refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)#706

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Merged
jesseturner21 merged 5 commits into from
Mar 27, 2026
Merged

refactor: rename agents to runtimes (schema, CLI flags, MCP bindings) #706

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f07b280
refactor(schema): rename 'agents' to 'runtimes' in AgentCoreProjectSpec
jesseturner21 Mar 27, 2026
05702a0
refactor(cli): rename --agent flags to --runtime across all commands
jesseturner21 Mar 27, 2026
ffd1bf0
refactor(schema): rename agentName to runtimeName in MCP bindings and…
jesseturner21 Mar 27, 2026
9a165c6
fix(integ): update add-remove-evaluator test to use --runtime flag
jesseturner21 Mar 27, 2026
20d0c04
Merge branch 'main' into rename-agents-to-runtimes
jesseturner21 Mar 27, 2026
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10 changes: 5 additions & 5 deletions docs/configuration.md
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Expand Up@@ -22,7 +22,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
{
"name": "MyProject",
"version": 1,
"agents": [
"runtimes": [
{
"type": "AgentCoreRuntime",
"name": "MyAgent",
Expand DownExpand Up@@ -76,7 +76,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
| `name` | Yes | Project name (1-23 chars, alphanumeric, starts with letter) |
| `version` | Yes | Schema version (integer, currently `1`) |
| `tags` | No | Project-level tags applied to all resources |
| `agents` | Yes | Array of agent specifications |
| `runtimes` | Yes | Array of agent specifications |
| `memories` | Yes | Array of memory resources |
| `credentials` | Yes | Array of credential providers (API key or OAuth) |
| `evaluators` | Yes | Array of custom evaluator definitions |
Expand DownExpand Up@@ -112,7 +112,7 @@ You can add additional project-level tags by editing the `tags` field in `agentc
"Team": "platform",
"CostCenter": "engineering"
},
"agents": [...],
"runtimes": [...],
"memories": [...]
}
```
Expand All@@ -132,7 +132,7 @@ resource-level value takes precedence for that specific resource.
"Environment": "production",
"Team": "platform"
},
"agents": [
"runtimes": [
{
"type": "AgentCoreRuntime",
"name": "MyAgent",
Expand All@@ -153,7 +153,7 @@ from project), and `Owner: alice` (resource-specific).

The following resource types support tags:

- **Agents** (`agents` array in `agentcore.json`)
- **Agents** (`runtimes` array in `agentcore.json`)
- **Memories** (`memories` array in `agentcore.json`)
- **Gateways** (`agentCoreGateways` array in `agentcore.json`)
- **Evaluators** (`evaluators` array in `agentcore.json`)
Expand Down
2 changes: 1 addition & 1 deletion e2e-tests/byo-custom-jwt.test.ts
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Expand Up@@ -146,7 +146,7 @@ describe.sequential('e2e: BYO agent with CUSTOM_JWT auth', () => {
// ── Patch agent with CUSTOM_JWT auth ──
const specPath = join(projectPath, 'agentcore', 'agentcore.json');
const spec = JSON.parse(await readFile(specPath, 'utf8'));
const agent = spec.agents[0];
const agent = spec.runtimes[0];
agent.authorizerType = 'CUSTOM_JWT';
agent.authorizerConfiguration = {
customJwtAuthorizer: {
Expand Down
8 changes: 4 additions & 4 deletions integ-tests/add-agent-auth.test.ts
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Expand Up@@ -54,7 +54,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {

// Verify config has authorizer fields
const config = await readProjectConfig(project.projectPath);
const agent = config.agents.find(a => a.name === agentName);
const agent = config.runtimes.find(a => a.name === agentName);
expect(agent, `Agent "${agentName}" should be in config`).toBeTruthy();
expect(agent!.authorizerType).toBe('CUSTOM_JWT');
expect(agent!.authorizerConfiguration).toBeDefined();
Expand DownExpand Up@@ -105,7 +105,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
expect(json.success).toBe(true);

const config = await readProjectConfig(project.projectPath);
const agent = config.agents.find(a => a.name === agent2);
const agent = config.runtimes.find(a => a.name === agent2);
expect(agent).toBeTruthy();
expect(agent!.authorizerType).toBe('CUSTOM_JWT');

Expand DownExpand Up@@ -152,7 +152,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

const config = await readProjectConfig(project.projectPath);
const agent = config.agents.find(a => a.name === agent3);
const agent = config.runtimes.find(a => a.name === agent3);
expect(agent).toBeTruthy();
// No authorizerType means AWS_IAM default
expect(agent!.authorizerType).toBeUndefined();
Expand DownExpand Up@@ -286,7 +286,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

const config = await readProjectConfig(project.projectPath);
const agent = config.agents.find(a => a.name === agent4);
const agent = config.runtimes.find(a => a.name === agent4);
expect(agent).toBeTruthy();

const jwt = agent!.authorizerConfiguration!.customJwtAuthorizer!;
Expand Down
22 changes: 4 additions & 18 deletions integ-tests/add-remove-evaluator.test.ts
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Expand Up@@ -55,20 +55,6 @@ describe('integration: add and remove evaluators and online eval configs', () =>
instructions,
'--json',
];
const addOnlineEvalArgs = [
Comment thread
notgitika marked this conversation as resolved.
'add',
'online-eval',
'--name',
configName,
'--agent',
project?.agentName,
'--evaluator',
evalName,
'--sampling-rate',
'50',
'--json',
];

it('adds an evaluator', async () => {
const json = await runSuccess(addEvalArgs, project.projectPath);
expect(json.evaluatorName).toBe(evalName);
Expand All@@ -90,7 +76,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
'online-eval',
'--name',
configName,
'--agent',
'--runtime',
project.agentName,
'--evaluator',
evalName,
Expand All@@ -115,7 +101,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
'online-eval',
'--name',
configName,
'--agent',
'--runtime',
project.agentName,
'--evaluator',
evalName,
Expand DownExpand Up@@ -193,7 +179,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>

it('rejects online eval with missing required flags', async () => {
const json = await runFailure(['add', 'online-eval', '--name', 'SomeConfig', '--json'], project.projectPath);
expect(json.error).toContain('--agent');
expect(json.error).toContain('--runtime');
});

it('rejects online eval with invalid sampling rate', async () => {
Expand All@@ -203,7 +189,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
'online-eval',
'--name',
'SomeConfig',
'--agent',
'--runtime',
project.agentName,
'--evaluator',
'SomeEval',
Expand Down
6 changes: 3 additions & 3 deletions integ-tests/create-frameworks.test.ts
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Expand Up@@ -57,7 +57,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

// Verify config has agent registered
const config = await readProjectConfig(json.projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
expect(agents).toBeDefined();
expect(agents.length).toBe(1);
expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -102,7 +102,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

// Verify config has agent registered
const config = await readProjectConfig(json.projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
expect(agents.length).toBe(1);
expect(agents[0]!.name).toBe(agentName);
});
Expand DownExpand Up@@ -143,7 +143,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

// Verify config has agent registered
const config = await readProjectConfig(json.projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
expect(agents.length).toBe(1);
expect(agents[0]!.name).toBe(agentName);
});
Expand Down
12 changes: 6 additions & 6 deletions integ-tests/create-protocols.test.ts
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Expand Up@@ -42,7 +42,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

// Verify config has protocol set to MCP
const config = await readProjectConfig(json.projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
expect(agents).toBeDefined();
expect(agents.length).toBe(1);
expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -87,7 +87,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

// Verify config has protocol set to A2A
const config = await readProjectConfig(json.projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
expect(agents.length).toBe(1);
expect(agents[0]!.protocol).toBe('A2A');
});
Expand DownExpand Up@@ -118,7 +118,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

// Verify config has explicit protocol: HTTP
const config = await readProjectConfig(json.projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
expect(agents.length).toBe(1);
expect(agents[0]!.protocol).toBe('HTTP');
});
Expand DownExpand Up@@ -175,7 +175,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
expect(json.success).toBe(true);

const config = await readProjectConfig(projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
const mcpAgent = agents.find(a => a.name === name);
expect(mcpAgent).toBeDefined();
expect(mcpAgent!.protocol).toBe('MCP');
Expand DownExpand Up@@ -209,7 +209,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
expect(json.success).toBe(true);

const config = await readProjectConfig(projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
const a2aAgent = agents.find(a => a.name === name);
expect(a2aAgent).toBeDefined();
expect(a2aAgent!.protocol).toBe('A2A');
Expand DownExpand Up@@ -241,7 +241,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
