MCP servers configured via CLI not discovered by CodePilot #42

Description

@gy212

Bug Description

CodePilot's Extensions page shows "No MCP servers configured" even when MCP servers are properly configured and connected via .

Environment: Windows 11

Steps to Reproduce

  1. Configure MCP servers via Claude Code CLI:

  2. Verify servers are connected in CLI:

  3. Open CodePilot, navigate to Extensions page

  4. Expected: See reactbits and shadcn servers listed

  5. Actual: Shows "No MCP servers configured"

Root Cause

Claude Code CLI (newer versions) stores MCP server configurations in an internal location that is not the mcpServers field in ~/.claude/settings.json. CodePilot's MCP API route (/api/plugins/mcp) only reads from settings.json, so it cannot find any CLI-configured servers.

Evidence:

  • claude mcp list → shows 2 servers, both Connected
  • claude mcp get reactbits → Scope: User config
  • ~/.claude/settings.json → no mcpServers field present
  • Searching entire ~/.claude/ directory → no file contains mcpServers

Impact

  • Extensions page always shows empty
  • MCP tools are not available during chat sessions
  • Users who configure MCP servers via the recommended CLI workflow cannot use them in CodePilot

Proposed Fix

  1. Add CLI discovery: Call claude mcp list to discover configured servers, parse the output, and cache results (60s TTL)
  2. Merge sources: Combine CLI-discovered servers with settings.json and .mcp.json configs (project > user > CLI priority)
  3. Pass to chat: Forward merged MCP config to streamClaude() so tools are available in conversations
  4. Protect settings: Change settings PUT handler to merge instead of overwrite, preventing CLI configs from being lost

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      , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all
       blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
      }
      } catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
      })();
      (function(){
      try {
      var __m = "github.com";
      var __re = new RegExp('^' + "github\\.com" + '
      
      Skip to content

      MCP servers configured via CLI not discovered by CodePilot #42

      Description

      @gy212

      Bug Description

      CodePilot's Extensions page shows "No MCP servers configured" even when MCP servers are properly configured and connected via .

      Environment: Windows 11

      Steps to Reproduce

      1. Configure MCP servers via Claude Code CLI:

      2. Verify servers are connected in CLI:

      3. Open CodePilot, navigate to Extensions page

      4. Expected: See reactbits and shadcn servers listed

      5. Actual: Shows "No MCP servers configured"

      Root Cause

      Claude Code CLI (newer versions) stores MCP server configurations in an internal location that is not the mcpServers field in ~/.claude/settings.json. CodePilot's MCP API route (/api/plugins/mcp) only reads from settings.json, so it cannot find any CLI-configured servers.

      Evidence:

      • claude mcp list → shows 2 servers, both Connected
      • claude mcp get reactbits → Scope: User config
      • ~/.claude/settings.json → no mcpServers field present
      • Searching entire ~/.claude/ directory → no file contains mcpServers

      Impact

      • Extensions page always shows empty
      • MCP tools are not available during chat sessions
      • Users who configure MCP servers via the recommended CLI workflow cannot use them in CodePilot

      Proposed Fix

      1. Add CLI discovery: Call claude mcp list to discover configured servers, parse the output, and cache results (60s TTL)
      2. Merge sources: Combine CLI-discovered servers with settings.json and .mcp.json configs (project > user > CLI priority)
      3. Pass to chat: Forward merged MCP config to streamClaude() so tools are available in conversations
      4. Protect settings: Change settings PUT handler to merge instead of overwrite, preventing CLI configs from being lost

      Metadata

      Metadata

      Assignees

      No one assigned

        Labels

        No labels
        No labels

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        No projects

          Milestone

          No milestone

          Relationships

          None yet

          Development

          No branches or pull requests

          Issue actions

          , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix"); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
          Skip to content

          MCP servers configured via CLI not discovered by CodePilot #42

          Description

          @gy212

          Bug Description

          CodePilot's Extensions page shows "No MCP servers configured" even when MCP servers are properly configured and connected via .

