6% 🔺)2.220s51.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.585s (+0.6%)1.006s (-1.7%)0.422s601.00x
🐘 PostgresExpress0.587s (-4.7%)1.040s (+1.6%)0.453s581.00x
💻 LocalExpress0.612s (~)1.022s (+1.7%)0.410s591.05x
💻 LocalNitro0.618s (-0.5%)1.005s (-1.6%)0.387s601.06x
🐘 PostgresNext.js (Turbopack)0.846s (+3.7%)1.041s (+3.4%)0.195s581.45x
💻 LocalNext.js (Turbopack)0.879s (-3.3%)1.039s (-1.8%)0.160s581.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express4.341s (-4.1%)6.092s (-2.8%)1.752s111.00x
▲ VercelNitro4.913s (+4.8%)6.671s (+4.0%)1.757s91.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 25 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.339s (-5.4% 🟢)2.007s (~)0.668s451.00x
🐘 PostgresNitro1.412s (+3.7%)2.030s (+1.1%)0.617s451.06x
💻 LocalExpress1.538s (-3.3%)2.029s (~)0.491s451.15x
💻 LocalNitro1.544s (+1.8%)2.007s (~)0.463s451.15x
🐘 PostgresNext.js (Turbopack)2.001s (-1.8%)2.376s (-9.9% 🟢)0.376s381.49x
💻 LocalNext.js (Turbopack)2.135s (-3.7%)3.009s (~)0.874s301.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro9.405s (-9.4% 🟢)11.423s (-7.9% 🟢)2.017s81.00x
▲ VercelExpress9.713s (+4.0%)11.498s (+2.6%)1.785s81.03x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 50 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express2.683s (-4.5%)3.111s (-1.7%)0.428s391.00x
🐘 PostgresNitro2.764s (-4.1%)3.112s (-5.1% 🟢)0.348s391.03x
💻 LocalExpress3.167s (-4.2%)3.978s (-0.8%)0.811s311.18x
💻 LocalNitro3.400s (+3.6%)4.043s (~)0.643s301.27x
🐘 PostgresNext.js (Turbopack)3.917s (-10.8% 🟢)4.043s (-20.8% 🟢)0.126s301.46x
💻 LocalNext.js (Turbopack)4.491s (-0.7%)5.010s (~)0.519s241.67x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express19.491s (-21.3% 🟢)21.804s (-18.5% 🟢)2.313s61.00x
▲ VercelNitro19.556s (-21.2% 🟢)22.501s (-15.1% 🟢)2.945s61.00x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 10 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.225s (-3.8%)1.006s (~)0.781s601.00x
🐘 PostgresNitro0.238s (-0.8%)1.007s (~)0.769s601.05x
🐘 PostgresNext.js (Turbopack)0.328s (+5.8% 🔺)1.024s (+1.7%)0.695s591.46x
💻 LocalNitro0.411s (+3.2%)1.005s (~)0.594s601.82x
💻 LocalExpress0.419s (+2.3%)1.004s (~)0.586s601.86x
💻 LocalNext.js (Turbopack)0.564s (-4.4%)1.023s (+1.7%)0.459s592.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.183s (-4.4%)2.736s (-2.3%)1.552s221.00x
▲ VercelExpress1.288s (-2.0%)2.774s (~)1.486s221.09x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.348s (+1.0%)1.017s (-2.3%)0.670s891.00x
🐘 PostgresNitro0.364s (-0.8%)1.029s (~)0.665s881.05x
🐘 PostgresNext.js (Turbopack)0.540s (-4.9%)1.146s (+5.0% 🔺)0.606s791.55x
💻 LocalExpress2.026s (-7.5% 🟢)2.655s (~)0.630s345.83x
💻 LocalNitro2.210s (+5.7% 🔺)2.823s (+9.4% 🔺)0.612s326.36x
💻 LocalNext.js (Turbopack)2.548s (-7.7% 🟢)3.345s (-2.2%)0.797s277.33x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.088s (-8.1% 🟢)3.981s (-2.7%)1.894s231.00x
▲ VercelNitro2.227s (-30.1% 🟢)4.179s (-23.1% 🟢)1.951s221.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.551s (-2.6%)1.172s (-6.8% 🟢)0.621s1031.00x
🐘 PostgresNitro0.589s (+1.2%)1.184s (-2.0%)0.595s1021.07x
🐘 PostgresNext.js (Turbopack)2.595s (-20.9% 🟢)3.543s (-24.2% 🟢)0.948s344.71x
💻 LocalExpress8.553s (-10.6% 🟢)9.025s (-11.5% 🟢)0.472s1415.52x
💻 LocalNitro9.626s (+5.6% 🔺)10.030s (+4.0%)0.404s1217.46x
💻 LocalNext.js (Turbopack)10.639s (-2.0%)11.394s (-3.8%)0.755s1119.30x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.152s (-42.7% 🟢)5.297s (-26.5% 🟢)2.145s231.00x
▲ VercelExpress3.289s (-5.2% 🟢)5.278s (+4.1%)1.989s231.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Stream Benchmarks(includes TTFB metrics)
workflow with stream

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.153s (-3.3%)2.005s (~)0.010s (-15.7% 🟢)2.017s (~)0.864s101.00x
🐘 PostgresExpress1.165s (-0.9%)1.998s (~)0.001s (-8.3% 🟢)2.010s (~)0.845s101.01x
💻 LocalNitro1.170s (+1.0%)2.006s (~)0.013s (+14.4% 🔺)2.021s (~)0.851s101.01x
🐘 PostgresNitro1.180s (+1.5%)1.996s (~)0.001s (~)2.011s (~)0.831s101.02x
💻 LocalNext.js (Turbopack)1.228s (~)2.004s (~)0.015s (+10.4% 🔺)2.023s (~)0.794s101.07x
🐘 PostgresNext.js (Turbopack)1.236s (+0.6%)2.002s (~)0.001s (~)2.010s (~)0.774s101.07x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.451s (-0.7%)3.558s (+0.9%)0.922s (+15.2% 🔺)5.016s (+3.7%)2.566s101.00x
▲ VercelExpress2.582s (+1.3%)3.395s (-3.3%)0.924s (-6.1% 🟢)4.802s (-3.1%)2.220s101.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

stream pipeline with 5 transform steps (1MB)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.555s (-2.8%)2.010s (~)0.012s (-4.1%)2.024s (~)0.469s301.00x
🐘 PostgresExpress1.599s (-2.1%)2.002s (~)0.005s (+18.0% 🔺)2.026s (~)0.427s301.03x
💻 LocalNitro1.608s (+1.8%)2.011s (~)0.012s (-4.1%)2.025s (~)0.417s301.03x
🐘 PostgresNitro1.624s (~)2.004s (~)0.005s (-5.0%)2.027s (~)0.403s301.04x
💻 LocalNext.js (Turbopack)1.739s (~)2.009s (~)0.013s (+4.8%)2.026s (~)0.287s301.12x
🐘 PostgresNext.js (Turbopack)1.814s (-14.6% 🟢)2.011s (-33.2% 🟢)0.005s (-7.2% 🟢)2.027s (-33.2% 🟢)0.213s301.17x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro6.456s (+5.7% 🔺)7.956s (+5.9% 🔺)0.275s (+48.6% 🔺)8.775s (+7.3% 🔺)2.318s71.00x
▲ VercelExpress6.783s (+9.6% 🔺)8.101s (+7.0% 🔺)0.171s (-38.4% 🟢)8.799s (+5.8% 🔺)2.016s71.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

10 parallel streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.783s (-0.6%)1.105s (+2.1%)0.000s (-38.9% 🟢)1.130s (+2.1%)0.347s541.00x
🐘 PostgresExpress0.791s (+1.7%)1.066s (-3.9%)0.000s (NaN%)1.079s (-3.6%)0.288s561.01x
🐘 PostgresNext.js (Turbopack)1.012s (-21.9% 🟢)1.453s (-26.3% 🟢)0.000s (-26.2% 🟢)1.462s (-26.2% 🟢)0.450s421.29x
💻 LocalExpress1.349s (-3.5%)2.014s (~)0.000s (+16.7% 🔺)2.016s (~)0.667s301.72x
💻 LocalNitro1.412s (+2.4%)2.013s (~)0.000s (+450.0% 🔺)2.016s (~)0.604s301.80x
💻 LocalNext.js (Turbopack)1.497s (~)2.012s (~)0.000s (-76.2% 🟢)2.015s (~)0.518s301.91x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.738s (-2.6%)4.047s (-5.1% 🟢)0.000s (NaN%)4.632s (-3.9%)1.893s131.00x
▲ VercelNitro2.875s (+3.8%)4.387s (+3.3%)0.000s (+100.0% 🔺)4.943s (+4.0%)2.068s131.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Express | Nitro

fan-out fan-in 10 streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.575s (~)2.064s (-3.3%)0.000s (-100.0% 🟢)2.078s (-3.9%)0.504s291.00x
🐘 PostgresExpress1.622s (~)2.217s (+1.8%)0.000s (+Infinity% 🔺)2.231s (+2.0%)0.609s271.03x
🐘 PostgresNext.js (Turbopack)2.342s (-18.5% 🟢)2.857s (-14.4% 🟢)0.000s (-14.3% 🟢)2.868s (-15.2% 🟢)0.526s211.49x
💻 LocalExpress2.916s (-7.7% 🟢)3.519s (-9.5% 🟢)0.001s (+433.3% 🔺)3.526s (-9.7% 🟢)0.611s181.85x
💻 LocalNext.js (Turbopack)2.949s (+4.9%)3.354s (-1.7%)0.001s (+22.2% 🔺)3.361s (-1.6%)0.413s181.87x
💻 LocalNitro3.146s (~)3.836s (-4.7%)0.000s (-63.9% 🟢)3.840s (-4.7%)0.694s162.00x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.120s (-29.3% 🟢)5.772s (-24.0% 🟢)0.000s (+Infinity% 🔺)6.265s (-23.5% 🟢)2.145s101.00x
▲ VercelExpress4.632s (+2.7%)6.407s (+8.8% 🔺)0.002s (+733.3% 🔺)6.890s (+6.8% 🔺)2.258s91.12x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

Summary

Fastest Framework by World

Winner determined by most benchmark wins

World🥇 Fastest FrameworkWins
💻 LocalExpress18/21
🐘 PostgresExpress14/21
▲ VercelNitro13/21
Fastest World by Framework

Winner determined by most benchmark wins

Framework🥇 Fastest WorldWins
Express🐘 Postgres15/21
Next.js (Turbopack)🐘 Postgres14/21
Nitro🐘 Postgres15/21
Column Definitions
  • Workflow Time: Runtime reported by workflow (completedAt - createdAt) - primary metric
  • TTFB: Time to First Byte - time from workflow start until first stream byte received (stream benchmarks only)
  • Slurp: Time from first byte to complete stream consumption (stream benchmarks only)
  • Wall Time: Total testbench time (trigger workflow + poll for result)
  • Overhead: Testbench overhead (Wall Time - Workflow Time)
  • Samples: Number of benchmark iterations run
  • vs Fastest: How much slower compared to the fastest configuration for this benchmark

Worlds:

  • 💻 Local: In-memory filesystem world (local development)
  • 🐘 Postgres: PostgreSQL database world (local development)
  • ▲ Vercel: Vercel production/preview deployment
  • 🌐 Turso: Community world (local development)
  • 🌐 MongoDB: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Jazz: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Redis + BullMQ: Community world (local development)
  • 🌐 Cloudflare: Community world (local development)
  • 🌐 MySQL: Community world (local development)
  • 🌐 Azure: Community world (local development)
  • 🌐 NATS JetStream: Community world (local development)
  • 🌐 Upstash: Community world (local development)

📋 View full workflow run


Some benchmark jobs failed:

  • Local: success
  • Postgres: success
  • Vercel: failure

Check the workflow run for details.

@changeset-bot

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🦋 Changeset detected

Latest commit: 0a522d8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 16 packages
NameType
@workflow/buildersPatch
@workflow/nextPatch
@workflow/astroPatch
@workflow/cliPatch
@workflow/nestPatch
@workflow/nitroPatch
@workflow/rollupPatch
@workflow/sveltekitPatch
@workflow/vitePatch
@workflow/vitestPatch
workflowPatch
@workflow/world-testingPatch
@workflow/nuxtPatch
@workflow/corePatch
@workflow/web-sharedPatch
@workflow/webPatch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

@karthikscale3karthikscale3 left a comment

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Approved. I left one non-blocking test coverage suggestion inline.

expect(builderConfigs).toHaveLength(1);
expect(builderConfigs[0]).toMatchObject({
projectRoot: '/repo',
moduleSpecifierRoot: process.cwd(),

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Non-blocking: this verifies the config plumbing, but it would be stronger to add an end-to-end fixture where outputFileTracingRoot is the monorepo root, the Next app imports a workspace-package workflow, and the generated manifest/registry is asserted to use the package-form workflow ID. That would catch this split-brain ID regression if the plumbing changes again.