expect(json.success).toBe(true);

const config = await readProjectConfig(projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
const byoAgent = agents.find(a => a.name === name);
expect(byoAgent).toBeDefined();
expect(byoAgent!.protocol).toBe('MCP');
Expand Down
10 changes: 5 additions & 5 deletions integ-tests/lifecycle-config.test.ts
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Expand Up@@ -64,7 +64,7 @@ describe('integration: lifecycle configuration', () => {
expect(json.success).toBe(true);

const config = await readProjectConfig(json.projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
expect(agents.length).toBe(1);

const agent = agents[0]!;
Expand DownExpand Up@@ -101,7 +101,7 @@ describe('integration: lifecycle configuration', () => {
expect(json.success).toBe(true);

const config = await readProjectConfig(json.projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
const agent = agents[0]!;
const lifecycle = agent.lifecycleConfiguration as Record<string, unknown>;
expect(lifecycle).toBeDefined();
Expand DownExpand Up@@ -134,7 +134,7 @@ describe('integration: lifecycle configuration', () => {
expect(json.success).toBe(true);

const config = await readProjectConfig(json.projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
const agent = agents[0]!;
expect(agent.lifecycleConfiguration).toBeUndefined();
});
Expand DownExpand Up@@ -173,7 +173,7 @@ describe('integration: lifecycle configuration', () => {
expect(json.success).toBe(true);

const config = await readProjectConfig(projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
const agent = agents.find(a => a.name === name);
expect(agent).toBeDefined();
const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand DownExpand Up@@ -210,7 +210,7 @@ describe('integration: lifecycle configuration', () => {
expect(json.success).toBe(true);

const config = await readProjectConfig(projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
const agent = agents.find(a => a.name === name);
expect(agent).toBeDefined();
const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand Down
4 changes: 2 additions & 2 deletions integ-tests/tui/lifecycle-config.test.ts
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Expand Up@@ -189,7 +189,7 @@ describe('Create Flow: Lifecycle Configuration via TUI', () => {
if (projectDirName) {
const projectPath = join(parentDir, projectDirName);
const config = readAgentcoreJson(projectPath);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
expect(agents.length).toBeGreaterThan(0);

const agent = agents[0]!;
Expand DownExpand Up@@ -434,7 +434,7 @@ describe('Add Agent BYO Flow: Lifecycle Configuration via TUI', () => {

// Read the agentcore.json and verify lifecycle config
const config = readAgentcoreJson(projectDir.dir);
const agents = config.agents as Record<string, unknown>[];
const agents = config.runtimes as Record<string, unknown>[];
const agent = agents.find((a: Record<string, unknown>) => a.name === 'ByoLifecycle');
expect(agent, 'Agent should be in agentcore.json').toBeDefined();

Expand Down
6 changes: 3 additions & 3 deletions schemas/agentcore.schema.v1.json
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Expand Up@@ -35,7 +35,7 @@
"pattern": "^[\\p{L}\\p{N}\\s_.:/=+\\-@]*$"
}
},
"agents": {
"runtimes": {
"default": [],
"type": "array",
"items": {
Expand DownExpand Up@@ -1256,7 +1256,7 @@
"items": {
"type": "object",
"properties": {
"agentName": {
"runtimeName": {
"type": "string",
"minLength": 1
},
Expand All@@ -1267,7 +1267,7 @@
"pattern": "^[A-Za-z_][A-Za-z0-9_]*$"
}
},
"required": ["agentName", "envVarName"],
"required": ["runtimeName", "envVarName"],
"additionalProperties": false
}
}
Expand Down
2 changes: 1 addition & 1 deletion src/assets/__tests__/__snapshots__/assets.snapshot.test.ts.snap
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Expand Up@@ -377,7 +377,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
name: 'testproject',
version: 1,
managedBy: 'CDK' as const,
agents: [],
runtimes: [],
memories: [],
credentials: [],
evaluators: [],
Expand Down
2 changes: 1 addition & 1 deletion src/assets/cdk/test/cdk.test.ts
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Expand Up@@ -9,7 +9,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
name: 'testproject',
version: 1,
managedBy: 'CDK' as const,
agents: [],
runtimes: [],
memories: [],
credentials: [],
evaluators: [],
Expand Down
8 changes: 4 additions & 4 deletions src/cli/cloudformation/__tests__/outputs-extended.test.ts
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Expand Up@@ -159,7 +159,7 @@ describe('buildDeployedState', () => {

const state = buildDeployedState({ targetName: 'default', stackName: 'MyStack', agents, gateways: {} });
expect(state.targets.default).toBeDefined();
expect(state.targets.default!.resources?.agents).toEqual(agents);
expect(state.targets.default!.resources?.runtimes).toEqual(agents);
expect(state.targets.default!.resources?.stackName).toBe('MyStack');
});

Expand All@@ -168,7 +168,7 @@ describe('buildDeployedState', () => {
targets: {
prod: {
resources: {
agents: {
runtimes: {
ProdAgent: { runtimeId: 'rt-p', runtimeArn: 'arn:rt-p', roleArn: 'arn:role-p' },
},
stackName: 'ProdStack',
Expand DownExpand Up@@ -198,7 +198,7 @@ describe('buildDeployedState', () => {
const existing = {
targets: {
default: {
resources: { agents: {}, stackName: 'OldStack' },
resources: { runtimes: {}, stackName: 'OldStack' },
},
},
};
Expand DownExpand Up@@ -231,7 +231,7 @@ describe('buildDeployedState', () => {

it('handles empty agents record', () => {
const state = buildDeployedState({ targetName: 'default', stackName: 'Stack', agents: {}, gateways: {} });
expect(state.targets.default!.resources?.agents).toBeUndefined();
expect(state.targets.default!.resources?.runtimes).toBeUndefined();
});

it('includes evaluators in deployed state when provided', () => {
Expand Down
2 changes: 1 addition & 1 deletion src/cli/cloudformation/__tests__/outputs.test.ts
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Expand Up@@ -161,7 +161,7 @@ describe('buildDeployedState', () => {
it('omits agents field when agents is empty object', () => {
const result = buildDeployedState({ targetName: 'default', stackName: 'TestStack', agents: {}, gateways: {} });

expect(result.targets.default!.resources?.agents).toBeUndefined();
expect(result.targets.default!.resources?.runtimes).toBeUndefined();
});
});

Expand Down
2 changes: 1 addition & 1 deletion src/cli/cloudformation/outputs.ts
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Expand Up@@ -373,7 +373,7 @@ export function buildDeployedState(opts: BuildDeployedStateOptions): DeployedSta
} = opts;
const targetState: TargetDeployedState = {
resources: {
agents: Object.keys(agents).length > 0 ? agents : undefined,
runtimes: Object.keys(agents).length > 0 ? agents : undefined,
memories: memories && Object.keys(memories).length > 0 ? memories : undefined,
policyEngines: policyEngines && Object.keys(policyEngines).length > 0 ? policyEngines : undefined,
policies: policies && Object.keys(policies).length > 0 ? policies : undefined,
Expand Down
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refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)#706

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 Merged

jesseturner21
merged 5 commits into

from

Mar 27, 2026
 Merged


refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)
#706
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f07b280

refactor(schema): rename 'agents' to 'runtimes' in AgentCoreProjectSpec


jesseturner21 Mar 27, 2026
05702a0

refactor(cli): rename --agent flags to --runtime across all commands


jesseturner21 Mar 27, 2026
ffd1bf0

refactor(schema): rename agentName to runtimeName in MCP bindings and…


jesseturner21 Mar 27, 2026
9a165c6

fix(integ): update add-remove-evaluator test to use --runtime flag


jesseturner21 Mar 27, 2026
20d0c04

Merge branch 'main' into rename-agents-to-runtimes


jesseturner21 Mar 27, 2026

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10 changes: 5 additions & 5 deletions
docs/configuration.md

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Original file line numberDiff line numberDiff line change
Expand Up@@ -22,7 +22,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
{
 "name": "MyProject",
 "version": 1,
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand DownExpand Up@@ -76,7 +76,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
| `name` | Yes | Project name (1-23 chars, alphanumeric, starts with letter) |
| `version` | Yes | Schema version (integer, currently `1`) |
| `tags` | No | Project-level tags applied to all resources |
| `agents`  | Yes | Array of agent specifications |
| `runtimes` | Yes | Array of agent specifications |
| `memories` | Yes | Array of memory resources |
| `credentials` | Yes | Array of credential providers (API key or OAuth) |
| `evaluators` | Yes | Array of custom evaluator definitions |
Expand DownExpand Up@@ -112,7 +112,7 @@ You can add additional project-level tags by editing the `tags` field in `agentc
 "Team": "platform",
 "CostCenter": "engineering"
 },
 "agents": [...],
 "runtimes": [...],
 "memories": [...]
}
```
Expand All@@ -132,7 +132,7 @@ resource-level value takes precedence for that specific resource.
 "Environment": "production",
 "Team": "platform"
 },
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand All@@ -153,7 +153,7 @@ from project), and `Owner: alice` (resource-specific).