          Environment: Windows 11

          Steps to Reproduce

          1. Configure MCP servers via Claude Code CLI:

          2. Verify servers are connected in CLI:

          3. Open CodePilot, navigate to Extensions page

          4. Expected: See reactbits and shadcn servers listed

          5. Actual: Shows "No MCP servers configured"

          Root Cause

          Claude Code CLI (newer versions) stores MCP server configurations in an internal location that is not the mcpServers field in ~/.claude/settings.json. CodePilot's MCP API route (/api/plugins/mcp) only reads from settings.json, so it cannot find any CLI-configured servers.

          Evidence:

          • claude mcp list → shows 2 servers, both Connected
          • claude mcp get reactbits → Scope: User config
          • ~/.claude/settings.json → no mcpServers field present
          • Searching entire ~/.claude/ directory → no file contains mcpServers

          Impact

          • Extensions page always shows empty
          • MCP tools are not available during chat sessions
          • Users who configure MCP servers via the recommended CLI workflow cannot use them in CodePilot

          Proposed Fix

          1. Add CLI discovery: Call claude mcp list to discover configured servers, parse the output, and cache results (60s TTL)
          2. Merge sources: Combine CLI-discovered servers with settings.json and .mcp.json configs (project > user > CLI priority)
          3. Pass to chat: Forward merged MCP config to streamClaude() so tools are available in conversations
          4. Protect settings: Change settings PUT handler to merge instead of overwrite, preventing CLI configs from being lost

          Metadata

          Metadata

          Assignees

          No one assigned

            Labels

            No labels
            No labels

            Projects

            No projects

              Milestone

              No milestone

              Relationships

              None yet

              Development

              No branches or pull requests

              Issue actions

              , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms"); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
              Skip to content

              MCP servers configured via CLI not discovered by CodePilot #42

              Description

              @gy212

              Bug Description

              CodePilot's Extensions page shows "No MCP servers configured" even when MCP servers are properly configured and connected via .

              Environment: Windows 11

              Steps to Reproduce

              1. Configure MCP servers via Claude Code CLI:

              2. Verify servers are connected in CLI:

              3. Open CodePilot, navigate to Extensions page

              4. Expected: See reactbits and shadcn servers listed

              5. Actual: Shows "No MCP servers configured"

              Root Cause

              Claude Code CLI (newer versions) stores MCP server configurations in an internal location that is not the mcpServers field in ~/.claude/settings.json. CodePilot's MCP API route (/api/plugins/mcp) only reads from settings.json, so it cannot find any CLI-configured servers.

              Evidence:

              • claude mcp list → shows 2 servers, both Connected
              • claude mcp get reactbits → Scope: User config
              • ~/.claude/settings.json → no mcpServers field present
              • Searching entire ~/.claude/ directory → no file contains mcpServers

              Impact

              • Extensions page always shows empty
              • MCP tools are not available during chat sessions
              • Users who configure MCP servers via the recommended CLI workflow cannot use them in CodePilot

              Proposed Fix

              1. Add CLI discovery: Call claude mcp list to discover configured servers, parse the output, and cache results (60s TTL)
              2. Merge sources: Combine CLI-discovered servers with settings.json and .mcp.json configs (project > user > CLI priority)
              3. Pass to chat: Forward merged MCP config to streamClaude() so tools are available in conversations
              4. Protect settings: Change settings PUT handler to merge instead of overwrite, preventing CLI configs from being lost

              Metadata

              Metadata

              Assignees

              No one assigned

                Labels

                No labels
                No labels

                Projects

                No projects

                  Milestone

                  No milestone

                  Relationships

                  None yet

                  Development

                  No branches or pull requests

                  Issue actions

                  , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links"); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + '
                  Skip to content

                  MCP servers configured via CLI not discovered by CodePilot #42

                  Description

                  @gy212

                  Bug Description

                  CodePilot's Extensions page shows "No MCP servers configured" even when MCP servers are properly configured and connected via .