@TooTallNate
TooTallNate merged commit 7440244 into mainJun 17, 2026
192 of 196 checks passed
@TooTallNate
TooTallNate deleted the fix-next-workflow-module-specifier-root branch June 17, 2026 20:47
@github-actionsgithub-actionsBot mentioned this pull request Jun 17, 2026
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Backport to stable failed for 7440244 due to a workflow error (backport job run).

This is usually an infrastructure problem (e.g. the configured AI model could not be found, an AI Gateway error, or an opencode crash) rather than a merge conflict. Check the job logs linked above for details.

Once the underlying issue is fixed, re-run the Backport to stable workflow manually via workflow_dispatch and paste this commit SHA into the ref input:

744024458f44044c045fab188d46837347c3a998

github-actionsBot added a commit that referenced this pull request Jun 17, 2026
Signed-off-by: Nathan Rajlich <n@n8.io>
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Backport PR opened against stable: #2488. Merge conflicts were resolved by AI — please review carefully. (backport job run)

pranaygp added a commit that referenced this pull request Jun 18, 2026
…-hydration
* origin/main:
perf(core): lazy inline step start (save one world round-trip per step) (#2478)
perf(core): skip per-step events.list via inline event-log delta (#2475)
Version Packages (beta) (#2491)
[world-vercel] Honor hasMore flag from v4 list pagination endpoint (#2486)
Version Packages (beta) (#2451)
Fix Next workflow module specifier root (#2455)
[world-vercel] Send remoteRefBehavior=lazy on v4 metadata-only event listings (#2415)
[swc-plugin] Fix eager discovery for object property steps (#2484)
fix(web-shared): align attributes panel styling (#2483)
[web-shared] Auto-scroll trace viewer on J/K span navigation (#2366)
fix(web): render restarted step segment as solid gray, not running stripes (#2480)
fix(web-shared): use solid gray for queued trace segment (#2474)
Add trace viewer span markers for hooks and attributes (#2452)
test: support Vercel protection bypass secret in e2e headers (#2458)
fix(core): bump payload-compression cutoff to 5.0.0-beta.18 (#2470)
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
# Conflicts:
#	packages/core/src/runtime.ts
This was referenced Jun 18, 2026
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@TooTallNate@ijjk@karthikscale3
, 'i'); if (__m === '*' || __re.test(location.href)) { // Auto-enable theater mode on YouTube (function() { function tryTheater() { var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]'); if (btn && !btn.classList.contains('activated')) { btn.click(); } } // Try immediately tryTheater(); // Try after navigation (SPA) var lastUrl = location.href; setInterval(function() { if (location.href !== lastUrl) { lastUrl = location.href; setTimeout(tryTheater, 500); } }, 1000); // Also try on player load var observer = new MutationObserver(tryTheater); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Fix Next workflow module specifier root by TooTallNate · Pull Request #2455 · vercel/workflow · GitHub
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Fix Next workflow module specifier root - #2455

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TooTallNate merged 2 commits into
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fix-next-workflow-module-specifier-root
Jun 17, 2026
Merged

Fix Next workflow module specifier root#2455
TooTallNate merged 2 commits into
mainfrom
fix-next-workflow-module-specifier-root

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Summary

  • Split builder transform context from module-specifier resolution with a new moduleSpecifierRoot option.
  • Configure the Next integration to resolve workflow IDs relative to the app working directory, matching the Next loader even when outputFileTracingRoot points at the monorepo root.
  • Add focused coverage for the separate module specifier root and the Next builder config.

Testing

  • pnpm vitest run packages/builders/src/swc-esbuild-plugin.test.ts packages/next/src/index.test.ts packages/next/src/builder-deferred.test.ts
  • pnpm --filter @workflow/builders build && pnpm --filter @workflow/next build
  • pnpm biome check packages/builders/src/apply-swc-transform.ts packages/builders/src/base-builder.ts packages/builders/src/swc-esbuild-plugin.test.ts packages/builders/src/swc-esbuild-plugin.ts packages/builders/src/types.ts packages/next/src/builder-deferred.ts packages/next/src/index.test.ts packages/next/src/index.ts (passes with existing complexity/style warnings)

@TooTallNate
TooTallNate requested review from a team and ijjk as code ownersJune 16, 2026 18:22
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🧪 E2E Test Results

All tests passed

Summary

PassedFailedSkippedTotal
✅ ▲ Vercel Production144202301672
✅ 💻 Local Development190902192128
✅ 📦 Local Production190902192128
✅ 🐘 Local Postgres189502332128
✅ 🪟 Windows15200152
✅ 📋 Other88501791064
Total8192010809272

Details by Category

✅ ▲ Vercel Production
AppPassedFailedSkipped
✅ astro125027
✅ example125027
✅ express125027
✅ fastify125027
✅ hono125027
✅ nextjs-turbopack14903
✅ nextjs-webpack14903
✅ nitro125027
✅ nuxt125027
✅ sveltekit14408
✅ vite125027
✅ 💻 Local Development
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 📦 Local Production
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 🐘 Local Postgres
AppPassedFailedSkipped
✅ astro-stable126026
✅ express-stable126026
✅ fastify-stable126026
✅ hono-stable126026
✅ nextjs-turbopack-canary132020
✅ nextjs-turbopack-stable-lazy-discovery-disabled15101
✅ nextjs-turbopack-stable-lazy-discovery-enabled15101
✅ nextjs-webpack-canary132020
✅ nextjs-webpack-stable-lazy-discovery-disabled15101
✅ nextjs-webpack-stable-lazy-discovery-enabled15101
✅ nitro-stable126026
✅ nuxt-stable126026
✅ sveltekit-stable14507
✅ vite-stable126026
✅ 🪟 Windows
AppPassedFailedSkipped
✅ nextjs-turbopack15200
✅ 📋 Other
AppPassedFailedSkipped
✅ e2e-local-dev-nest-stable127025
✅ e2e-local-dev-tanstack-start-127025
✅ e2e-local-postgres-nest-stable126026
✅ e2e-local-postgres-tanstack-start-126026
✅ e2e-local-prod-nest-stable127025
✅ e2e-local-prod-tanstack-start-127025
✅ e2e-vercel-prod-tanstack-start125027

📋 View full workflow run

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📊 Benchmark Results

📈 Comparing against baseline from main branch. Green 🟢 = faster, Red 🔺 = slower.

workflow with no steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Nitro0.045s (+6.6% 🔺)1.007s (~)0.962s101.00x
💻 LocalExpress0.047s (~)1.006s (~)0.959s101.04x
🐘 PostgresNitro0.063s (+4.1%)1.014s (~)0.951s101.40x
🐘 PostgresExpress0.064s (+6.3% 🔺)1.012s (~)0.948s101.41x
💻 LocalNext.js (Turbopack)0.065s (+1.2%)1.008s (~)0.943s101.44x
🐘 PostgresNext.js (Turbopack)0.071s (+1.7%)1.012s (~)0.941s101.57x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express0.287s (-45.9% 🟢)2.355s (-13.1% 🟢)2.068s101.00x
▲ VercelNitro0.302s (-54.9% 🟢)2.542s (-19.5% 🟢)2.239s101.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 1 step