The following resource types support tags:

- **Agents** (`agents` array in `agentcore.json`)
- **Agents** (`runtimes` array in `agentcore.json`)
- **Memories** (`memories` array in `agentcore.json`)
- **Gateways** (`agentCoreGateways` array in `agentcore.json`)
- **Evaluators** (`evaluators` array in `agentcore.json`)
Expand Down

2 changes: 1 addition & 1 deletion
e2e-tests/byo-custom-jwt.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -146,7 +146,7 @@ describe.sequential('e2e: BYO agent with CUSTOM_JWT auth', () => {
 // ── Patch agent with CUSTOM_JWT auth ──
 const specPath = join(projectPath, 'agentcore', 'agentcore.json');
 const spec = JSON.parse(await readFile(specPath, 'utf8'));
 const agent = spec.agents[0];
 const agent = spec.runtimes[0];
 agent.authorizerType = 'CUSTOM_JWT';
 agent.authorizerConfiguration = {
 customJwtAuthorizer: {
Expand Down

8 changes: 4 additions & 4 deletions
integ-tests/add-agent-auth.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -54,7 +54,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {

 // Verify config has authorizer fields
 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agentName);
 const agent = config.runtimes.find(a => a.name === agentName);
 expect(agent, `Agent "${agentName}" should be in config`).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');
 expect(agent!.authorizerConfiguration).toBeDefined();
Expand DownExpand Up@@ -105,7 +105,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent2);
 const agent = config.runtimes.find(a => a.name === agent2);
 expect(agent).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');

Expand DownExpand Up@@ -152,7 +152,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent3);
 const agent = config.runtimes.find(a => a.name === agent3);
 expect(agent).toBeTruthy();
 // No authorizerType means AWS_IAM default
 expect(agent!.authorizerType).toBeUndefined();
Expand DownExpand Up@@ -286,7 +286,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent4);
 const agent = config.runtimes.find(a => a.name === agent4);
 expect(agent).toBeTruthy();

 const jwt = agent!.authorizerConfiguration!.customJwtAuthorizer!;
Expand Down

22 changes: 4 additions & 18 deletions
integ-tests/add-remove-evaluator.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -55,20 +55,6 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 instructions,
 '--json',
 ];
 const addOnlineEvalArgs = [
Comment thread
notgitika marked this conversation as resolved.

 'add',
 'online-eval',
 '--name',
 configName,
 '--agent',
 project?.agentName,
 '--evaluator',
 evalName,
 '--sampling-rate',
 '50',
 '--json',
 ];

 it('adds an evaluator', async () => {
 const json = await runSuccess(addEvalArgs, project.projectPath);
 expect(json.evaluatorName).toBe(evalName);
Expand All@@ -90,7 +76,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand All@@ -115,7 +101,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand DownExpand Up@@ -193,7 +179,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>

 it('rejects online eval with missing required flags', async () => {
 const json = await runFailure(['add', 'online-eval', '--name', 'SomeConfig', '--json'], project.projectPath);
 expect(json.error).toContain('--agent');
 expect(json.error).toContain('--runtime');
 });

 it('rejects online eval with invalid sampling rate', async () => {
Expand All@@ -203,7 +189,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 'SomeConfig',
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 'SomeEval',
Expand Down

6 changes: 3 additions & 3 deletions
integ-tests/create-frameworks.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -57,7 +57,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -102,7 +102,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand DownExpand Up@@ -143,7 +143,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand Down

12 changes: 6 additions & 6 deletions
integ-tests/create-protocols.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -42,7 +42,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to MCP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -87,7 +87,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to A2A
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('A2A');
 });
Expand DownExpand Up@@ -118,7 +118,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has explicit protocol: HTTP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('HTTP');
 });
Expand DownExpand Up@@ -175,7 +175,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const mcpAgent = agents.find(a => a.name === name);
 expect(mcpAgent).toBeDefined();
 expect(mcpAgent!.protocol).toBe('MCP');
Expand DownExpand Up@@ -209,7 +209,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const a2aAgent = agents.find(a => a.name === name);
 expect(a2aAgent).toBeDefined();
 expect(a2aAgent!.protocol).toBe('A2A');
Expand DownExpand Up@@ -241,7 +241,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const byoAgent = agents.find(a => a.name === name);
 expect(byoAgent).toBeDefined();
 expect(byoAgent!.protocol).toBe('MCP');
Expand Down

10 changes: 5 additions & 5 deletions
integ-tests/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -64,7 +64,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);

 const agent = agents[0]!;
Expand DownExpand Up@@ -101,7 +101,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 const lifecycle = agent.lifecycleConfiguration as Record<string, unknown>;
 expect(lifecycle).toBeDefined();
Expand DownExpand Up@@ -134,7 +134,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 expect(agent.lifecycleConfiguration).toBeUndefined();
 });
Expand DownExpand Up@@ -173,7 +173,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand DownExpand Up@@ -210,7 +210,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand Down

4 changes: 2 additions & 2 deletions
integ-tests/tui/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -189,7 +189,7 @@ describe('Create Flow: Lifecycle Configuration via TUI', () => {
 if (projectDirName) {
 const projectPath = join(parentDir, projectDirName);
 const config = readAgentcoreJson(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBeGreaterThan(0);

 const agent = agents[0]!;
Expand DownExpand Up@@ -434,7 +434,7 @@ describe('Add Agent BYO Flow: Lifecycle Configuration via TUI', () => {

 // Read the agentcore.json and verify lifecycle config
 const config = readAgentcoreJson(projectDir.dir);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find((a: Record<string, unknown>) => a.name === 'ByoLifecycle');
 expect(agent, 'Agent should be in agentcore.json').toBeDefined();

Expand Down

6 changes: 3 additions & 3 deletions
schemas/agentcore.schema.v1.json

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Original file line numberDiff line numberDiff line change
Expand Up@@ -35,7 +35,7 @@
 "pattern": "^[\\p{L}\\p{N}\\s_.:/=+\\-@]*$"
 }
 },
 "agents": {
 "runtimes": {
 "default": [],
 "type": "array",
 "items": {
Expand DownExpand Up@@ -1256,7 +1256,7 @@
 "items": {
 "type": "object",
 "properties": {
 "agentName": {
 "runtimeName": {
 "type": "string",
 "minLength": 1
 },
Expand All@@ -1267,7 +1267,7 @@
 "pattern": "^[A-Za-z_][A-Za-z0-9_]*$"
 }
 },
 "required": ["agentName", "envVarName"],
 "required": ["runtimeName", "envVarName"],
 "additionalProperties": false
 }
 }
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/__tests__/__snapshots__/assets.snapshot.test.ts.snap

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Original file line numberDiff line numberDiff line change
Expand Up@@ -377,7 +377,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/cdk/test/cdk.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