                  Environment: Windows 11

                  Steps to Reproduce

                  1. Configure MCP servers via Claude Code CLI:

                  2. Verify servers are connected in CLI:

                  3. Open CodePilot, navigate to Extensions page

                  4. Expected: See reactbits and shadcn servers listed

                  5. Actual: Shows "No MCP servers configured"

                  Root Cause

                  Claude Code CLI (newer versions) stores MCP server configurations in an internal location that is not the mcpServers field in ~/.claude/settings.json. CodePilot's MCP API route (/api/plugins/mcp) only reads from settings.json, so it cannot find any CLI-configured servers.

                  Evidence:

                  • claude mcp list → shows 2 servers, both Connected
                  • claude mcp get reactbits → Scope: User config
                  • ~/.claude/settings.json → no mcpServers field present
                  • Searching entire ~/.claude/ directory → no file contains mcpServers

                  Impact

                  • Extensions page always shows empty
                  • MCP tools are not available during chat sessions
                  • Users who configure MCP servers via the recommended CLI workflow cannot use them in CodePilot

                  Proposed Fix

                  1. Add CLI discovery: Call claude mcp list to discover configured servers, parse the output, and cache results (60s TTL)
                  2. Merge sources: Combine CLI-discovered servers with settings.json and .mcp.json configs (project > user > CLI priority)
                  3. Pass to chat: Forward merged MCP config to streamClaude() so tools are available in conversations
                  4. Protect settings: Change settings PUT handler to merge instead of overwrite, preventing CLI configs from being lost

                  Metadata

                  Metadata

                  Assignees

                  No one assigned

                    Labels

                    No labels
                    No labels

                    Projects

                    No projects

                      Milestone

                      No milestone

                      Relationships

                      None yet

                      Development

                      No branches or pull requests

                      Issue actions

                      , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default"); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
                      Skip to content

                      MCP servers configured via CLI not discovered by CodePilot #42

                      Description

                      @gy212

                      Bug Description

                      CodePilot's Extensions page shows "No MCP servers configured" even when MCP servers are properly configured and connected via .

                      Environment: Windows 11

                      Steps to Reproduce

                      1. Configure MCP servers via Claude Code CLI:

                      2. Verify servers are connected in CLI:

                      3. Open CodePilot, navigate to Extensions page

                      4. Expected: See reactbits and shadcn servers listed

                      5. Actual: Shows "No MCP servers configured"

                      Root Cause

                      Claude Code CLI (newer versions) stores MCP server configurations in an internal location that is not the mcpServers field in ~/.claude/settings.json. CodePilot's MCP API route (/api/plugins/mcp) only reads from settings.json, so it cannot find any CLI-configured servers.

                      Evidence:

                      • claude mcp list → shows 2 servers, both Connected
                      • claude mcp get reactbits → Scope: User config
                      • ~/.claude/settings.json → no mcpServers field present
                      • Searching entire ~/.claude/ directory → no file contains mcpServers

                      Impact

                      • Extensions page always shows empty
                      • MCP tools are not available during chat sessions
                      • Users who configure MCP servers via the recommended CLI workflow cannot use them in CodePilot

                      Proposed Fix

                      1. Add CLI discovery: Call claude mcp list to discover configured servers, parse the output, and cache results (60s TTL)
                      2. Merge sources: Combine CLI-discovered servers with settings.json and .mcp.json configs (project > user > CLI priority)
                      3. Pass to chat: Forward merged MCP config to streamClaude() so tools are available in conversations
                      4. Protect settings: Change settings PUT handler to merge instead of overwrite, preventing CLI configs from being lost

                      Metadata

                      Metadata

                      Assignees

                      No one assigned

                        Labels

                        No labels
                        No labels

                        Projects

                        No projects

                          Milestone

                          No milestone

                          Relationships

                          None yet

                          Development

                          No branches or pull requests

                          Issue actions

                          , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers"); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
                          Skip to content

                          MCP servers configured via CLI not discovered by CodePilot #42

                          Description

                          @gy212

                          Bug Description

                          CodePilot's Extensions page shows "No MCP servers configured" even when MCP servers are properly configured and connected via .