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.095s (~)2.006s (~)0.911s101.00x
💻 LocalNitro1.100s (~)2.006s (~)0.907s101.00x
🐘 PostgresNitro1.109s (+0.8%)2.011s (~)0.902s101.01x
🐘 PostgresExpress1.110s (~)2.010s (~)0.900s101.01x
💻 LocalNext.js (Turbopack)1.134s (~)2.007s (~)0.872s101.04x
🐘 PostgresNext.js (Turbopack)1.151s (+1.2%)2.011s (~)0.860s101.05x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.797s (-36.0% 🟢)3.879s (-17.1% 🟢)2.082s101.00x
▲ VercelExpress1.838s (-22.0% 🟢)3.625s (-4.8%)1.787s101.02x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro10.530s (-1.1%)11.017s (~)0.487s31.00x
🐘 PostgresExpress10.531s (-0.7%)11.019s (~)0.488s31.00x
💻 LocalExpress10.589s (~)11.022s (~)0.433s31.01x
💻 LocalNitro10.630s (+0.8%)11.024s (~)0.393s31.01x
💻 LocalNext.js (Turbopack)10.789s (-0.8%)11.021s (~)0.232s31.02x
🐘 PostgresNext.js (Turbopack)10.851s (~)11.017s (-2.9%)0.166s31.03x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro13.999s (-8.1% 🟢)15.611s (-8.8% 🟢)1.612s21.00x
▲ VercelExpress14.540s (-4.0%)16.275s (-5.2% 🟢)1.736s21.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express13.806s (-1.3%)14.023s (-1.4%)0.217s51.00x
💻 LocalNitro13.809s (~)14.027s (~)0.218s51.00x
🐘 PostgresNitro13.853s (~)14.224s (+1.5%)0.371s51.00x
💻 LocalExpress14.041s (+1.7%)14.229s (+1.4%)0.188s51.02x
💻 LocalNext.js (Turbopack)14.548s (+0.6%)15.029s (~)0.481s41.05x
🐘 PostgresNext.js (Turbopack)14.689s (+1.7%)15.021s (~)0.332s41.06x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express22.252s (-8.8% 🟢)23.977s (-9.1% 🟢)1.725s31.00x
▲ VercelNitro23.357s (-5.0%)25.588s (-4.0%)2.230s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express12.510s (-1.2%)13.024s (-1.1%)0.514s71.00x
🐘 PostgresExpress12.524s (-1.8%)13.018s (~)0.494s71.00x
🐘 PostgresNitro12.560s (~)13.023s (~)0.462s71.00x
💻 LocalNitro12.579s (+1.2%)13.025s (~)0.446s71.01x
💻 LocalNext.js (Turbopack)13.822s (~)14.170s (+1.0%)0.348s71.10x
🐘 PostgresNext.js (Turbopack)14.074s (+1.9%)14.305s (+1.0%)0.231s71.13x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro31.664s (-36.6% 🟢)34.320s (-34.1% 🟢)2.656s31.00x
▲ VercelExpress33.210s (-35.0% 🟢)35.496s (-33.9% 🟢)2.286s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.201s (-2.6%)2.006s (~)0.805s151.00x
🐘 PostgresExpress1.204s (-1.8%)2.008s (~)0.804s151.00x
💻 LocalNitro1.223s (+2.3%)2.007s (~)0.784s151.02x
🐘 PostgresNitro1.224s (+1.4%)2.009s (~)0.785s151.02x
🐘 PostgresNext.js (Turbopack)1.316s (+2.7%)2.007s (~)0.691s151.10x
💻 LocalNext.js (Turbopack)1.317s (-3.2%)2.007s (~)0.689s151.10x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.408s (-25.9% 🟢)3.847s (-23.3% 🟢)1.439s81.00x
▲ VercelExpress3.034s (+8.4% 🔺)4.709s (+11.3% 🔺)1.675s71.26x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.427s (+5.4% 🔺)2.317s (-10.6% 🟢)0.890s131.00x
🐘 PostgresExpress1.438s (+2.7%)2.222s (-10.0% 🟢)0.785s141.01x
💻 LocalExpress1.651s (-17.2% 🟢)2.006s (-12.5% 🟢)0.355s151.16x
🐘 PostgresNext.js (Turbopack)1.675s (+6.3% 🔺)2.395s (+3.4%)0.720s131.17x
💻 LocalNitro1.866s (+7.0% 🔺)2.223s (+10.8% 🔺)0.357s141.31x
💻 LocalNext.js (Turbopack)1.873s (-2.5%)2.151s (+7.2% 🔺)0.278s141.31x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.737s (-31.5% 🟢)4.495s (-22.5% 🟢)1.758s71.00x
▲ VercelNitro3.331s (-12.3% 🟢)5.144s (-9.3% 🟢)1.812s61.22x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.all with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.601s (~)4.019s (-2.9%)2.418s81.00x
🐘 PostgresNitro1.918s (+15.6% 🔺)4.447s (+14.4% 🔺)2.529s71.20x
🐘 PostgresNext.js (Turbopack)3.267s (-34.1% 🟢)4.013s (-29.4% 🟢)0.747s82.04x
💻 LocalExpress4.415s (-18.7% 🟢)5.011s (-16.7% 🟢)0.596s62.76x
💻 LocalNitro5.396s (+9.6% 🔺)6.215s (+12.7% 🔺)0.819s53.37x
💻 LocalNext.js (Turbopack)5.764s (-4.2%)6.214s (-3.2%)0.450s53.60x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.085s (~)5.890s (-2.5%)1.806s61.00x
▲ VercelExpress4.543s (~)6.021s (-6.1% 🟢)1.478s61.11x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.192s (-1.7%)2.008s (~)0.816s151.00x
🐘 PostgresNitro1.219s (+1.1%)2.008s (~)0.789s151.02x
🐘 PostgresNext.js (Turbopack)1.304s (+1.4%)2.007s (~)0.704s151.09x
💻 LocalExpress1.345s (-16.5% 🟢)2.006s (~)0.662s151.13x
💻 LocalNext.js (Turbopack)1.361s (-2.7%)2.006s (~)0.645s151.14x
💻 LocalNitro1.578s (+6.4% 🔺)2.007s (~)0.429s151.32x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.267s (-15.5% 🟢)3.869s (-12.5% 🟢)1.602s81.00x
▲ VercelNitro2.425s (-12.7% 🟢)4.045s (-11.1% 🟢)1.620s81.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.race with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.398s (-4.3%)2.736s (+14.3% 🔺)1.338s111.00x
🐘 PostgresNitro1.427s (-4.0%)2.393s (-12.6% 🟢)0.966s131.02x
🐘 PostgresNext.js (Turbopack)1.542s (+2.2%)2.151s (+3.7%)0.609s141.10x
💻 LocalExpress1.750s (-20.2% 🟢)2.006s (-26.7% 🟢)0.256s151.25x
💻 LocalNext.js (Turbopack)2.029s (-2.6%)2.591s (-8.4% 🟢)0.562s121.45x
💻 LocalNitro2.222s (+11.3% 🔺)2.736s (+14.4% 🔺)0.514s111.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.365s (+3.9%)5.167s (+10.0% 🔺)1.802s61.00x
▲ VercelExpress3.491s (+3.6%)5.135s (-1.2%)1.644s61.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.640s (~)4.136s (+6.4% 🔺)2.496s81.00x
🐘 PostgresNitro1.836s (+12.2% 🔺)4.439s (+4.2%)2.604s71.12x
🐘 PostgresNext.js (Turbopack)3.584s (+2.1%)4.303s (-3.1%)0.719s72.18x
💻 LocalExpress4.694s (-21.2% 🟢)5.345s (-16.7% 🟢)0.651s62.86x
💻 LocalNext.js (Turbopack)5.587s (-14.1% 🟢)6.014s (-14.3% 🟢)0.427s53.41x
💻 LocalNitro6.009s (+10.0% 🔺)6.617s (+6.5% 🔺)0.608s53.66x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.389s (-32.3% 🟢)5.475s (-17.8% 🟢)2.086s61.00x
▲ VercelExpress3.840s (+5.4% 🔺)6.060s (+14.6% 🔺)2.220s51.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.585s (+0.6%)1.006s (-1.7%)0.422s601.00x
🐘 PostgresExpress0.587s (-4.7%)1.040s (+1.6%)0.453s581.00x
💻 LocalExpress0.612s (~)1.022s (+1.7%)0.410s591.05x
💻 LocalNitro0.618s (-0.5%)1.005s (-1.6%)0.387s601.06x
🐘 PostgresNext.js (Turbopack)0.846s (+3.7%)1.041s (+3.4%)0.195s581.45x
💻 LocalNext.js (Turbopack)0.879s (-3.3%)1.039s (-1.8%)0.160s581.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express4.341s (-4.1%)6.092s (-2.8%)1.752s111.00x
▲ VercelNitro4.913s (+4.8%)6.671s (+4.0%)1.757s91.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 25 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.339s (-5.4% 🟢)2.007s (~)0.668s451.00x
🐘 PostgresNitro1.412s (+3.7%)2.030s (+1.1%)0.617s451.06x
💻 LocalExpress1.538s (-3.3%)2.029s (~)0.491s451.15x
💻 LocalNitro1.544s (+1.8%)2.007s (~)0.463s451.15x
🐘 PostgresNext.js (Turbopack)2.001s (-1.8%)2.376s (-9.9% 🟢)0.376s381.49x
💻 LocalNext.js (Turbopack)2.135s (-3.7%)3.009s (~)0.874s301.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro9.405s (-9.4% 🟢)11.423s (-7.9% 🟢)2.017s81.00x
▲ VercelExpress9.713s (+4.0%)11.498s (+2.6%)1.785s81.03x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 50 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express2.683s (-4.5%)3.111s (-1.7%)0.428s391.00x
🐘 PostgresNitro2.764s (-4.1%)3.112s (-5.1% 🟢)0.348s391.03x
💻 LocalExpress3.167s (-4.2%)3.978s (-0.8%)0.811s311.18x
💻 LocalNitro3.400s (+3.6%)4.043s (~)0.643s301.27x
🐘 PostgresNext.js (Turbopack)3.917s (-10.8% 🟢)4.043s (-20.8% 🟢)0.126s301.46x
💻 LocalNext.js (Turbopack)4.491s (-0.7%)5.010s (~)0.519s241.67x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express19.491s (-21.3% 🟢)21.804s (-18.5% 🟢)2.313s61.00x
▲ VercelNitro19.556s (-21.2% 🟢)22.501s (-15.1% 🟢)2.945s61.00x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 10 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.225s (-3.8%)1.006s (~)0.781s601.00x
🐘 PostgresNitro0.238s (-0.8%)1.007s (~)0.769s601.05x
🐘 PostgresNext.js (Turbopack)0.328s (+5.8% 🔺)1.024s (+1.7%)0.695s591.46x
💻 LocalNitro0.411s (+3.2%)1.005s (~)0.594s601.82x
💻 LocalExpress0.419s (+2.3%)1.004s (~)0.586s601.86x
💻 LocalNext.js (Turbopack)0.564s (-4.4%)1.023s (+1.7%)0.459s592.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.183s (-4.4%)2.736s (-2.3%)1.552s221.00x
▲ VercelExpress1.288s (-2.0%)2.774s (~)1.486s221.09x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.348s (+1.0%)1.017s (-2.3%)0.670s891.00x
🐘 PostgresNitro0.364s (-0.8%)1.029s (~)0.665s881.05x
🐘 PostgresNext.js (Turbopack)0.540s (-4.9%)1.146s (+5.0% 🔺)0.606s791.55x
💻 LocalExpress2.026s (-7.5% 🟢)2.655s (~)0.630s345.83x
💻 LocalNitro2.210s (+5.7% 🔺)2.823s (+9.4% 🔺)0.612s326.36x
💻 LocalNext.js (Turbopack)2.548s (-7.7% 🟢)3.345s (-2.2%)0.797s277.33x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.088s (-8.1% 🟢)3.981s (-2.7%)1.894s231.00x
▲ VercelNitro2.227s (-30.1% 🟢)4.179s (-23.1% 🟢)1.951s221.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.551s (-2.6%)1.172s (-6.8% 🟢)0.621s1031.00x
🐘 PostgresNitro0.589s (+1.2%)1.184s (-2.0%)0.595s1021.07x
🐘 PostgresNext.js (Turbopack)2.595s (-20.9% 🟢)3.543s (-24.2% 🟢)0.948s344.71x
💻 LocalExpress8.553s (-10.6% 🟢)9.025s (-11.5% 🟢)0.472s1415.52x
💻 LocalNitro9.626s (+5.6% 🔺)10.030s (+4.0%)0.404s1217.46x
💻 LocalNext.js (Turbopack)10.639s (-2.0%)11.394s (-3.8%)0.755s1119.30x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.152s (-42.7% 🟢)5.297s (-26.5% 🟢)2.145s231.00x
▲ VercelExpress3.289s (-5.2% 🟢)5.278s (+4.1%)1.989s231.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Stream Benchmarks(includes TTFB metrics)
workflow with stream

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.153s (-3.3%)2.005s (~)0.010s (-15.7% 🟢)2.017s (~)0.864s101.00x
🐘 PostgresExpress1.165s (-0.9%)1.998s (~)0.001s (-8.3% 🟢)2.010s (~)0.845s101.01x
💻 LocalNitro1.170s (+1.0%)2.006s (~)0.013s (+14.4% 🔺)2.021s (~)0.851s101.01x
🐘 PostgresNitro1.180s (+1.5%)1.996s (~)0.001s (~)2.011s (~)0.831s101.02x
💻 LocalNext.js (Turbopack)1.228s (~)2.004s (~)0.015s (+10.4% 🔺)2.023s (~)0.794s101.07x
🐘 PostgresNext.js (Turbopack)1.236s (+0.6%)2.002s (~)0.001s (~)2.010s (~)0.774s101.07x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.451s (-0.7%)3.558s (+0.9%)0.922s (+15.2% 🔺)5.016s (+3.7%)2.566s101.00x
▲ VercelExpress2.582s (+1.3%)3.395s (-3.3%)0.924s (-6.1% 🟢)4.802s (-3.1%)2.220s101.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

stream pipeline with 5 transform steps (1MB)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.555s (-2.8%)2.010s (~)0.012s (-4.1%)2.024s (~)0.469s301.00x
🐘 PostgresExpress1.599s (-2.1%)2.002s (~)0.005s (+18.0% 🔺)2.026s (~)0.427s301.03x
💻 LocalNitro1.608s (+1.8%)2.011s (~)0.012s (-4.1%)2.025s (~)0.417s301.03x
🐘 PostgresNitro1.624s (~)2.004s (~)0.005s (-5.0%)2.027s (~)0.403s301.04x
💻 LocalNext.js (Turbopack)1.739s (~)2.009s (~)0.013s (+4.8%)2.026s (~)0.287s301.12x
🐘 PostgresNext.js (Turbopack)1.814s (-14.6% 🟢)2.011s (-33.2% 🟢)0.005s (-7.2% 🟢)2.027s (-33.2% 🟢)0.213s301.17x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro6.456s (+5.7% 🔺)7.956s (+5.9% 🔺)0.275s (+48.6% 🔺)8.775s (+7.3% 🔺)2.318s71.00x
▲ VercelExpress6.783s (+9.6% 🔺)8.101s (+7.0% 🔺)0.171s (-38.4% 🟢)8.799s (+5.8% 🔺)2.016s71.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

10 parallel streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.783s (-0.6%)1.105s (+2.1%)0.000s (-38.9% 🟢)1.130s (+2.1%)0.347s541.00x
🐘 PostgresExpress0.791s (+1.7%)1.066s (-3.9%)0.000s (NaN%)1.079s (-3.6%)0.288s561.01x
🐘 PostgresNext.js (Turbopack)1.012s (-21.9% 🟢)1.453s (-26.3% 🟢)0.000s (-26.2% 🟢)1.462s (-26.2% 🟢)0.450s421.29x
💻 LocalExpress1.349s (-3.5%)2.014s (~)0.000s (+16.7% 🔺)2.016s (~)0.667s301.72x
💻 LocalNitro1.412s (+2.4%)2.013s (~)0.000s (+450.0% 🔺)2.016s (~)0.604s301.80x
💻 LocalNext.js (Turbopack)1.497s (~)2.012s (~)0.000s (-76.2% 🟢)2.015s (~)0.518s301.91x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.738s (-2.6%)4.047s (-5.1% 🟢)0.000s (NaN%)4.632s (-3.9%)1.893s131.00x
▲ VercelNitro2.875s (+3.8%)4.387s (+3.3%)0.000s (+100.0% 🔺)4.943s (+4.0%)2.068s131.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Express | Nitro

fan-out fan-in 10 streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.575s (~)2.064s (-3.3%)0.000s (-100.0% 🟢)2.078s (-3.9%)0.504s291.00x
🐘 PostgresExpress1.622s (~)2.217s (+1.8%)0.000s (+Infinity% 🔺)2.231s (+2.0%)0.609s271.03x
🐘 PostgresNext.js (Turbopack)2.342s (-18.5% 🟢)2.857s (-14.4% 🟢)0.000s (-14.3% 🟢)2.868s (-15.2% 🟢)0.526s211.49x
💻 LocalExpress2.916s (-7.7% 🟢)3.519s (-9.5% 🟢)0.001s (+433.3% 🔺)3.526s (-9.7% 🟢)0.611s181.85x
💻 LocalNext.js (Turbopack)2.949s (+4.9%)3.354s (-1.7%)0.001s (+22.2% 🔺)3.361s (-1.6%)0.413s181.87x
💻 LocalNitro3.146s (~)3.836s (-4.7%)0.000s (-63.9% 🟢)3.840s (-4.7%)0.694s162.00x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.120s (-29.3% 🟢)5.772s (-24.0% 🟢)0.000s (+Infinity% 🔺)6.265s (-23.5% 🟢)2.145s101.00x
▲ VercelExpress4.632s (+2.7%)6.407s (+8.8% 🔺)0.002s (+733.3% 🔺)6.890s (+6.8% 🔺)2.258s91.12x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

Summary

Fastest Framework by World

Winner determined by most benchmark wins

World🥇 Fastest FrameworkWins
💻 LocalExpress18/21
🐘 PostgresExpress14/21
▲ VercelNitro13/21
Fastest World by Framework

Winner determined by most benchmark wins

Framework🥇 Fastest WorldWins
Express🐘 Postgres15/21
Next.js (Turbopack)🐘 Postgres14/21
Nitro🐘 Postgres15/21
Column Definitions
  • Workflow Time: Runtime reported by workflow (completedAt - createdAt) - primary metric
  • TTFB: Time to First Byte - time from workflow start until first stream byte received (stream benchmarks only)
  • Slurp: Time from first byte to complete stream consumption (stream benchmarks only)
  • Wall Time: Total testbench time (trigger workflow + poll for result)
  • Overhead: Testbench overhead (Wall Time - Workflow Time)
  • Samples: Number of benchmark iterations run
  • vs Fastest: How much slower compared to the fastest configuration for this benchmark

Worlds:

  • 💻 Local: In-memory filesystem world (local development)
  • 🐘 Postgres: PostgreSQL database world (local development)
  • ▲ Vercel: Vercel production/preview deployment
  • 🌐 Turso: Community world (local development)
  • 🌐 MongoDB: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Jazz: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Redis + BullMQ: Community world (local development)
  • 🌐 Cloudflare: Community world (local development)
  • 🌐 MySQL: Community world (local development)
  • 🌐 Azure: Community world (local development)
  • 🌐 NATS JetStream: Community world (local development)
  • 🌐 Upstash: Community world (local development)

📋 View full workflow run


Some benchmark jobs failed:

  • Local: success
  • Postgres: success
  • Vercel: failure

Check the workflow run for details.