8 changes: 4 additions & 4 deletions
src/cli/cloudformation/__tests__/outputs-extended.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -159,7 +159,7 @@ describe('buildDeployedState', () => {

 const state = buildDeployedState({ targetName: 'default', stackName: 'MyStack', agents, gateways: {} });
 expect(state.targets.default).toBeDefined();
 expect(state.targets.default!.resources?.agents).toEqual(agents);
 expect(state.targets.default!.resources?.runtimes).toEqual(agents);
 expect(state.targets.default!.resources?.stackName).toBe('MyStack');
 });

Expand All@@ -168,7 +168,7 @@ describe('buildDeployedState', () => {
 targets: {
 prod: {
 resources: {
agents: {
runtimes: {
 ProdAgent: { runtimeId: 'rt-p', runtimeArn: 'arn:rt-p', roleArn: 'arn:role-p' },
 },
 stackName: 'ProdStack',
Expand DownExpand Up@@ -198,7 +198,7 @@ describe('buildDeployedState', () => {
 const existing = {
 targets: {
 default: {
 resources: { agents: {}, stackName: 'OldStack' },
 resources: { runtimes: {}, stackName: 'OldStack' },
 },
 },
 };
Expand DownExpand Up@@ -231,7 +231,7 @@ describe('buildDeployedState', () => {

 it('handles empty agents record', () => {
 const state = buildDeployedState({ targetName: 'default', stackName: 'Stack', agents: {}, gateways: {} });
 expect(state.targets.default!.resources?.agents).toBeUndefined();
 expect(state.targets.default!.resources?.runtimes).toBeUndefined();
 });

 it('includes evaluators in deployed state when provided', () => {
Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/__tests__/outputs.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -161,7 +161,7 @@ describe('buildDeployedState', () => {
 it('omits agents field when agents is empty object', () => {
 const result = buildDeployedState({ targetName: 'default', stackName: 'TestStack', agents: {}, gateways: {} });

 expect(result.targets.default!.resources?.agents).toBeUndefined();
 expect(result.targets.default!.resources?.runtimes).toBeUndefined();
 });
});

Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/outputs.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -373,7 +373,7 @@ export function buildDeployedState(opts: BuildDeployedStateOptions): DeployedSta
 } = opts;
 const targetState: TargetDeployedState = {
 resources: {
agents: Object.keys(agents).length > 0 ? agents : undefined,
runtimes: Object.keys(agents).length > 0 ? agents : undefined,
 memories: memories && Object.keys(memories).length > 0 ? memories : undefined,
 policyEngines: policyEngines && Object.keys(policyEngines).length > 0 ? policyEngines : undefined,
 policies: policies && Object.keys(policies).length > 0 ? policies : undefined,
Expand Down
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, '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('^' + ".*" + '

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refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)#706

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jesseturner21
merged 5 commits into

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Mar 27, 2026
 Merged


refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)
#706
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f07b280

refactor(schema): rename 'agents' to 'runtimes' in AgentCoreProjectSpec


jesseturner21 Mar 27, 2026
05702a0

refactor(cli): rename --agent flags to --runtime across all commands


jesseturner21 Mar 27, 2026
ffd1bf0

refactor(schema): rename agentName to runtimeName in MCP bindings and…


jesseturner21 Mar 27, 2026
9a165c6

fix(integ): update add-remove-evaluator test to use --runtime flag


jesseturner21 Mar 27, 2026
20d0c04

Merge branch 'main' into rename-agents-to-runtimes


jesseturner21 Mar 27, 2026

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10 changes: 5 additions & 5 deletions
docs/configuration.md