                          Environment: Windows 11

                          Steps to Reproduce

                          1. Configure MCP servers via Claude Code CLI:

                          2. Verify servers are connected in CLI:

                          3. Open CodePilot, navigate to Extensions page

                          4. Expected: See reactbits and shadcn servers listed

                          5. Actual: Shows "No MCP servers configured"

                          Root Cause

                          Claude Code CLI (newer versions) stores MCP server configurations in an internal location that is not the mcpServers field in ~/.claude/settings.json. CodePilot's MCP API route (/api/plugins/mcp) only reads from settings.json, so it cannot find any CLI-configured servers.

                          Evidence:

                          • claude mcp list → shows 2 servers, both Connected
                          • claude mcp get reactbits → Scope: User config
                          • ~/.claude/settings.json → no mcpServers field present
                          • Searching entire ~/.claude/ directory → no file contains mcpServers

                          Impact

                          • Extensions page always shows empty
                          • MCP tools are not available during chat sessions
                          • Users who configure MCP servers via the recommended CLI workflow cannot use them in CodePilot

                          Proposed Fix

                          1. Add CLI discovery: Call claude mcp list to discover configured servers, parse the output, and cache results (60s TTL)
                          2. Merge sources: Combine CLI-discovered servers with settings.json and .mcp.json configs (project > user > CLI priority)
                          3. Pass to chat: Forward merged MCP config to streamClaude() so tools are available in conversations
                          4. Protect settings: Change settings PUT handler to merge instead of overwrite, preventing CLI configs from being lost

                          Metadata

                          Metadata

                          Assignees

                          No one assigned

                            Labels

                            No labels
                            No labels

                            Projects

                            No projects

                              Milestone

                              No milestone

                              Relationships

                              None yet

                              Development

                              No branches or pull requests

                              Issue actions

                              , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode"); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })();
                              Skip to content

                              MCP servers configured via CLI not discovered by CodePilot #42

                              Description

                              @gy212

                              Bug Description

                              CodePilot's Extensions page shows "No MCP servers configured" even when MCP servers are properly configured and connected via .

                              Environment: Windows 11

                              Steps to Reproduce

                              1. Configure MCP servers via Claude Code CLI:

                              2. Verify servers are connected in CLI:

                              3. Open CodePilot, navigate to Extensions page

                              4. Expected: See reactbits and shadcn servers listed

                              5. Actual: Shows "No MCP servers configured"

                              Root Cause

                              Claude Code CLI (newer versions) stores MCP server configurations in an internal location that is not the mcpServers field in ~/.claude/settings.json. CodePilot's MCP API route (/api/plugins/mcp) only reads from settings.json, so it cannot find any CLI-configured servers.

                              Evidence:

                              • claude mcp list → shows 2 servers, both Connected
                              • claude mcp get reactbits → Scope: User config
                              • ~/.claude/settings.json → no mcpServers field present
                              • Searching entire ~/.claude/ directory → no file contains mcpServers

                              Impact

                              • Extensions page always shows empty
                              • MCP tools are not available during chat sessions
                              • Users who configure MCP servers via the recommended CLI workflow cannot use them in CodePilot

                              Proposed Fix

                              1. Add CLI discovery: Call claude mcp list to discover configured servers, parse the output, and cache results (60s TTL)
                              2. Merge sources: Combine CLI-discovered servers with settings.json and .mcp.json configs (project > user > CLI priority)
                              3. Pass to chat: Forward merged MCP config to streamClaude() so tools are available in conversations
                              4. Protect settings: Change settings PUT handler to merge instead of overwrite, preventing CLI configs from being lost

                              Metadata

                              Metadata

                              Assignees

                              No one assigned

                                Labels

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