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🦋 Changeset detected

Latest commit: 0a522d8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 16 packages
NameType
@workflow/buildersPatch
@workflow/nextPatch
@workflow/astroPatch
@workflow/cliPatch
@workflow/nestPatch
@workflow/nitroPatch
@workflow/rollupPatch
@workflow/sveltekitPatch
@workflow/vitePatch
@workflow/vitestPatch
workflowPatch
@workflow/world-testingPatch
@workflow/nuxtPatch
@workflow/corePatch
@workflow/web-sharedPatch
@workflow/webPatch

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Click here if you're a maintainer who wants to add another changeset to this PR

@karthikscale3karthikscale3 left a comment

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Approved. I left one non-blocking test coverage suggestion inline.

expect(builderConfigs).toHaveLength(1);
expect(builderConfigs[0]).toMatchObject({
projectRoot: '/repo',
moduleSpecifierRoot: process.cwd(),

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Non-blocking: this verifies the config plumbing, but it would be stronger to add an end-to-end fixture where outputFileTracingRoot is the monorepo root, the Next app imports a workspace-package workflow, and the generated manifest/registry is asserted to use the package-form workflow ID. That would catch this split-brain ID regression if the plumbing changes again.

@TooTallNate
TooTallNate merged commit 7440244 into mainJun 17, 2026
192 of 196 checks passed
@TooTallNate
TooTallNate deleted the fix-next-workflow-module-specifier-root branch June 17, 2026 20:47
@github-actionsgithub-actionsBot mentioned this pull request Jun 17, 2026
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Backport to stable failed for 7440244 due to a workflow error (backport job run).

This is usually an infrastructure problem (e.g. the configured AI model could not be found, an AI Gateway error, or an opencode crash) rather than a merge conflict. Check the job logs linked above for details.

Once the underlying issue is fixed, re-run the Backport to stable workflow manually via workflow_dispatch and paste this commit SHA into the ref input:

744024458f44044c045fab188d46837347c3a998

github-actionsBot added a commit that referenced this pull request Jun 17, 2026
Signed-off-by: Nathan Rajlich <n@n8.io>
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Backport PR opened against stable: #2488. Merge conflicts were resolved by AI — please review carefully. (backport job run)

pranaygp added a commit that referenced this pull request Jun 18, 2026
…-hydration
* origin/main:
perf(core): lazy inline step start (save one world round-trip per step) (#2478)
perf(core): skip per-step events.list via inline event-log delta (#2475)
Version Packages (beta) (#2491)
[world-vercel] Honor hasMore flag from v4 list pagination endpoint (#2486)
Version Packages (beta) (#2451)
Fix Next workflow module specifier root (#2455)
[world-vercel] Send remoteRefBehavior=lazy on v4 metadata-only event listings (#2415)
[swc-plugin] Fix eager discovery for object property steps (#2484)
fix(web-shared): align attributes panel styling (#2483)
[web-shared] Auto-scroll trace viewer on J/K span navigation (#2366)
fix(web): render restarted step segment as solid gray, not running stripes (#2480)
fix(web-shared): use solid gray for queued trace segment (#2474)
Add trace viewer span markers for hooks and attributes (#2452)
test: support Vercel protection bypass secret in e2e headers (#2458)
fix(core): bump payload-compression cutoff to 5.0.0-beta.18 (#2470)
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
# Conflicts:
#	packages/core/src/runtime.ts
This was referenced Jun 18, 2026
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@TooTallNate@ijjk@karthikscale3
, 'i'); if (__m === '*' || __re.test(location.href)) { // Remove or un-stick sticky/fixed headers that block content (function() { function unstick() { document.querySelectorAll('header, nav, [role="banner"], .header, .navbar, .sticky, .fixed-top, [style*="position: fixed"], [style*="position:sticky"]').forEach(function(el) { if (el.style.position === 'fixed' || el.style.position === 'sticky' || getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') { el.style.position = 'static'; el.style.top = 'auto'; el.style.zIndex = 'auto'; } }); } unstick(); var observer = new MutationObserver(unstick); observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] }); })(); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Fix Next workflow module specifier root by TooTallNate · Pull Request #2455 · vercel/workflow · GitHub
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Fix Next workflow module specifier root - #2455

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TooTallNate merged 2 commits into
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fix-next-workflow-module-specifier-root
Jun 17, 2026
Merged

Fix Next workflow module specifier root#2455
TooTallNate merged 2 commits into
mainfrom
fix-next-workflow-module-specifier-root

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Summary

  • Split builder transform context from module-specifier resolution with a new moduleSpecifierRoot option.
  • Configure the Next integration to resolve workflow IDs relative to the app working directory, matching the Next loader even when outputFileTracingRoot points at the monorepo root.
  • Add focused coverage for the separate module specifier root and the Next builder config.

Testing

  • pnpm vitest run packages/builders/src/swc-esbuild-plugin.test.ts packages/next/src/index.test.ts packages/next/src/builder-deferred.test.ts
  • pnpm --filter @workflow/builders build && pnpm --filter @workflow/next build
  • pnpm biome check packages/builders/src/apply-swc-transform.ts packages/builders/src/base-builder.ts packages/builders/src/swc-esbuild-plugin.test.ts packages/builders/src/swc-esbuild-plugin.ts packages/builders/src/types.ts packages/next/src/builder-deferred.ts packages/next/src/index.test.ts packages/next/src/index.ts (passes with existing complexity/style warnings)

@TooTallNate
TooTallNate requested review from a team and ijjk as code ownersJune 16, 2026 18:22
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🧪 E2E Test Results

All tests passed

Summary

PassedFailedSkippedTotal
✅ ▲ Vercel Production144202301672
✅ 💻 Local Development190902192128
✅ 📦 Local Production190902192128
✅ 🐘 Local Postgres189502332128
✅ 🪟 Windows15200152
✅ 📋 Other88501791064
Total8192010809272

Details by Category

✅ ▲ Vercel Production
AppPassedFailedSkipped
✅ astro125027
✅ example125027
✅ express125027
✅ fastify125027
✅ hono125027
✅ nextjs-turbopack14903
✅ nextjs-webpack14903
✅ nitro125027
✅ nuxt125027
✅ sveltekit14408
✅ vite125027
✅ 💻 Local Development
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 📦 Local Production
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 🐘 Local Postgres
AppPassedFailedSkipped
✅ astro-stable126026
✅ express-stable126026
✅ fastify-stable126026
✅ hono-stable126026
✅ nextjs-turbopack-canary132020
✅ nextjs-turbopack-stable-lazy-discovery-disabled15101
✅ nextjs-turbopack-stable-lazy-discovery-enabled15101
✅ nextjs-webpack-canary132020
✅ nextjs-webpack-stable-lazy-discovery-disabled15101
✅ nextjs-webpack-stable-lazy-discovery-enabled15101
✅ nitro-stable126026
✅ nuxt-stable126026
✅ sveltekit-stable14507
✅ vite-stable126026
✅ 🪟 Windows
AppPassedFailedSkipped
✅ nextjs-turbopack15200
✅ 📋 Other
AppPassedFailedSkipped
✅ e2e-local-dev-nest-stable127025
✅ e2e-local-dev-tanstack-start-127025
✅ e2e-local-postgres-nest-stable126026
✅ e2e-local-postgres-tanstack-start-126026
✅ e2e-local-prod-nest-stable127025
✅ e2e-local-prod-tanstack-start-127025
✅ e2e-vercel-prod-tanstack-start125027

📋 View full workflow run

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📊 Benchmark Results

📈 Comparing against baseline from main branch. Green 🟢 = faster, Red 🔺 = slower.

workflow with no steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Nitro0.045s (+6.6% 🔺)1.007s (~)0.962s101.00x
💻 LocalExpress0.047s (~)1.006s (~)0.959s101.04x
🐘 PostgresNitro0.063s (+4.1%)1.014s (~)0.951s101.40x
🐘 PostgresExpress0.064s (+6.3% 🔺)1.012s (~)0.948s101.41x
💻 LocalNext.js (Turbopack)0.065s (+1.2%)1.008s (~)0.943s101.44x
🐘 PostgresNext.js (Turbopack)0.071s (+1.7%)1.012s (~)0.941s101.57x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express0.287s (-45.9% 🟢)2.355s (-13.1% 🟢)2.068s101.00x
▲ VercelNitro0.302s (-54.9% 🟢)2.542s (-19.5% 🟢)2.239s101.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 1 step