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Original file line numberDiff line numberDiff line change
Expand Up@@ -22,7 +22,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
{
 "name": "MyProject",
 "version": 1,
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand DownExpand Up@@ -76,7 +76,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
| `name` | Yes | Project name (1-23 chars, alphanumeric, starts with letter) |
| `version` | Yes | Schema version (integer, currently `1`) |
| `tags` | No | Project-level tags applied to all resources |
| `agents`  | Yes | Array of agent specifications |
| `runtimes` | Yes | Array of agent specifications |
| `memories` | Yes | Array of memory resources |
| `credentials` | Yes | Array of credential providers (API key or OAuth) |
| `evaluators` | Yes | Array of custom evaluator definitions |
Expand DownExpand Up@@ -112,7 +112,7 @@ You can add additional project-level tags by editing the `tags` field in `agentc
 "Team": "platform",
 "CostCenter": "engineering"
 },
 "agents": [...],
 "runtimes": [...],
 "memories": [...]
}
```
Expand All@@ -132,7 +132,7 @@ resource-level value takes precedence for that specific resource.
 "Environment": "production",
 "Team": "platform"
 },
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand All@@ -153,7 +153,7 @@ from project), and `Owner: alice` (resource-specific).

The following resource types support tags:

- **Agents** (`agents` array in `agentcore.json`)
- **Agents** (`runtimes` array in `agentcore.json`)
- **Memories** (`memories` array in `agentcore.json`)
- **Gateways** (`agentCoreGateways` array in `agentcore.json`)
- **Evaluators** (`evaluators` array in `agentcore.json`)
Expand Down

2 changes: 1 addition & 1 deletion
e2e-tests/byo-custom-jwt.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -146,7 +146,7 @@ describe.sequential('e2e: BYO agent with CUSTOM_JWT auth', () => {
 // ── Patch agent with CUSTOM_JWT auth ──
 const specPath = join(projectPath, 'agentcore', 'agentcore.json');
 const spec = JSON.parse(await readFile(specPath, 'utf8'));
 const agent = spec.agents[0];
 const agent = spec.runtimes[0];
 agent.authorizerType = 'CUSTOM_JWT';
 agent.authorizerConfiguration = {
 customJwtAuthorizer: {
Expand Down

8 changes: 4 additions & 4 deletions
integ-tests/add-agent-auth.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -54,7 +54,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {

 // Verify config has authorizer fields
 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agentName);
 const agent = config.runtimes.find(a => a.name === agentName);
 expect(agent, `Agent "${agentName}" should be in config`).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');
 expect(agent!.authorizerConfiguration).toBeDefined();
Expand DownExpand Up@@ -105,7 +105,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent2);
 const agent = config.runtimes.find(a => a.name === agent2);
 expect(agent).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');

Expand DownExpand Up@@ -152,7 +152,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent3);
 const agent = config.runtimes.find(a => a.name === agent3);
 expect(agent).toBeTruthy();
 // No authorizerType means AWS_IAM default
 expect(agent!.authorizerType).toBeUndefined();
Expand DownExpand Up@@ -286,7 +286,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent4);
 const agent = config.runtimes.find(a => a.name === agent4);
 expect(agent).toBeTruthy();

 const jwt = agent!.authorizerConfiguration!.customJwtAuthorizer!;
Expand Down

22 changes: 4 additions & 18 deletions
integ-tests/add-remove-evaluator.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -55,20 +55,6 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 instructions,
 '--json',
 ];
 const addOnlineEvalArgs = [
Comment thread
notgitika marked this conversation as resolved.

 'add',
 'online-eval',
 '--name',
 configName,
 '--agent',
 project?.agentName,
 '--evaluator',
 evalName,
 '--sampling-rate',
 '50',
 '--json',
 ];

 it('adds an evaluator', async () => {
 const json = await runSuccess(addEvalArgs, project.projectPath);
 expect(json.evaluatorName).toBe(evalName);
Expand All@@ -90,7 +76,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand All@@ -115,7 +101,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand DownExpand Up@@ -193,7 +179,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>

 it('rejects online eval with missing required flags', async () => {
 const json = await runFailure(['add', 'online-eval', '--name', 'SomeConfig', '--json'], project.projectPath);
 expect(json.error).toContain('--agent');
 expect(json.error).toContain('--runtime');
 });

 it('rejects online eval with invalid sampling rate', async () => {
Expand All@@ -203,7 +189,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 'SomeConfig',
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 'SomeEval',
Expand Down

6 changes: 3 additions & 3 deletions
integ-tests/create-frameworks.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -57,7 +57,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -102,7 +102,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand DownExpand Up@@ -143,7 +143,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand Down

12 changes: 6 additions & 6 deletions
integ-tests/create-protocols.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -42,7 +42,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to MCP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -87,7 +87,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to A2A
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('A2A');
 });
Expand DownExpand Up@@ -118,7 +118,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has explicit protocol: HTTP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('HTTP');
 });
Expand DownExpand Up@@ -175,7 +175,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const mcpAgent = agents.find(a => a.name === name);
 expect(mcpAgent).toBeDefined();
 expect(mcpAgent!.protocol).toBe('MCP');
Expand DownExpand Up@@ -209,7 +209,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const a2aAgent = agents.find(a => a.name === name);
 expect(a2aAgent).toBeDefined();
 expect(a2aAgent!.protocol).toBe('A2A');
Expand DownExpand Up@@ -241,7 +241,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const byoAgent = agents.find(a => a.name === name);
 expect(byoAgent).toBeDefined();
 expect(byoAgent!.protocol).toBe('MCP');
Expand Down

10 changes: 5 additions & 5 deletions
integ-tests/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -64,7 +64,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);

 const agent = agents[0]!;
Expand DownExpand Up@@ -101,7 +101,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 const lifecycle = agent.lifecycleConfiguration as Record<string, unknown>;
 expect(lifecycle).toBeDefined();
Expand DownExpand Up@@ -134,7 +134,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 expect(agent.lifecycleConfiguration).toBeUndefined();
 });
Expand DownExpand Up@@ -173,7 +173,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand DownExpand Up@@ -210,7 +210,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand Down

4 changes: 2 additions & 2 deletions
integ-tests/tui/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -189,7 +189,7 @@ describe('Create Flow: Lifecycle Configuration via TUI', () => {
 if (projectDirName) {
 const projectPath = join(parentDir, projectDirName);
 const config = readAgentcoreJson(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBeGreaterThan(0);

 const agent = agents[0]!;
Expand DownExpand Up@@ -434,7 +434,7 @@ describe('Add Agent BYO Flow: Lifecycle Configuration via TUI', () => {

 // Read the agentcore.json and verify lifecycle config
 const config = readAgentcoreJson(projectDir.dir);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find((a: Record<string, unknown>) => a.name === 'ByoLifecycle');
 expect(agent, 'Agent should be in agentcore.json').toBeDefined();

Expand Down

6 changes: 3 additions & 3 deletions
schemas/agentcore.schema.v1.json

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Original file line numberDiff line numberDiff line change
Expand Up@@ -35,7 +35,7 @@
 "pattern": "^[\\p{L}\\p{N}\\s_.:/=+\\-@]*$"
 }
 },
 "agents": {
 "runtimes": {
 "default": [],
 "type": "array",
 "items": {
Expand DownExpand Up@@ -1256,7 +1256,7 @@
 "items": {
 "type": "object",
 "properties": {
 "agentName": {
 "runtimeName": {
 "type": "string",
 "minLength": 1
 },
Expand All@@ -1267,7 +1267,7 @@
 "pattern": "^[A-Za-z_][A-Za-z0-9_]*$"
 }
 },
 "required": ["agentName", "envVarName"],
 "required": ["runtimeName", "envVarName"],
 "additionalProperties": false
 }
 }
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/__tests__/__snapshots__/assets.snapshot.test.ts.snap

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Original file line numberDiff line numberDiff line change
Expand Up@@ -377,7 +377,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/cdk/test/cdk.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

8 changes: 4 additions & 4 deletions
src/cli/cloudformation/__tests__/outputs-extended.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -159,7 +159,7 @@ describe('buildDeployedState', () => {

 const state = buildDeployedState({ targetName: 'default', stackName: 'MyStack', agents, gateways: {} });
 expect(state.targets.default).toBeDefined();
 expect(state.targets.default!.resources?.agents).toEqual(agents);
 expect(state.targets.default!.resources?.runtimes).toEqual(agents);
 expect(state.targets.default!.resources?.stackName).toBe('MyStack');
 });

Expand All@@ -168,7 +168,7 @@ describe('buildDeployedState', () => {
 targets: {
 prod: {
 resources: {
agents: {
runtimes: {
 ProdAgent: { runtimeId: 'rt-p', runtimeArn: 'arn:rt-p', roleArn: 'arn:role-p' },
 },
 stackName: 'ProdStack',
Expand DownExpand Up@@ -198,7 +198,7 @@ describe('buildDeployedState', () => {
 const existing = {
 targets: {
 default: {
 resources: { agents: {}, stackName: 'OldStack' },
 resources: { runtimes: {}, stackName: 'OldStack' },
 },
 },
 };
Expand DownExpand Up@@ -231,7 +231,7 @@ describe('buildDeployedState', () => {

 it('handles empty agents record', () => {
 const state = buildDeployedState({ targetName: 'default', stackName: 'Stack', agents: {}, gateways: {} });
 expect(state.targets.default!.resources?.agents).toBeUndefined();
 expect(state.targets.default!.resources?.runtimes).toBeUndefined();
 });

 it('includes evaluators in deployed state when provided', () => {
Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/__tests__/outputs.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -161,7 +161,7 @@ describe('buildDeployedState', () => {
 it('omits agents field when agents is empty object', () => {
 const result = buildDeployedState({ targetName: 'default', stackName: 'TestStack', agents: {}, gateways: {} });

 expect(result.targets.default!.resources?.agents).toBeUndefined();
 expect(result.targets.default!.resources?.runtimes).toBeUndefined();
 });
});

Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/outputs.ts

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Expand Up@@ -373,7 +373,7 @@ export function buildDeployedState(opts: BuildDeployedStateOptions): DeployedSta
 } = opts;
 const targetState: TargetDeployedState = {
 resources: {
agents: Object.keys(agents).length > 0 ? agents : undefined,
runtimes: Object.keys(agents).length > 0 ? agents : undefined,
 memories: memories && Object.keys(memories).length > 0 ? memories : undefined,
 policyEngines: policyEngines && Object.keys(policyEngines).length > 0 ? policyEngines : undefined,
 policies: policies && Object.keys(policies).length > 0 ? policies : undefined,
Expand Down
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, '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('^' + ".*" + '

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refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)#706

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jesseturner21
merged 5 commits into

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Mar 27, 2026
 Merged


refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)
#706
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f07b280

refactor(schema): rename 'agents' to 'runtimes' in AgentCoreProjectSpec


jesseturner21 Mar 27, 2026
05702a0

refactor(cli): rename --agent flags to --runtime across all commands


jesseturner21 Mar 27, 2026
ffd1bf0

refactor(schema): rename agentName to runtimeName in MCP bindings and…


jesseturner21 Mar 27, 2026
9a165c6

fix(integ): update add-remove-evaluator test to use --runtime flag


jesseturner21 Mar 27, 2026
20d0c04

Merge branch 'main' into rename-agents-to-runtimes


jesseturner21 Mar 27, 2026

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10 changes: 5 additions & 5 deletions
docs/configuration.md

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Original file line numberDiff line numberDiff line change
Expand Up@@ -22,7 +22,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
{
 "name": "MyProject",
 "version": 1,
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand DownExpand Up@@ -76,7 +76,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
| `name` | Yes | Project name (1-23 chars, alphanumeric, starts with letter) |
| `version` | Yes | Schema version (integer, currently `1`) |
| `tags` | No | Project-level tags applied to all resources |
| `agents`  | Yes | Array of agent specifications |
| `runtimes` | Yes | Array of agent specifications |
| `memories` | Yes | Array of memory resources |
| `credentials` | Yes | Array of credential providers (API key or OAuth) |
| `evaluators` | Yes | Array of custom evaluator definitions |
Expand DownExpand Up@@ -112,7 +112,7 @@ You can add additional project-level tags by editing the `tags` field in `agentc
 "Team": "platform",
 "CostCenter": "engineering"
 },
 "agents": [...],
 "runtimes": [...],
 "memories": [...]
}
```
Expand All@@ -132,7 +132,7 @@ resource-level value takes precedence for that specific resource.
 "Environment": "production",
 "Team": "platform"
 },
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand All@@ -153,7 +153,7 @@ from project), and `Owner: alice` (resource-specific).