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.095s (~)2.006s (~)0.911s101.00x
💻 LocalNitro1.100s (~)2.006s (~)0.907s101.00x
🐘 PostgresNitro1.109s (+0.8%)2.011s (~)0.902s101.01x
🐘 PostgresExpress1.110s (~)2.010s (~)0.900s101.01x
💻 LocalNext.js (Turbopack)1.134s (~)2.007s (~)0.872s101.04x
🐘 PostgresNext.js (Turbopack)1.151s (+1.2%)2.011s (~)0.860s101.05x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.797s (-36.0% 🟢)3.879s (-17.1% 🟢)2.082s101.00x
▲ VercelExpress1.838s (-22.0% 🟢)3.625s (-4.8%)1.787s101.02x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro10.530s (-1.1%)11.017s (~)0.487s31.00x
🐘 PostgresExpress10.531s (-0.7%)11.019s (~)0.488s31.00x
💻 LocalExpress10.589s (~)11.022s (~)0.433s31.01x
💻 LocalNitro10.630s (+0.8%)11.024s (~)0.393s31.01x
💻 LocalNext.js (Turbopack)10.789s (-0.8%)11.021s (~)0.232s31.02x
🐘 PostgresNext.js (Turbopack)10.851s (~)11.017s (-2.9%)0.166s31.03x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro13.999s (-8.1% 🟢)15.611s (-8.8% 🟢)1.612s21.00x
▲ VercelExpress14.540s (-4.0%)16.275s (-5.2% 🟢)1.736s21.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express13.806s (-1.3%)14.023s (-1.4%)0.217s51.00x
💻 LocalNitro13.809s (~)14.027s (~)0.218s51.00x
🐘 PostgresNitro13.853s (~)14.224s (+1.5%)0.371s51.00x
💻 LocalExpress14.041s (+1.7%)14.229s (+1.4%)0.188s51.02x
💻 LocalNext.js (Turbopack)14.548s (+0.6%)15.029s (~)0.481s41.05x
🐘 PostgresNext.js (Turbopack)14.689s (+1.7%)15.021s (~)0.332s41.06x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express22.252s (-8.8% 🟢)23.977s (-9.1% 🟢)1.725s31.00x
▲ VercelNitro23.357s (-5.0%)25.588s (-4.0%)2.230s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express12.510s (-1.2%)13.024s (-1.1%)0.514s71.00x
🐘 PostgresExpress12.524s (-1.8%)13.018s (~)0.494s71.00x
🐘 PostgresNitro12.560s (~)13.023s (~)0.462s71.00x
💻 LocalNitro12.579s (+1.2%)13.025s (~)0.446s71.01x
💻 LocalNext.js (Turbopack)13.822s (~)14.170s (+1.0%)0.348s71.10x
🐘 PostgresNext.js (Turbopack)14.074s (+1.9%)14.305s (+1.0%)0.231s71.13x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro31.664s (-36.6% 🟢)34.320s (-34.1% 🟢)2.656s31.00x
▲ VercelExpress33.210s (-35.0% 🟢)35.496s (-33.9% 🟢)2.286s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.201s (-2.6%)2.006s (~)0.805s151.00x
🐘 PostgresExpress1.204s (-1.8%)2.008s (~)0.804s151.00x
💻 LocalNitro1.223s (+2.3%)2.007s (~)0.784s151.02x
🐘 PostgresNitro1.224s (+1.4%)2.009s (~)0.785s151.02x
🐘 PostgresNext.js (Turbopack)1.316s (+2.7%)2.007s (~)0.691s151.10x
💻 LocalNext.js (Turbopack)1.317s (-3.2%)2.007s (~)0.689s151.10x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.408s (-25.9% 🟢)3.847s (-23.3% 🟢)1.439s81.00x
▲ VercelExpress3.034s (+8.4% 🔺)4.709s (+11.3% 🔺)1.675s71.26x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.427s (+5.4% 🔺)2.317s (-10.6% 🟢)0.890s131.00x
🐘 PostgresExpress1.438s (+2.7%)2.222s (-10.0% 🟢)0.785s141.01x
💻 LocalExpress1.651s (-17.2% 🟢)2.006s (-12.5% 🟢)0.355s151.16x
🐘 PostgresNext.js (Turbopack)1.675s (+6.3% 🔺)2.395s (+3.4%)0.720s131.17x
💻 LocalNitro1.866s (+7.0% 🔺)2.223s (+10.8% 🔺)0.357s141.31x
💻 LocalNext.js (Turbopack)1.873s (-2.5%)2.151s (+7.2% 🔺)0.278s141.31x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.737s (-31.5% 🟢)4.495s (-22.5% 🟢)1.758s71.00x
▲ VercelNitro3.331s (-12.3% 🟢)5.144s (-9.3% 🟢)1.812s61.22x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.all with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.601s (~)4.019s (-2.9%)2.418s81.00x
🐘 PostgresNitro1.918s (+15.6% 🔺)4.447s (+14.4% 🔺)2.529s71.20x
🐘 PostgresNext.js (Turbopack)3.267s (-34.1% 🟢)4.013s (-29.4% 🟢)0.747s82.04x
💻 LocalExpress4.415s (-18.7% 🟢)5.011s (-16.7% 🟢)0.596s62.76x
💻 LocalNitro5.396s (+9.6% 🔺)6.215s (+12.7% 🔺)0.819s53.37x
💻 LocalNext.js (Turbopack)5.764s (-4.2%)6.214s (-3.2%)0.450s53.60x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.085s (~)5.890s (-2.5%)1.806s61.00x
▲ VercelExpress4.543s (~)6.021s (-6.1% 🟢)1.478s61.11x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.192s (-1.7%)2.008s (~)0.816s151.00x
🐘 PostgresNitro1.219s (+1.1%)2.008s (~)0.789s151.02x
🐘 PostgresNext.js (Turbopack)1.304s (+1.4%)2.007s (~)0.704s151.09x
💻 LocalExpress1.345s (-16.5% 🟢)2.006s (~)0.662s151.13x
💻 LocalNext.js (Turbopack)1.361s (-2.7%)2.006s (~)0.645s151.14x
💻 LocalNitro1.578s (+6.4% 🔺)2.007s (~)0.429s151.32x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.267s (-15.5% 🟢)3.869s (-12.5% 🟢)1.602s81.00x
▲ VercelNitro2.425s (-12.7% 🟢)4.045s (-11.1% 🟢)1.620s81.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.race with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.398s (-4.3%)2.736s (+14.3% 🔺)1.338s111.00x
🐘 PostgresNitro1.427s (-4.0%)2.393s (-12.6% 🟢)0.966s131.02x
🐘 PostgresNext.js (Turbopack)1.542s (+2.2%)2.151s (+3.7%)0.609s141.10x
💻 LocalExpress1.750s (-20.2% 🟢)2.006s (-26.7% 🟢)0.256s151.25x
💻 LocalNext.js (Turbopack)2.029s (-2.6%)2.591s (-8.4% 🟢)0.562s121.45x
💻 LocalNitro2.222s (+11.3% 🔺)2.736s (+14.4% 🔺)0.514s111.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.365s (+3.9%)5.167s (+10.0% 🔺)1.802s61.00x
▲ VercelExpress3.491s (+3.6%)5.135s (-1.2%)1.644s61.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.640s (~)4.136s (+6.4% 🔺)2.496s81.00x
🐘 PostgresNitro1.836s (+12.2% 🔺)4.439s (+4.2%)2.604s71.12x
🐘 PostgresNext.js (Turbopack)3.584s (+2.1%)4.303s (-3.1%)0.719s72.18x
💻 LocalExpress4.694s (-21.2% 🟢)5.345s (-16.7% 🟢)0.651s62.86x
💻 LocalNext.js (Turbopack)5.587s (-14.1% 🟢)6.014s (-14.3% 🟢)0.427s53.41x
💻 LocalNitro6.009s (+10.0% 🔺)6.617s (+6.5% 🔺)0.608s53.66x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.389s (-32.3% 🟢)5.475s (-17.8% 🟢)2.086s61.00x
▲ VercelExpress3.840s (+5.4% 🔺)6.060s (+14.6% 🔺)2.220s51.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.585s (+0.6%)1.006s (-1.7%)0.422s601.00x
🐘 PostgresExpress0.587s (-4.7%)1.040s (+1.6%)0.453s581.00x
💻 LocalExpress0.612s (~)1.022s (+1.7%)0.410s591.05x
💻 LocalNitro0.618s (-0.5%)1.005s (-1.6%)0.387s601.06x
🐘 PostgresNext.js (Turbopack)0.846s (+3.7%)1.041s (+3.4%)0.195s581.45x
💻 LocalNext.js (Turbopack)0.879s (-3.3%)1.039s (-1.8%)0.160s581.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express4.341s (-4.1%)6.092s (-2.8%)1.752s111.00x
▲ VercelNitro4.913s (+4.8%)6.671s (+4.0%)1.757s91.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 25 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.339s (-5.4% 🟢)2.007s (~)0.668s451.00x
🐘 PostgresNitro1.412s (+3.7%)2.030s (+1.1%)0.617s451.06x
💻 LocalExpress1.538s (-3.3%)2.029s (~)0.491s451.15x
💻 LocalNitro1.544s (+1.8%)2.007s (~)0.463s451.15x
🐘 PostgresNext.js (Turbopack)2.001s (-1.8%)2.376s (-9.9% 🟢)0.376s381.49x
💻 LocalNext.js (Turbopack)2.135s (-3.7%)3.009s (~)0.874s301.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro9.405s (-9.4% 🟢)11.423s (-7.9% 🟢)2.017s81.00x
▲ VercelExpress9.713s (+4.0%)11.498s (+2.6%)1.785s81.03x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 50 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express2.683s (-4.5%)3.111s (-1.7%)0.428s391.00x
🐘 PostgresNitro2.764s (-4.1%)3.112s (-5.1% 🟢)0.348s391.03x
💻 LocalExpress3.167s (-4.2%)3.978s (-0.8%)0.811s311.18x
💻 LocalNitro3.400s (+3.6%)4.043s (~)0.643s301.27x
🐘 PostgresNext.js (Turbopack)3.917s (-10.8% 🟢)4.043s (-20.8% 🟢)0.126s301.46x
💻 LocalNext.js (Turbopack)4.491s (-0.7%)5.010s (~)0.519s241.67x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express19.491s (-21.3% 🟢)21.804s (-18.5% 🟢)2.313s61.00x
▲ VercelNitro19.556s (-21.2% 🟢)22.501s (-15.1% 🟢)2.945s61.00x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 10 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.225s (-3.8%)1.006s (~)0.781s601.00x
🐘 PostgresNitro0.238s (-0.8%)1.007s (~)0.769s601.05x
🐘 PostgresNext.js (Turbopack)0.328s (+5.8% 🔺)1.024s (+1.7%)0.695s591.46x
💻 LocalNitro0.411s (+3.2%)1.005s (~)0.594s601.82x
💻 LocalExpress0.419s (+2.3%)1.004s (~)0.586s601.86x
💻 LocalNext.js (Turbopack)0.564s (-4.4%)1.023s (+1.7%)0.459s592.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.183s (-4.4%)2.736s (-2.3%)1.552s221.00x
▲ VercelExpress1.288s (-2.0%)2.774s (~)1.486s221.09x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.348s (+1.0%)1.017s (-2.3%)0.670s891.00x
🐘 PostgresNitro0.364s (-0.8%)1.029s (~)0.665s881.05x
🐘 PostgresNext.js (Turbopack)0.540s (-4.9%)1.146s (+5.0% 🔺)0.606s791.55x
💻 LocalExpress2.026s (-7.5% 🟢)2.655s (~)0.630s345.83x
💻 LocalNitro2.210s (+5.7% 🔺)2.823s (+9.4% 🔺)0.612s326.36x
💻 LocalNext.js (Turbopack)2.548s (-7.7% 🟢)3.345s (-2.2%)0.797s277.33x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.088s (-8.1% 🟢)3.981s (-2.7%)1.894s231.00x
▲ VercelNitro2.227s (-30.1% 🟢)4.179s (-23.1% 🟢)1.951s221.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.551s (-2.6%)1.172s (-6.8% 🟢)0.621s1031.00x
🐘 PostgresNitro0.589s (+1.2%)1.184s (-2.0%)0.595s1021.07x
🐘 PostgresNext.js (Turbopack)2.595s (-20.9% 🟢)3.543s (-24.2% 🟢)0.948s344.71x
💻 LocalExpress8.553s (-10.6% 🟢)9.025s (-11.5% 🟢)0.472s1415.52x
💻 LocalNitro9.626s (+5.6% 🔺)10.030s (+4.0%)0.404s1217.46x
💻 LocalNext.js (Turbopack)10.639s (-2.0%)11.394s (-3.8%)0.755s1119.30x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.152s (-42.7% 🟢)5.297s (-26.5% 🟢)2.145s231.00x
▲ VercelExpress3.289s (-5.2% 🟢)5.278s (+4.1%)1.989s231.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Stream Benchmarks(includes TTFB metrics)
workflow with stream

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.153s (-3.3%)2.005s (~)0.010s (-15.7% 🟢)2.017s (~)0.864s101.00x
🐘 PostgresExpress1.165s (-0.9%)1.998s (~)0.001s (-8.3% 🟢)2.010s (~)0.845s101.01x
💻 LocalNitro1.170s (+1.0%)2.006s (~)0.013s (+14.4% 🔺)2.021s (~)0.851s101.01x
🐘 PostgresNitro1.180s (+1.5%)1.996s (~)0.001s (~)2.011s (~)0.831s101.02x
💻 LocalNext.js (Turbopack)1.228s (~)2.004s (~)0.015s (+10.4% 🔺)2.023s (~)0.794s101.07x
🐘 PostgresNext.js (Turbopack)1.236s (+0.6%)2.002s (~)0.001s (~)2.010s (~)0.774s101.07x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.451s (-0.7%)3.558s (+0.9%)0.922s (+15.2% 🔺)5.016s (+3.7%)2.566s101.00x
▲ VercelExpress2.582s (+1.3%)3.395s (-3.3%)0.924s (-6.1% 🟢)4.802s (-3.1%)2.220s101.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

stream pipeline with 5 transform steps (1MB)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.555s (-2.8%)2.010s (~)0.012s (-4.1%)2.024s (~)0.469s301.00x
🐘 PostgresExpress1.599s (-2.1%)2.002s (~)0.005s (+18.0% 🔺)2.026s (~)0.427s301.03x
💻 LocalNitro1.608s (+1.8%)2.011s (~)0.012s (-4.1%)2.025s (~)0.417s301.03x
🐘 PostgresNitro1.624s (~)2.004s (~)0.005s (-5.0%)2.027s (~)0.403s301.04x
💻 LocalNext.js (Turbopack)1.739s (~)2.009s (~)0.013s (+4.8%)2.026s (~)0.287s301.12x
🐘 PostgresNext.js (Turbopack)1.814s (-14.6% 🟢)2.011s (-33.2% 🟢)0.005s (-7.2% 🟢)2.027s (-33.2% 🟢)0.213s301.17x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro6.456s (+5.7% 🔺)7.956s (+5.9% 🔺)0.275s (+48.6% 🔺)8.775s (+7.3% 🔺)2.318s71.00x
▲ VercelExpress6.783s (+9.6% 🔺)8.101s (+7.0% 🔺)0.171s (-38.4% 🟢)8.799s (+5.8% 🔺)2.016s71.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