The following resource types support tags:

- **Agents** (`agents` array in `agentcore.json`)
- **Agents** (`runtimes` array in `agentcore.json`)
- **Memories** (`memories` array in `agentcore.json`)
- **Gateways** (`agentCoreGateways` array in `agentcore.json`)
- **Evaluators** (`evaluators` array in `agentcore.json`)
Expand Down

2 changes: 1 addition & 1 deletion
e2e-tests/byo-custom-jwt.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -146,7 +146,7 @@ describe.sequential('e2e: BYO agent with CUSTOM_JWT auth', () => {
 // ── Patch agent with CUSTOM_JWT auth ──
 const specPath = join(projectPath, 'agentcore', 'agentcore.json');
 const spec = JSON.parse(await readFile(specPath, 'utf8'));
 const agent = spec.agents[0];
 const agent = spec.runtimes[0];
 agent.authorizerType = 'CUSTOM_JWT';
 agent.authorizerConfiguration = {
 customJwtAuthorizer: {
Expand Down

8 changes: 4 additions & 4 deletions
integ-tests/add-agent-auth.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -54,7 +54,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {

 // Verify config has authorizer fields
 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agentName);
 const agent = config.runtimes.find(a => a.name === agentName);
 expect(agent, `Agent "${agentName}" should be in config`).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');
 expect(agent!.authorizerConfiguration).toBeDefined();
Expand DownExpand Up@@ -105,7 +105,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent2);
 const agent = config.runtimes.find(a => a.name === agent2);
 expect(agent).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');

Expand DownExpand Up@@ -152,7 +152,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent3);
 const agent = config.runtimes.find(a => a.name === agent3);
 expect(agent).toBeTruthy();
 // No authorizerType means AWS_IAM default
 expect(agent!.authorizerType).toBeUndefined();
Expand DownExpand Up@@ -286,7 +286,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent4);
 const agent = config.runtimes.find(a => a.name === agent4);
 expect(agent).toBeTruthy();

 const jwt = agent!.authorizerConfiguration!.customJwtAuthorizer!;
Expand Down

22 changes: 4 additions & 18 deletions
integ-tests/add-remove-evaluator.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -55,20 +55,6 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 instructions,
 '--json',
 ];
 const addOnlineEvalArgs = [
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 'add',
 'online-eval',
 '--name',
 configName,
 '--agent',
 project?.agentName,
 '--evaluator',
 evalName,
 '--sampling-rate',
 '50',
 '--json',
 ];

 it('adds an evaluator', async () => {
 const json = await runSuccess(addEvalArgs, project.projectPath);
 expect(json.evaluatorName).toBe(evalName);
Expand All@@ -90,7 +76,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand All@@ -115,7 +101,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand DownExpand Up@@ -193,7 +179,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>

 it('rejects online eval with missing required flags', async () => {
 const json = await runFailure(['add', 'online-eval', '--name', 'SomeConfig', '--json'], project.projectPath);
 expect(json.error).toContain('--agent');
 expect(json.error).toContain('--runtime');
 });

 it('rejects online eval with invalid sampling rate', async () => {
Expand All@@ -203,7 +189,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 'SomeConfig',
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 'SomeEval',
Expand Down

6 changes: 3 additions & 3 deletions
integ-tests/create-frameworks.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -57,7 +57,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -102,7 +102,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand DownExpand Up@@ -143,7 +143,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand Down

12 changes: 6 additions & 6 deletions
integ-tests/create-protocols.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -42,7 +42,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to MCP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -87,7 +87,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to A2A
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('A2A');
 });
Expand DownExpand Up@@ -118,7 +118,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has explicit protocol: HTTP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('HTTP');
 });
Expand DownExpand Up@@ -175,7 +175,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const mcpAgent = agents.find(a => a.name === name);
 expect(mcpAgent).toBeDefined();
 expect(mcpAgent!.protocol).toBe('MCP');
Expand DownExpand Up@@ -209,7 +209,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const a2aAgent = agents.find(a => a.name === name);
 expect(a2aAgent).toBeDefined();
 expect(a2aAgent!.protocol).toBe('A2A');
Expand DownExpand Up@@ -241,7 +241,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const byoAgent = agents.find(a => a.name === name);
 expect(byoAgent).toBeDefined();
 expect(byoAgent!.protocol).toBe('MCP');
Expand Down

10 changes: 5 additions & 5 deletions
integ-tests/lifecycle-config.test.ts

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Expand Up@@ -64,7 +64,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);

 const agent = agents[0]!;
Expand DownExpand Up@@ -101,7 +101,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 const lifecycle = agent.lifecycleConfiguration as Record<string, unknown>;
 expect(lifecycle).toBeDefined();
Expand DownExpand Up@@ -134,7 +134,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 expect(agent.lifecycleConfiguration).toBeUndefined();
 });
Expand DownExpand Up@@ -173,7 +173,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand DownExpand Up@@ -210,7 +210,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand Down

4 changes: 2 additions & 2 deletions
integ-tests/tui/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -189,7 +189,7 @@ describe('Create Flow: Lifecycle Configuration via TUI', () => {
 if (projectDirName) {
 const projectPath = join(parentDir, projectDirName);
 const config = readAgentcoreJson(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBeGreaterThan(0);

 const agent = agents[0]!;
Expand DownExpand Up@@ -434,7 +434,7 @@ describe('Add Agent BYO Flow: Lifecycle Configuration via TUI', () => {

 // Read the agentcore.json and verify lifecycle config
 const config = readAgentcoreJson(projectDir.dir);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find((a: Record<string, unknown>) => a.name === 'ByoLifecycle');
 expect(agent, 'Agent should be in agentcore.json').toBeDefined();

Expand Down

6 changes: 3 additions & 3 deletions
schemas/agentcore.schema.v1.json

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Original file line numberDiff line numberDiff line change
Expand Up@@ -35,7 +35,7 @@
 "pattern": "^[\\p{L}\\p{N}\\s_.:/=+\\-@]*$"
 }
 },
 "agents": {
 "runtimes": {
 "default": [],
 "type": "array",
 "items": {
Expand DownExpand Up@@ -1256,7 +1256,7 @@
 "items": {
 "type": "object",
 "properties": {
 "agentName": {
 "runtimeName": {
 "type": "string",
 "minLength": 1
 },
Expand All@@ -1267,7 +1267,7 @@
 "pattern": "^[A-Za-z_][A-Za-z0-9_]*$"
 }
 },
 "required": ["agentName", "envVarName"],
 "required": ["runtimeName", "envVarName"],
 "additionalProperties": false
 }
 }
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/__tests__/__snapshots__/assets.snapshot.test.ts.snap

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Original file line numberDiff line numberDiff line change
Expand Up@@ -377,7 +377,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/cdk/test/cdk.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

8 changes: 4 additions & 4 deletions
src/cli/cloudformation/__tests__/outputs-extended.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -159,7 +159,7 @@ describe('buildDeployedState', () => {

 const state = buildDeployedState({ targetName: 'default', stackName: 'MyStack', agents, gateways: {} });
 expect(state.targets.default).toBeDefined();
 expect(state.targets.default!.resources?.agents).toEqual(agents);
 expect(state.targets.default!.resources?.runtimes).toEqual(agents);
 expect(state.targets.default!.resources?.stackName).toBe('MyStack');
 });

Expand All@@ -168,7 +168,7 @@ describe('buildDeployedState', () => {
 targets: {
 prod: {
 resources: {
agents: {
runtimes: {
 ProdAgent: { runtimeId: 'rt-p', runtimeArn: 'arn:rt-p', roleArn: 'arn:role-p' },
 },
 stackName: 'ProdStack',
Expand DownExpand Up@@ -198,7 +198,7 @@ describe('buildDeployedState', () => {
 const existing = {
 targets: {
 default: {
 resources: { agents: {}, stackName: 'OldStack' },
 resources: { runtimes: {}, stackName: 'OldStack' },
 },
 },
 };
Expand DownExpand Up@@ -231,7 +231,7 @@ describe('buildDeployedState', () => {

 it('handles empty agents record', () => {
 const state = buildDeployedState({ targetName: 'default', stackName: 'Stack', agents: {}, gateways: {} });
 expect(state.targets.default!.resources?.agents).toBeUndefined();
 expect(state.targets.default!.resources?.runtimes).toBeUndefined();
 });

 it('includes evaluators in deployed state when provided', () => {
Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/__tests__/outputs.test.ts