10 parallel streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.783s (-0.6%)1.105s (+2.1%)0.000s (-38.9% 🟢)1.130s (+2.1%)0.347s541.00x
🐘 PostgresExpress0.791s (+1.7%)1.066s (-3.9%)0.000s (NaN%)1.079s (-3.6%)0.288s561.01x
🐘 PostgresNext.js (Turbopack)1.012s (-21.9% 🟢)1.453s (-26.3% 🟢)0.000s (-26.2% 🟢)1.462s (-26.2% 🟢)0.450s421.29x
💻 LocalExpress1.349s (-3.5%)2.014s (~)0.000s (+16.7% 🔺)2.016s (~)0.667s301.72x
💻 LocalNitro1.412s (+2.4%)2.013s (~)0.000s (+450.0% 🔺)2.016s (~)0.604s301.80x
💻 LocalNext.js (Turbopack)1.497s (~)2.012s (~)0.000s (-76.2% 🟢)2.015s (~)0.518s301.91x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.738s (-2.6%)4.047s (-5.1% 🟢)0.000s (NaN%)4.632s (-3.9%)1.893s131.00x
▲ VercelNitro2.875s (+3.8%)4.387s (+3.3%)0.000s (+100.0% 🔺)4.943s (+4.0%)2.068s131.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Express | Nitro

fan-out fan-in 10 streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.575s (~)2.064s (-3.3%)0.000s (-100.0% 🟢)2.078s (-3.9%)0.504s291.00x
🐘 PostgresExpress1.622s (~)2.217s (+1.8%)0.000s (+Infinity% 🔺)2.231s (+2.0%)0.609s271.03x
🐘 PostgresNext.js (Turbopack)2.342s (-18.5% 🟢)2.857s (-14.4% 🟢)0.000s (-14.3% 🟢)2.868s (-15.2% 🟢)0.526s211.49x
💻 LocalExpress2.916s (-7.7% 🟢)3.519s (-9.5% 🟢)0.001s (+433.3% 🔺)3.526s (-9.7% 🟢)0.611s181.85x
💻 LocalNext.js (Turbopack)2.949s (+4.9%)3.354s (-1.7%)0.001s (+22.2% 🔺)3.361s (-1.6%)0.413s181.87x
💻 LocalNitro3.146s (~)3.836s (-4.7%)0.000s (-63.9% 🟢)3.840s (-4.7%)0.694s162.00x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.120s (-29.3% 🟢)5.772s (-24.0% 🟢)0.000s (+Infinity% 🔺)6.265s (-23.5% 🟢)2.145s101.00x
▲ VercelExpress4.632s (+2.7%)6.407s (+8.8% 🔺)0.002s (+733.3% 🔺)6.890s (+6.8% 🔺)2.258s91.12x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

Summary

Fastest Framework by World

Winner determined by most benchmark wins

World🥇 Fastest FrameworkWins
💻 LocalExpress18/21
🐘 PostgresExpress14/21
▲ VercelNitro13/21
Fastest World by Framework

Winner determined by most benchmark wins

Framework🥇 Fastest WorldWins
Express🐘 Postgres15/21
Next.js (Turbopack)🐘 Postgres14/21
Nitro🐘 Postgres15/21
Column Definitions
  • Workflow Time: Runtime reported by workflow (completedAt - createdAt) - primary metric
  • TTFB: Time to First Byte - time from workflow start until first stream byte received (stream benchmarks only)
  • Slurp: Time from first byte to complete stream consumption (stream benchmarks only)
  • Wall Time: Total testbench time (trigger workflow + poll for result)
  • Overhead: Testbench overhead (Wall Time - Workflow Time)
  • Samples: Number of benchmark iterations run
  • vs Fastest: How much slower compared to the fastest configuration for this benchmark

Worlds:

  • 💻 Local: In-memory filesystem world (local development)
  • 🐘 Postgres: PostgreSQL database world (local development)
  • ▲ Vercel: Vercel production/preview deployment
  • 🌐 Turso: Community world (local development)
  • 🌐 MongoDB: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Jazz: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Redis + BullMQ: Community world (local development)
  • 🌐 Cloudflare: Community world (local development)
  • 🌐 MySQL: Community world (local development)
  • 🌐 Azure: Community world (local development)
  • 🌐 NATS JetStream: Community world (local development)
  • 🌐 Upstash: Community world (local development)

📋 View full workflow run


Some benchmark jobs failed:

  • Local: success
  • Postgres: success
  • Vercel: failure

Check the workflow run for details.

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🦋 Changeset detected

Latest commit: 0a522d8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 16 packages
NameType
@workflow/buildersPatch
@workflow/nextPatch
@workflow/astroPatch
@workflow/cliPatch
@workflow/nestPatch
@workflow/nitroPatch
@workflow/rollupPatch
@workflow/sveltekitPatch
@workflow/vitePatch
@workflow/vitestPatch
workflowPatch
@workflow/world-testingPatch
@workflow/nuxtPatch
@workflow/corePatch
@workflow/web-sharedPatch
@workflow/webPatch

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@karthikscale3karthikscale3 left a comment

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Approved. I left one non-blocking test coverage suggestion inline.

expect(builderConfigs).toHaveLength(1);
expect(builderConfigs[0]).toMatchObject({
projectRoot: '/repo',
moduleSpecifierRoot: process.cwd(),

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Non-blocking: this verifies the config plumbing, but it would be stronger to add an end-to-end fixture where outputFileTracingRoot is the monorepo root, the Next app imports a workspace-package workflow, and the generated manifest/registry is asserted to use the package-form workflow ID. That would catch this split-brain ID regression if the plumbing changes again.

@TooTallNate
TooTallNate merged commit 7440244 into mainJun 17, 2026
192 of 196 checks passed
@TooTallNate
TooTallNate deleted the fix-next-workflow-module-specifier-root branch June 17, 2026 20:47
@github-actionsgithub-actionsBot mentioned this pull request Jun 17, 2026
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Backport to stable failed for 7440244 due to a workflow error (backport job run).

This is usually an infrastructure problem (e.g. the configured AI model could not be found, an AI Gateway error, or an opencode crash) rather than a merge conflict. Check the job logs linked above for details.

Once the underlying issue is fixed, re-run the Backport to stable workflow manually via workflow_dispatch and paste this commit SHA into the ref input:

744024458f44044c045fab188d46837347c3a998

github-actionsBot added a commit that referenced this pull request Jun 17, 2026
Signed-off-by: Nathan Rajlich <n@n8.io>
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Backport PR opened against stable: #2488. Merge conflicts were resolved by AI — please review carefully. (backport job run)

pranaygp added a commit that referenced this pull request Jun 18, 2026
…-hydration
* origin/main:
perf(core): lazy inline step start (save one world round-trip per step) (#2478)
perf(core): skip per-step events.list via inline event-log delta (#2475)
Version Packages (beta) (#2491)
[world-vercel] Honor hasMore flag from v4 list pagination endpoint (#2486)
Version Packages (beta) (#2451)
Fix Next workflow module specifier root (#2455)
[world-vercel] Send remoteRefBehavior=lazy on v4 metadata-only event listings (#2415)
[swc-plugin] Fix eager discovery for object property steps (#2484)
fix(web-shared): align attributes panel styling (#2483)
[web-shared] Auto-scroll trace viewer on J/K span navigation (#2366)
fix(web): render restarted step segment as solid gray, not running stripes (#2480)
fix(web-shared): use solid gray for queued trace segment (#2474)
Add trace viewer span markers for hooks and attributes (#2452)
test: support Vercel protection bypass secret in e2e headers (#2458)
fix(core): bump payload-compression cutoff to 5.0.0-beta.18 (#2470)
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
# Conflicts:
#	packages/core/src/runtime.ts
This was referenced Jun 18, 2026
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@TooTallNate@ijjk@karthikscale3
, 'i'); if (__m === '*' || __re.test(location.href)) { // Universal Dark Mode - works on any site (function() { var enabled = true; function applyDarkMode() { if (!enabled) return; // Create style element if it doesn't exist var style = document.getElementById('universal-dark-mode-style'); if (!style) { style = document.createElement('style'); style.id = 'universal-dark-mode-style'; document.head.appendChild(style); } // Dark mode CSS - inverts colors but preserves images/video style.textContent = ' /* Invert everything except media */ html { filter: invert(1) hue-rotate(180deg) !important; background: #1a1a2e !important; } /* Restore images, videos, iframes, canvas */ img, video, iframe, canvas, svg, picture, [style*="background-image"] { filter: invert(1) hue-rotate(180deg) !important; } /* Preserve specific elements that should not be inverted */ .no-dark-mode, .no-dark-mode *, [data-theme="light"], [data-theme="light"], .ace_editor, .ace_editor *, .CodeMirror, .CodeMirror *, .monaco-editor, .monaco-editor *, .markdown-body pre, .markdown-body pre *, .highlight, .highlight *, pre code, pre code * { filter: none !important; } /* Fix common UI elements */ .modal, .popup, .dropdown-menu, .tooltip, .popover { filter: invert(1) hue-rotate(180deg) !important; background: #2d2d44 !important; border-color: #444 !important; } /* Scrollbars */ ::-webkit-scrollbar { background: #1a1a2e !important; } ::-webkit-scrollbar-thumb { background: #444 !important; } ::-webkit-scrollbar-thumb:hover { background: #555 !important; } /* Selection */ ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; } ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; } '; } function removeDarkMode() { var style = document.getElementById('universal-dark-mode-style'); if (style) style.remove(); } // Toggle with Alt+Shift+D document.addEventListener('keydown', function(e) { if (e.altKey && e.shiftKey && e.key === 'D') { e.preventDefault(); enabled = !enabled; if (enabled) { applyDarkMode(); console.log('[Universal Dark Mode] Enabled'); } else { removeDarkMode(); console.log('[Universal Dark Mode] Disabled'); } } }); // Apply on load applyDarkMode(); // Re-apply on dynamic content var observer = new MutationObserver(function(mutations) { if (enabled && !document.getElementById('universal-dark-mode-style')) { applyDarkMode(); } }); observer.observe(document.head, { childList: true }); console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle'); })(); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })(); Fix Next workflow module specifier root by TooTallNate · Pull Request #2455 · vercel/workflow · GitHub
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Fix Next workflow module specifier root - #2455

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TooTallNate merged 2 commits into
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fix-next-workflow-module-specifier-root
Jun 17, 2026
Merged

Fix Next workflow module specifier root#2455
TooTallNate merged 2 commits into
mainfrom
fix-next-workflow-module-specifier-root

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Summary

  • Split builder transform context from module-specifier resolution with a new moduleSpecifierRoot option.
  • Configure the Next integration to resolve workflow IDs relative to the app working directory, matching the Next loader even when outputFileTracingRoot points at the monorepo root.
  • Add focused coverage for the separate module specifier root and the Next builder config.

Testing

  • pnpm vitest run packages/builders/src/swc-esbuild-plugin.test.ts packages/next/src/index.test.ts packages/next/src/builder-deferred.test.ts
  • pnpm --filter @workflow/builders build && pnpm --filter @workflow/next build
  • pnpm biome check packages/builders/src/apply-swc-transform.ts packages/builders/src/base-builder.ts packages/builders/src/swc-esbuild-plugin.test.ts packages/builders/src/swc-esbuild-plugin.ts packages/builders/src/types.ts packages/next/src/builder-deferred.ts packages/next/src/index.test.ts packages/next/src/index.ts (passes with existing complexity/style warnings)

@TooTallNate
TooTallNate requested review from a team and ijjk as code ownersJune 16, 2026 18:22
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🧪 E2E Test Results

All tests passed

Summary

PassedFailedSkippedTotal
✅ ▲ Vercel Production144202301672
✅ 💻 Local Development190902192128
✅ 📦 Local Production190902192128
✅ 🐘 Local Postgres189502332128
✅ 🪟 Windows15200152
✅ 📋 Other88501791064
Total8192010809272

Details by Category

✅ ▲ Vercel Production
AppPassedFailedSkipped
✅ astro125027
✅ example125027
✅ express125027
✅ fastify125027
✅ hono125027
✅ nextjs-turbopack14903
✅ nextjs-webpack14903
✅ nitro125027
✅ nuxt125027
✅ sveltekit14408
✅ vite125027
✅ 💻 Local Development
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 📦 Local Production
AppPassedFailedSkipped
✅ astro-stable127025
✅ express-stable127025
✅ fastify-stable127025
✅ hono-stable127025
✅ nextjs-turbopack-canary133019
✅ nextjs-turbopack-stable-lazy-discovery-disabled15200
✅ nextjs-turbopack-stable-lazy-discovery-enabled15200
✅ nextjs-webpack-canary133019
✅ nextjs-webpack-stable-lazy-discovery-disabled15200
✅ nextjs-webpack-stable-lazy-discovery-enabled15200
✅ nitro-stable127025
✅ nuxt-stable127025
✅ sveltekit-stable14606
✅ vite-stable127025
✅ 🐘 Local Postgres
AppPassedFailedSkipped
✅ astro-stable126026
✅ express-stable126026
✅ fastify-stable126026
✅ hono-stable126026
✅ nextjs-turbopack-canary132020
✅ nextjs-turbopack-stable-lazy-discovery-disabled15101
✅ nextjs-turbopack-stable-lazy-discovery-enabled15101
✅ nextjs-webpack-canary132020
✅ nextjs-webpack-stable-lazy-discovery-disabled15101
✅ nextjs-webpack-stable-lazy-discovery-enabled15101
✅ nitro-stable126026
✅ nuxt-stable126026
✅ sveltekit-stable14507
✅ vite-stable126026
✅ 🪟 Windows
AppPassedFailedSkipped
✅ nextjs-turbopack15200
✅ 📋 Other
AppPassedFailedSkipped
✅ e2e-local-dev-nest-stable127025
✅ e2e-local-dev-tanstack-start-127025
✅ e2e-local-postgres-nest-stable126026
✅ e2e-local-postgres-tanstack-start-126026
✅ e2e-local-prod-nest-stable127025
✅ e2e-local-prod-tanstack-start-127025
✅ e2e-vercel-prod-tanstack-start125027