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Expand Up@@ -161,7 +161,7 @@ describe('buildDeployedState', () => {
 it('omits agents field when agents is empty object', () => {
 const result = buildDeployedState({ targetName: 'default', stackName: 'TestStack', agents: {}, gateways: {} });

 expect(result.targets.default!.resources?.agents).toBeUndefined();
 expect(result.targets.default!.resources?.runtimes).toBeUndefined();
 });
});

Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/outputs.ts

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Expand Up@@ -373,7 +373,7 @@ export function buildDeployedState(opts: BuildDeployedStateOptions): DeployedSta
 } = opts;
 const targetState: TargetDeployedState = {
 resources: {
agents: Object.keys(agents).length > 0 ? agents : undefined,
runtimes: Object.keys(agents).length > 0 ? agents : undefined,
 memories: memories && Object.keys(memories).length > 0 ? memories : undefined,
 policyEngines: policyEngines && Object.keys(policyEngines).length > 0 ? policyEngines : undefined,
 policies: policies && Object.keys(policies).length > 0 ? policies : undefined,
Expand Down
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, '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" + '

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refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)#706

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jesseturner21
merged 5 commits into

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Mar 27, 2026
 Merged


refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)
#706
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f07b280

refactor(schema): rename 'agents' to 'runtimes' in AgentCoreProjectSpec


jesseturner21 Mar 27, 2026
05702a0

refactor(cli): rename --agent flags to --runtime across all commands


jesseturner21 Mar 27, 2026
ffd1bf0

refactor(schema): rename agentName to runtimeName in MCP bindings and…


jesseturner21 Mar 27, 2026
9a165c6

fix(integ): update add-remove-evaluator test to use --runtime flag


jesseturner21 Mar 27, 2026
20d0c04

Merge branch 'main' into rename-agents-to-runtimes


jesseturner21 Mar 27, 2026

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10 changes: 5 additions & 5 deletions
docs/configuration.md