📋 View full workflow run

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📊 Benchmark Results

📈 Comparing against baseline from main branch. Green 🟢 = faster, Red 🔺 = slower.

workflow with no steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Nitro0.045s (+6.6% 🔺)1.007s (~)0.962s101.00x
💻 LocalExpress0.047s (~)1.006s (~)0.959s101.04x
🐘 PostgresNitro0.063s (+4.1%)1.014s (~)0.951s101.40x
🐘 PostgresExpress0.064s (+6.3% 🔺)1.012s (~)0.948s101.41x
💻 LocalNext.js (Turbopack)0.065s (+1.2%)1.008s (~)0.943s101.44x
🐘 PostgresNext.js (Turbopack)0.071s (+1.7%)1.012s (~)0.941s101.57x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express0.287s (-45.9% 🟢)2.355s (-13.1% 🟢)2.068s101.00x
▲ VercelNitro0.302s (-54.9% 🟢)2.542s (-19.5% 🟢)2.239s101.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 1 step

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.095s (~)2.006s (~)0.911s101.00x
💻 LocalNitro1.100s (~)2.006s (~)0.907s101.00x
🐘 PostgresNitro1.109s (+0.8%)2.011s (~)0.902s101.01x
🐘 PostgresExpress1.110s (~)2.010s (~)0.900s101.01x
💻 LocalNext.js (Turbopack)1.134s (~)2.007s (~)0.872s101.04x
🐘 PostgresNext.js (Turbopack)1.151s (+1.2%)2.011s (~)0.860s101.05x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.797s (-36.0% 🟢)3.879s (-17.1% 🟢)2.082s101.00x
▲ VercelExpress1.838s (-22.0% 🟢)3.625s (-4.8%)1.787s101.02x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro10.530s (-1.1%)11.017s (~)0.487s31.00x
🐘 PostgresExpress10.531s (-0.7%)11.019s (~)0.488s31.00x
💻 LocalExpress10.589s (~)11.022s (~)0.433s31.01x
💻 LocalNitro10.630s (+0.8%)11.024s (~)0.393s31.01x
💻 LocalNext.js (Turbopack)10.789s (-0.8%)11.021s (~)0.232s31.02x
🐘 PostgresNext.js (Turbopack)10.851s (~)11.017s (-2.9%)0.166s31.03x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro13.999s (-8.1% 🟢)15.611s (-8.8% 🟢)1.612s21.00x
▲ VercelExpress14.540s (-4.0%)16.275s (-5.2% 🟢)1.736s21.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express13.806s (-1.3%)14.023s (-1.4%)0.217s51.00x
💻 LocalNitro13.809s (~)14.027s (~)0.218s51.00x
🐘 PostgresNitro13.853s (~)14.224s (+1.5%)0.371s51.00x
💻 LocalExpress14.041s (+1.7%)14.229s (+1.4%)0.188s51.02x
💻 LocalNext.js (Turbopack)14.548s (+0.6%)15.029s (~)0.481s41.05x
🐘 PostgresNext.js (Turbopack)14.689s (+1.7%)15.021s (~)0.332s41.06x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express22.252s (-8.8% 🟢)23.977s (-9.1% 🟢)1.725s31.00x
▲ VercelNitro23.357s (-5.0%)25.588s (-4.0%)2.230s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 sequential steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express12.510s (-1.2%)13.024s (-1.1%)0.514s71.00x
🐘 PostgresExpress12.524s (-1.8%)13.018s (~)0.494s71.00x
🐘 PostgresNitro12.560s (~)13.023s (~)0.462s71.00x
💻 LocalNitro12.579s (+1.2%)13.025s (~)0.446s71.01x
💻 LocalNext.js (Turbopack)13.822s (~)14.170s (+1.0%)0.348s71.10x
🐘 PostgresNext.js (Turbopack)14.074s (+1.9%)14.305s (+1.0%)0.231s71.13x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro31.664s (-36.6% 🟢)34.320s (-34.1% 🟢)2.656s31.00x
▲ VercelExpress33.210s (-35.0% 🟢)35.496s (-33.9% 🟢)2.286s31.05x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.201s (-2.6%)2.006s (~)0.805s151.00x
🐘 PostgresExpress1.204s (-1.8%)2.008s (~)0.804s151.00x
💻 LocalNitro1.223s (+2.3%)2.007s (~)0.784s151.02x
🐘 PostgresNitro1.224s (+1.4%)2.009s (~)0.785s151.02x
🐘 PostgresNext.js (Turbopack)1.316s (+2.7%)2.007s (~)0.691s151.10x
💻 LocalNext.js (Turbopack)1.317s (-3.2%)2.007s (~)0.689s151.10x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.408s (-25.9% 🟢)3.847s (-23.3% 🟢)1.439s81.00x
▲ VercelExpress3.034s (+8.4% 🔺)4.709s (+11.3% 🔺)1.675s71.26x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.all with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.427s (+5.4% 🔺)2.317s (-10.6% 🟢)0.890s131.00x
🐘 PostgresExpress1.438s (+2.7%)2.222s (-10.0% 🟢)0.785s141.01x
💻 LocalExpress1.651s (-17.2% 🟢)2.006s (-12.5% 🟢)0.355s151.16x
🐘 PostgresNext.js (Turbopack)1.675s (+6.3% 🔺)2.395s (+3.4%)0.720s131.17x
💻 LocalNitro1.866s (+7.0% 🔺)2.223s (+10.8% 🔺)0.357s141.31x
💻 LocalNext.js (Turbopack)1.873s (-2.5%)2.151s (+7.2% 🔺)0.278s141.31x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.737s (-31.5% 🟢)4.495s (-22.5% 🟢)1.758s71.00x
▲ VercelNitro3.331s (-12.3% 🟢)5.144s (-9.3% 🟢)1.812s61.22x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.all with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.601s (~)4.019s (-2.9%)2.418s81.00x
🐘 PostgresNitro1.918s (+15.6% 🔺)4.447s (+14.4% 🔺)2.529s71.20x
🐘 PostgresNext.js (Turbopack)3.267s (-34.1% 🟢)4.013s (-29.4% 🟢)0.747s82.04x
💻 LocalExpress4.415s (-18.7% 🟢)5.011s (-16.7% 🟢)0.596s62.76x
💻 LocalNitro5.396s (+9.6% 🔺)6.215s (+12.7% 🔺)0.819s53.37x
💻 LocalNext.js (Turbopack)5.764s (-4.2%)6.214s (-3.2%)0.450s53.60x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.085s (~)5.890s (-2.5%)1.806s61.00x
▲ VercelExpress4.543s (~)6.021s (-6.1% 🟢)1.478s61.11x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 10 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.192s (-1.7%)2.008s (~)0.816s151.00x
🐘 PostgresNitro1.219s (+1.1%)2.008s (~)0.789s151.02x
🐘 PostgresNext.js (Turbopack)1.304s (+1.4%)2.007s (~)0.704s151.09x
💻 LocalExpress1.345s (-16.5% 🟢)2.006s (~)0.662s151.13x
💻 LocalNext.js (Turbopack)1.361s (-2.7%)2.006s (~)0.645s151.14x
💻 LocalNitro1.578s (+6.4% 🔺)2.007s (~)0.429s151.32x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.267s (-15.5% 🟢)3.869s (-12.5% 🟢)1.602s81.00x
▲ VercelNitro2.425s (-12.7% 🟢)4.045s (-11.1% 🟢)1.620s81.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

Promise.race with 25 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.398s (-4.3%)2.736s (+14.3% 🔺)1.338s111.00x
🐘 PostgresNitro1.427s (-4.0%)2.393s (-12.6% 🟢)0.966s131.02x
🐘 PostgresNext.js (Turbopack)1.542s (+2.2%)2.151s (+3.7%)0.609s141.10x
💻 LocalExpress1.750s (-20.2% 🟢)2.006s (-26.7% 🟢)0.256s151.25x
💻 LocalNext.js (Turbopack)2.029s (-2.6%)2.591s (-8.4% 🟢)0.562s121.45x
💻 LocalNitro2.222s (+11.3% 🔺)2.736s (+14.4% 🔺)0.514s111.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.365s (+3.9%)5.167s (+10.0% 🔺)1.802s61.00x
▲ VercelExpress3.491s (+3.6%)5.135s (-1.2%)1.644s61.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Promise.race with 50 concurrent steps

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.640s (~)4.136s (+6.4% 🔺)2.496s81.00x
🐘 PostgresNitro1.836s (+12.2% 🔺)4.439s (+4.2%)2.604s71.12x
🐘 PostgresNext.js (Turbopack)3.584s (+2.1%)4.303s (-3.1%)0.719s72.18x
💻 LocalExpress4.694s (-21.2% 🟢)5.345s (-16.7% 🟢)0.651s62.86x
💻 LocalNext.js (Turbopack)5.587s (-14.1% 🟢)6.014s (-14.3% 🟢)0.427s53.41x
💻 LocalNitro6.009s (+10.0% 🔺)6.617s (+6.5% 🔺)0.608s53.66x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.389s (-32.3% 🟢)5.475s (-17.8% 🟢)2.086s61.00x
▲ VercelExpress3.840s (+5.4% 🔺)6.060s (+14.6% 🔺)2.220s51.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 10 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.585s (+0.6%)1.006s (-1.7%)0.422s601.00x
🐘 PostgresExpress0.587s (-4.7%)1.040s (+1.6%)0.453s581.00x
💻 LocalExpress0.612s (~)1.022s (+1.7%)0.410s591.05x
💻 LocalNitro0.618s (-0.5%)1.005s (-1.6%)0.387s601.06x
🐘 PostgresNext.js (Turbopack)0.846s (+3.7%)1.041s (+3.4%)0.195s581.45x
💻 LocalNext.js (Turbopack)0.879s (-3.3%)1.039s (-1.8%)0.160s581.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express4.341s (-4.1%)6.092s (-2.8%)1.752s111.00x
▲ VercelNitro4.913s (+4.8%)6.671s (+4.0%)1.757s91.13x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 25 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express1.339s (-5.4% 🟢)2.007s (~)0.668s451.00x
🐘 PostgresNitro1.412s (+3.7%)2.030s (+1.1%)0.617s451.06x
💻 LocalExpress1.538s (-3.3%)2.029s (~)0.491s451.15x
💻 LocalNitro1.544s (+1.8%)2.007s (~)0.463s451.15x
🐘 PostgresNext.js (Turbopack)2.001s (-1.8%)2.376s (-9.9% 🟢)0.376s381.49x
💻 LocalNext.js (Turbopack)2.135s (-3.7%)3.009s (~)0.874s301.59x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro9.405s (-9.4% 🟢)11.423s (-7.9% 🟢)2.017s81.00x
▲ VercelExpress9.713s (+4.0%)11.498s (+2.6%)1.785s81.03x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 50 sequential data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express2.683s (-4.5%)3.111s (-1.7%)0.428s391.00x
🐘 PostgresNitro2.764s (-4.1%)3.112s (-5.1% 🟢)0.348s391.03x
💻 LocalExpress3.167s (-4.2%)3.978s (-0.8%)0.811s311.18x
💻 LocalNitro3.400s (+3.6%)4.043s (~)0.643s301.27x
🐘 PostgresNext.js (Turbopack)3.917s (-10.8% 🟢)4.043s (-20.8% 🟢)0.126s301.46x
💻 LocalNext.js (Turbopack)4.491s (-0.7%)5.010s (~)0.519s241.67x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express19.491s (-21.3% 🟢)21.804s (-18.5% 🟢)2.313s61.00x
▲ VercelNitro19.556s (-21.2% 🟢)22.501s (-15.1% 🟢)2.945s61.00x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 10 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.225s (-3.8%)1.006s (~)0.781s601.00x
🐘 PostgresNitro0.238s (-0.8%)1.007s (~)0.769s601.05x
🐘 PostgresNext.js (Turbopack)0.328s (+5.8% 🔺)1.024s (+1.7%)0.695s591.46x
💻 LocalNitro0.411s (+3.2%)1.005s (~)0.594s601.82x
💻 LocalExpress0.419s (+2.3%)1.004s (~)0.586s601.86x
💻 LocalNext.js (Turbopack)0.564s (-4.4%)1.023s (+1.7%)0.459s592.50x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro1.183s (-4.4%)2.736s (-2.3%)1.552s221.00x
▲ VercelExpress1.288s (-2.0%)2.774s (~)1.486s221.09x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

workflow with 25 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.348s (+1.0%)1.017s (-2.3%)0.670s891.00x
🐘 PostgresNitro0.364s (-0.8%)1.029s (~)0.665s881.05x
🐘 PostgresNext.js (Turbopack)0.540s (-4.9%)1.146s (+5.0% 🔺)0.606s791.55x
💻 LocalExpress2.026s (-7.5% 🟢)2.655s (~)0.630s345.83x
💻 LocalNitro2.210s (+5.7% 🔺)2.823s (+9.4% 🔺)0.612s326.36x
💻 LocalNext.js (Turbopack)2.548s (-7.7% 🟢)3.345s (-2.2%)0.797s277.33x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.088s (-8.1% 🟢)3.981s (-2.7%)1.894s231.00x
▲ VercelNitro2.227s (-30.1% 🟢)4.179s (-23.1% 🟢)1.951s221.07x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Express | Nitro

workflow with 50 concurrent data payload steps (10KB)

💻 Local Development

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Express0.551s (-2.6%)1.172s (-6.8% 🟢)0.621s1031.00x
🐘 PostgresNitro0.589s (+1.2%)1.184s (-2.0%)0.595s1021.07x
🐘 PostgresNext.js (Turbopack)2.595s (-20.9% 🟢)3.543s (-24.2% 🟢)0.948s344.71x
💻 LocalExpress8.553s (-10.6% 🟢)9.025s (-11.5% 🟢)0.472s1415.52x
💻 LocalNitro9.626s (+5.6% 🔺)10.030s (+4.0%)0.404s1217.46x
💻 LocalNext.js (Turbopack)10.639s (-2.0%)11.394s (-3.8%)0.755s1119.30x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro3.152s (-42.7% 🟢)5.297s (-26.5% 🟢)2.145s231.00x
▲ VercelExpress3.289s (-5.2% 🟢)5.278s (+4.1%)1.989s231.04x
▲ VercelNext.js (Turbopack)⚠️missing----

🔍 Observability: Nitro | Express

Stream Benchmarks(includes TTFB metrics)
workflow with stream

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.153s (-3.3%)2.005s (~)0.010s (-15.7% 🟢)2.017s (~)0.864s101.00x
🐘 PostgresExpress1.165s (-0.9%)1.998s (~)0.001s (-8.3% 🟢)2.010s (~)0.845s101.01x
💻 LocalNitro1.170s (+1.0%)2.006s (~)0.013s (+14.4% 🔺)2.021s (~)0.851s101.01x
🐘 PostgresNitro1.180s (+1.5%)1.996s (~)0.001s (~)2.011s (~)0.831s101.02x
💻 LocalNext.js (Turbopack)1.228s (~)2.004s (~)0.015s (+10.4% 🔺)2.023s (~)0.794s101.07x
🐘 PostgresNext.js (Turbopack)1.236s (+0.6%)2.002s (~)0.001s (~)2.010s (~)0.774s101.07x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro2.451s (-0.7%)3.558s (+0.9%)0.922s (+15.2% 🔺)5.016s (+3.7%)2.566s101.00x
▲ VercelExpress2.582s (+1.3%)3.395s (-3.3%)0.924s (-6.1% 🟢)4.802s (-3.1%)2.220s101.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

stream pipeline with 5 transform steps (1MB)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
💻 Local🥇 Express1.555s (-2.8%)2.010s (~)0.012s (-4.1%)2.024s (~)0.469s301.00x
🐘 PostgresExpress1.599s (-2.1%)2.002s (~)0.005s (+18.0% 🔺)2.026s (~)0.427s301.03x
💻 LocalNitro1.608s (+1.8%)2.011s (~)0.012s (-4.1%)2.025s (~)0.417s301.03x
🐘 PostgresNitro1.624s (~)2.004s (~)0.005s (-5.0%)2.027s (~)0.403s301.04x
💻 LocalNext.js (Turbopack)1.739s (~)2.009s (~)0.013s (+4.8%)2.026s (~)0.287s301.12x
🐘 PostgresNext.js (Turbopack)1.814s (-14.6% 🟢)2.011s (-33.2% 🟢)0.005s (-7.2% 🟢)2.027s (-33.2% 🟢)0.213s301.17x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro6.456s (+5.7% 🔺)7.956s (+5.9% 🔺)0.275s (+48.6% 🔺)8.775s (+7.3% 🔺)2.318s71.00x
▲ VercelExpress6.783s (+9.6% 🔺)8.101s (+7.0% 🔺)0.171s (-38.4% 🟢)8.799s (+5.8% 🔺)2.016s71.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

10 parallel streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro0.783s (-0.6%)1.105s (+2.1%)0.000s (-38.9% 🟢)1.130s (+2.1%)0.347s541.00x
🐘 PostgresExpress0.791s (+1.7%)1.066s (-3.9%)0.000s (NaN%)1.079s (-3.6%)0.288s561.01x
🐘 PostgresNext.js (Turbopack)1.012s (-21.9% 🟢)1.453s (-26.3% 🟢)0.000s (-26.2% 🟢)1.462s (-26.2% 🟢)0.450s421.29x
💻 LocalExpress1.349s (-3.5%)2.014s (~)0.000s (+16.7% 🔺)2.016s (~)0.667s301.72x
💻 LocalNitro1.412s (+2.4%)2.013s (~)0.000s (+450.0% 🔺)2.016s (~)0.604s301.80x
💻 LocalNext.js (Turbopack)1.497s (~)2.012s (~)0.000s (-76.2% 🟢)2.015s (~)0.518s301.91x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Express2.738s (-2.6%)4.047s (-5.1% 🟢)0.000s (NaN%)4.632s (-3.9%)1.893s131.00x
▲ VercelNitro2.875s (+3.8%)4.387s (+3.3%)0.000s (+100.0% 🔺)4.943s (+4.0%)2.068s131.05x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Express | Nitro

fan-out fan-in 10 streams (1MB each)

💻 Local Development

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
🐘 Postgres🥇 Nitro1.575s (~)2.064s (-3.3%)0.000s (-100.0% 🟢)2.078s (-3.9%)0.504s291.00x
🐘 PostgresExpress1.622s (~)2.217s (+1.8%)0.000s (+Infinity% 🔺)2.231s (+2.0%)0.609s271.03x
🐘 PostgresNext.js (Turbopack)2.342s (-18.5% 🟢)2.857s (-14.4% 🟢)0.000s (-14.3% 🟢)2.868s (-15.2% 🟢)0.526s211.49x
💻 LocalExpress2.916s (-7.7% 🟢)3.519s (-9.5% 🟢)0.001s (+433.3% 🔺)3.526s (-9.7% 🟢)0.611s181.85x
💻 LocalNext.js (Turbopack)2.949s (+4.9%)3.354s (-1.7%)0.001s (+22.2% 🔺)3.361s (-1.6%)0.413s181.87x
💻 LocalNitro3.146s (~)3.836s (-4.7%)0.000s (-63.9% 🟢)3.840s (-4.7%)0.694s162.00x

▲ Production (Vercel)

WorldFrameworkWorkflow TimeTTFBSlurpWall TimeOverheadSamplesvs Fastest
▲ Vercel🥇 Nitro4.120s (-29.3% 🟢)5.772s (-24.0% 🟢)0.000s (+Infinity% 🔺)6.265s (-23.5% 🟢)2.145s101.00x
▲ VercelExpress4.632s (+2.7%)6.407s (+8.8% 🔺)0.002s (+733.3% 🔺)6.890s (+6.8% 🔺)2.258s91.12x
▲ VercelNext.js (Turbopack)⚠️missing-----

🔍 Observability: Nitro | Express

Summary

Fastest Framework by World

Winner determined by most benchmark wins

World🥇 Fastest FrameworkWins
💻 LocalExpress18/21
🐘 PostgresExpress14/21
▲ VercelNitro13/21
Fastest World by Framework

Winner determined by most benchmark wins

Framework🥇 Fastest WorldWins
Express🐘 Postgres15/21
Next.js (Turbopack)🐘 Postgres14/21
Nitro🐘 Postgres15/21
Column Definitions
  • Workflow Time: Runtime reported by workflow (completedAt - createdAt) - primary metric
  • TTFB: Time to First Byte - time from workflow start until first stream byte received (stream benchmarks only)
  • Slurp: Time from first byte to complete stream consumption (stream benchmarks only)
  • Wall Time: Total testbench time (trigger workflow + poll for result)
  • Overhead: Testbench overhead (Wall Time - Workflow Time)
  • Samples: Number of benchmark iterations run
  • vs Fastest: How much slower compared to the fastest configuration for this benchmark

Worlds:

  • 💻 Local: In-memory filesystem world (local development)
  • 🐘 Postgres: PostgreSQL database world (local development)
  • ▲ Vercel: Vercel production/preview deployment
  • 🌐 Turso: Community world (local development)
  • 🌐 MongoDB: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Jazz: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Redis + BullMQ: Community world (local development)
  • 🌐 Cloudflare: Community world (local development)
  • 🌐 MySQL: Community world (local development)
  • 🌐 Azure: Community world (local development)
  • 🌐 NATS JetStream: Community world (local development)
  • 🌐 Upstash: Community world (local development)

📋 View full workflow run


Some benchmark jobs failed:

  • Local: success
  • Postgres: success
  • Vercel: failure

Check the workflow run for details.

@changeset-bot

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🦋 Changeset detected

Latest commit: 0a522d8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 16 packages
NameType
@workflow/buildersPatch
@workflow/nextPatch
@workflow/astroPatch
@workflow/cliPatch
@workflow/nestPatch
@workflow/nitroPatch
@workflow/rollupPatch
@workflow/sveltekitPatch
@workflow/vitePatch
@workflow/vitestPatch
workflowPatch
@workflow/world-testingPatch
@workflow/nuxtPatch
@workflow/corePatch
@workflow/web-sharedPatch
@workflow/webPatch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

@karthikscale3karthikscale3 left a comment

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Approved. I left one non-blocking test coverage suggestion inline.

expect(builderConfigs).toHaveLength(1);
expect(builderConfigs[0]).toMatchObject({
projectRoot: '/repo',
moduleSpecifierRoot: process.cwd(),

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Non-blocking: this verifies the config plumbing, but it would be stronger to add an end-to-end fixture where outputFileTracingRoot is the monorepo root, the Next app imports a workspace-package workflow, and the generated manifest/registry is asserted to use the package-form workflow ID. That would catch this split-brain ID regression if the plumbing changes again.

@TooTallNate
TooTallNate merged commit 7440244 into mainJun 17, 2026
192 of 196 checks passed
@TooTallNate
TooTallNate deleted the fix-next-workflow-module-specifier-root branch June 17, 2026 20:47
@github-actionsgithub-actionsBot mentioned this pull request Jun 17, 2026
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Backport to stable failed for 7440244 due to a workflow error (backport job run).

This is usually an infrastructure problem (e.g. the configured AI model could not be found, an AI Gateway error, or an opencode crash) rather than a merge conflict. Check the job logs linked above for details.

Once the underlying issue is fixed, re-run the Backport to stable workflow manually via workflow_dispatch and paste this commit SHA into the ref input:

744024458f44044c045fab188d46837347c3a998

github-actionsBot added a commit that referenced this pull request Jun 17, 2026
Signed-off-by: Nathan Rajlich <n@n8.io>
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Backport PR opened against stable: #2488. Merge conflicts were resolved by AI — please review carefully. (backport job run)

pranaygp added a commit that referenced this pull request Jun 18, 2026
…-hydration
* origin/main:
perf(core): lazy inline step start (save one world round-trip per step) (#2478)
perf(core): skip per-step events.list via inline event-log delta (#2475)
Version Packages (beta) (#2491)
[world-vercel] Honor hasMore flag from v4 list pagination endpoint (#2486)
Version Packages (beta) (#2451)
Fix Next workflow module specifier root (#2455)
[world-vercel] Send remoteRefBehavior=lazy on v4 metadata-only event listings (#2415)
[swc-plugin] Fix eager discovery for object property steps (#2484)
fix(web-shared): align attributes panel styling (#2483)
[web-shared] Auto-scroll trace viewer on J/K span navigation (#2366)
fix(web): render restarted step segment as solid gray, not running stripes (#2480)
fix(web-shared): use solid gray for queued trace segment (#2474)
Add trace viewer span markers for hooks and attributes (#2452)
test: support Vercel protection bypass secret in e2e headers (#2458)
fix(core): bump payload-compression cutoff to 5.0.0-beta.18 (#2470)
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
# Conflicts:
#	packages/core/src/runtime.ts
This was referenced Jun 18, 2026
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3 participants

@TooTallNate@ijjk@karthikscale3