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Original file line numberDiff line numberDiff line change
Expand Up@@ -22,7 +22,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
{
 "name": "MyProject",
 "version": 1,
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand DownExpand Up@@ -76,7 +76,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
| `name` | Yes | Project name (1-23 chars, alphanumeric, starts with letter) |
| `version` | Yes | Schema version (integer, currently `1`) |
| `tags` | No | Project-level tags applied to all resources |
| `agents`  | Yes | Array of agent specifications |
| `runtimes` | Yes | Array of agent specifications |
| `memories` | Yes | Array of memory resources |
| `credentials` | Yes | Array of credential providers (API key or OAuth) |
| `evaluators` | Yes | Array of custom evaluator definitions |
Expand DownExpand Up@@ -112,7 +112,7 @@ You can add additional project-level tags by editing the `tags` field in `agentc
 "Team": "platform",
 "CostCenter": "engineering"
 },
 "agents": [...],
 "runtimes": [...],
 "memories": [...]
}
```
Expand All@@ -132,7 +132,7 @@ resource-level value takes precedence for that specific resource.
 "Environment": "production",
 "Team": "platform"
 },
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand All@@ -153,7 +153,7 @@ from project), and `Owner: alice` (resource-specific).

The following resource types support tags:

- **Agents** (`agents` array in `agentcore.json`)
- **Agents** (`runtimes` array in `agentcore.json`)
- **Memories** (`memories` array in `agentcore.json`)
- **Gateways** (`agentCoreGateways` array in `agentcore.json`)
- **Evaluators** (`evaluators` array in `agentcore.json`)
Expand Down

2 changes: 1 addition & 1 deletion
e2e-tests/byo-custom-jwt.test.ts

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Expand Up@@ -146,7 +146,7 @@ describe.sequential('e2e: BYO agent with CUSTOM_JWT auth', () => {
 // ── Patch agent with CUSTOM_JWT auth ──
 const specPath = join(projectPath, 'agentcore', 'agentcore.json');
 const spec = JSON.parse(await readFile(specPath, 'utf8'));
 const agent = spec.agents[0];
 const agent = spec.runtimes[0];
 agent.authorizerType = 'CUSTOM_JWT';
 agent.authorizerConfiguration = {
 customJwtAuthorizer: {
Expand Down

8 changes: 4 additions & 4 deletions
integ-tests/add-agent-auth.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -54,7 +54,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {

 // Verify config has authorizer fields
 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agentName);
 const agent = config.runtimes.find(a => a.name === agentName);
 expect(agent, `Agent "${agentName}" should be in config`).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');
 expect(agent!.authorizerConfiguration).toBeDefined();
Expand DownExpand Up@@ -105,7 +105,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent2);
 const agent = config.runtimes.find(a => a.name === agent2);
 expect(agent).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');

Expand DownExpand Up@@ -152,7 +152,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent3);
 const agent = config.runtimes.find(a => a.name === agent3);
 expect(agent).toBeTruthy();
 // No authorizerType means AWS_IAM default
 expect(agent!.authorizerType).toBeUndefined();
Expand DownExpand Up@@ -286,7 +286,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent4);
 const agent = config.runtimes.find(a => a.name === agent4);
 expect(agent).toBeTruthy();

 const jwt = agent!.authorizerConfiguration!.customJwtAuthorizer!;
Expand Down

22 changes: 4 additions & 18 deletions
integ-tests/add-remove-evaluator.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -55,20 +55,6 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 instructions,
 '--json',
 ];
 const addOnlineEvalArgs = [
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 'add',
 'online-eval',
 '--name',
 configName,
 '--agent',
 project?.agentName,
 '--evaluator',
 evalName,
 '--sampling-rate',
 '50',
 '--json',
 ];

 it('adds an evaluator', async () => {
 const json = await runSuccess(addEvalArgs, project.projectPath);
 expect(json.evaluatorName).toBe(evalName);
Expand All@@ -90,7 +76,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand All@@ -115,7 +101,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand DownExpand Up@@ -193,7 +179,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>

 it('rejects online eval with missing required flags', async () => {
 const json = await runFailure(['add', 'online-eval', '--name', 'SomeConfig', '--json'], project.projectPath);
 expect(json.error).toContain('--agent');
 expect(json.error).toContain('--runtime');
 });

 it('rejects online eval with invalid sampling rate', async () => {
Expand All@@ -203,7 +189,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 'SomeConfig',
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 'SomeEval',
Expand Down

6 changes: 3 additions & 3 deletions
integ-tests/create-frameworks.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -57,7 +57,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -102,7 +102,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand DownExpand Up@@ -143,7 +143,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand Down

12 changes: 6 additions & 6 deletions
integ-tests/create-protocols.test.ts

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Expand Up@@ -42,7 +42,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to MCP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -87,7 +87,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to A2A
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('A2A');
 });
Expand DownExpand Up@@ -118,7 +118,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has explicit protocol: HTTP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('HTTP');
 });
Expand DownExpand Up@@ -175,7 +175,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const mcpAgent = agents.find(a => a.name === name);
 expect(mcpAgent).toBeDefined();
 expect(mcpAgent!.protocol).toBe('MCP');
Expand DownExpand Up@@ -209,7 +209,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const a2aAgent = agents.find(a => a.name === name);
 expect(a2aAgent).toBeDefined();
 expect(a2aAgent!.protocol).toBe('A2A');
Expand DownExpand Up@@ -241,7 +241,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const byoAgent = agents.find(a => a.name === name);
 expect(byoAgent).toBeDefined();
 expect(byoAgent!.protocol).toBe('MCP');
Expand Down

10 changes: 5 additions & 5 deletions
integ-tests/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -64,7 +64,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);

 const agent = agents[0]!;
Expand DownExpand Up@@ -101,7 +101,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 const lifecycle = agent.lifecycleConfiguration as Record<string, unknown>;
 expect(lifecycle).toBeDefined();
Expand DownExpand Up@@ -134,7 +134,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 expect(agent.lifecycleConfiguration).toBeUndefined();
 });
Expand DownExpand Up@@ -173,7 +173,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand DownExpand Up@@ -210,7 +210,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand Down

4 changes: 2 additions & 2 deletions
integ-tests/tui/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -189,7 +189,7 @@ describe('Create Flow: Lifecycle Configuration via TUI', () => {
 if (projectDirName) {
 const projectPath = join(parentDir, projectDirName);
 const config = readAgentcoreJson(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBeGreaterThan(0);

 const agent = agents[0]!;
Expand DownExpand Up@@ -434,7 +434,7 @@ describe('Add Agent BYO Flow: Lifecycle Configuration via TUI', () => {

 // Read the agentcore.json and verify lifecycle config
 const config = readAgentcoreJson(projectDir.dir);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find((a: Record<string, unknown>) => a.name === 'ByoLifecycle');
 expect(agent, 'Agent should be in agentcore.json').toBeDefined();

Expand Down

6 changes: 3 additions & 3 deletions
schemas/agentcore.schema.v1.json

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Original file line numberDiff line numberDiff line change
Expand Up@@ -35,7 +35,7 @@
 "pattern": "^[\\p{L}\\p{N}\\s_.:/=+\\-@]*$"
 }
 },
 "agents": {
 "runtimes": {
 "default": [],
 "type": "array",
 "items": {
Expand DownExpand Up@@ -1256,7 +1256,7 @@
 "items": {
 "type": "object",
 "properties": {
 "agentName": {
 "runtimeName": {
 "type": "string",
 "minLength": 1
 },
Expand All@@ -1267,7 +1267,7 @@
 "pattern": "^[A-Za-z_][A-Za-z0-9_]*$"
 }
 },
 "required": ["agentName", "envVarName"],
 "required": ["runtimeName", "envVarName"],
 "additionalProperties": false
 }
 }
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/__tests__/__snapshots__/assets.snapshot.test.ts.snap

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Original file line numberDiff line numberDiff line change
Expand Up@@ -377,7 +377,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/cdk/test/cdk.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

8 changes: 4 additions & 4 deletions
src/cli/cloudformation/__tests__/outputs-extended.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -159,7 +159,7 @@ describe('buildDeployedState', () => {

 const state = buildDeployedState({ targetName: 'default', stackName: 'MyStack', agents, gateways: {} });
 expect(state.targets.default).toBeDefined();
 expect(state.targets.default!.resources?.agents).toEqual(agents);
 expect(state.targets.default!.resources?.runtimes).toEqual(agents);
 expect(state.targets.default!.resources?.stackName).toBe('MyStack');
 });

Expand All@@ -168,7 +168,7 @@ describe('buildDeployedState', () => {
 targets: {
 prod: {
 resources: {
agents: {
runtimes: {
 ProdAgent: { runtimeId: 'rt-p', runtimeArn: 'arn:rt-p', roleArn: 'arn:role-p' },
 },
 stackName: 'ProdStack',
Expand DownExpand Up@@ -198,7 +198,7 @@ describe('buildDeployedState', () => {
 const existing = {
 targets: {
 default: {
 resources: { agents: {}, stackName: 'OldStack' },
 resources: { runtimes: {}, stackName: 'OldStack' },
 },
 },
 };
Expand DownExpand Up@@ -231,7 +231,7 @@ describe('buildDeployedState', () => {

 it('handles empty agents record', () => {
 const state = buildDeployedState({ targetName: 'default', stackName: 'Stack', agents: {}, gateways: {} });
 expect(state.targets.default!.resources?.agents).toBeUndefined();
 expect(state.targets.default!.resources?.runtimes).toBeUndefined();
 });

 it('includes evaluators in deployed state when provided', () => {
Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/__tests__/outputs.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -161,7 +161,7 @@ describe('buildDeployedState', () => {
 it('omits agents field when agents is empty object', () => {
 const result = buildDeployedState({ targetName: 'default', stackName: 'TestStack', agents: {}, gateways: {} });

 expect(result.targets.default!.resources?.agents).toBeUndefined();
 expect(result.targets.default!.resources?.runtimes).toBeUndefined();
 });
});

Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/outputs.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -373,7 +373,7 @@ export function buildDeployedState(opts: BuildDeployedStateOptions): DeployedSta
 } = opts;
 const targetState: TargetDeployedState = {
 resources: {
agents: Object.keys(agents).length > 0 ? agents : undefined,
runtimes: Object.keys(agents).length > 0 ? agents : undefined,
 memories: memories && Object.keys(memories).length > 0 ? memories : undefined,
 policyEngines: policyEngines && Object.keys(policyEngines).length > 0 ? policyEngines : undefined,
 policies: policies && Object.keys(policies).length > 0 ? policies : undefined,
Expand Down
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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('^' + ".*" + '

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refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)#706

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jesseturner21
merged 5 commits into

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Mar 27, 2026
 Merged


refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)
#706
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f07b280

refactor(schema): rename 'agents' to 'runtimes' in AgentCoreProjectSpec


jesseturner21 Mar 27, 2026
05702a0

refactor(cli): rename --agent flags to --runtime across all commands


jesseturner21 Mar 27, 2026
ffd1bf0

refactor(schema): rename agentName to runtimeName in MCP bindings and…


jesseturner21 Mar 27, 2026
9a165c6

fix(integ): update add-remove-evaluator test to use --runtime flag


jesseturner21 Mar 27, 2026
20d0c04

Merge branch 'main' into rename-agents-to-runtimes


jesseturner21 Mar 27, 2026

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10 changes: 5 additions & 5 deletions
docs/configuration.md

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Original file line numberDiff line numberDiff line change
Expand Up@@ -22,7 +22,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
{
 "name": "MyProject",
 "version": 1,
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand DownExpand Up@@ -76,7 +76,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
| `name` | Yes | Project name (1-23 chars, alphanumeric, starts with letter) |
| `version` | Yes | Schema version (integer, currently `1`) |
| `tags` | No | Project-level tags applied to all resources |
| `agents`  | Yes | Array of agent specifications |
| `runtimes` | Yes | Array of agent specifications |
| `memories` | Yes | Array of memory resources |
| `credentials` | Yes | Array of credential providers (API key or OAuth) |
| `evaluators` | Yes | Array of custom evaluator definitions |
Expand DownExpand Up@@ -112,7 +112,7 @@ You can add additional project-level tags by editing the `tags` field in `agentc
 "Team": "platform",
 "CostCenter": "engineering"
 },
 "agents": [...],
 "runtimes": [...],
 "memories": [...]
}
```
Expand All@@ -132,7 +132,7 @@ resource-level value takes precedence for that specific resource.
 "Environment": "production",
 "Team": "platform"
 },
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand All@@ -153,7 +153,7 @@ from project), and `Owner: alice` (resource-specific).

The following resource types support tags:

- **Agents** (`agents` array in `agentcore.json`)
- **Agents** (`runtimes` array in `agentcore.json`)
- **Memories** (`memories` array in `agentcore.json`)
- **Gateways** (`agentCoreGateways` array in `agentcore.json`)
- **Evaluators** (`evaluators` array in `agentcore.json`)
Expand Down

2 changes: 1 addition & 1 deletion
e2e-tests/byo-custom-jwt.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -146,7 +146,7 @@ describe.sequential('e2e: BYO agent with CUSTOM_JWT auth', () => {
 // ── Patch agent with CUSTOM_JWT auth ──
 const specPath = join(projectPath, 'agentcore', 'agentcore.json');
 const spec = JSON.parse(await readFile(specPath, 'utf8'));
 const agent = spec.agents[0];
 const agent = spec.runtimes[0];
 agent.authorizerType = 'CUSTOM_JWT';
 agent.authorizerConfiguration = {
 customJwtAuthorizer: {
Expand Down

8 changes: 4 additions & 4 deletions
integ-tests/add-agent-auth.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -54,7 +54,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {

 // Verify config has authorizer fields
 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agentName);
 const agent = config.runtimes.find(a => a.name === agentName);
 expect(agent, `Agent "${agentName}" should be in config`).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');
 expect(agent!.authorizerConfiguration).toBeDefined();
Expand DownExpand Up@@ -105,7 +105,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent2);
 const agent = config.runtimes.find(a => a.name === agent2);
 expect(agent).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');

Expand DownExpand Up@@ -152,7 +152,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent3);
 const agent = config.runtimes.find(a => a.name === agent3);
 expect(agent).toBeTruthy();
 // No authorizerType means AWS_IAM default
 expect(agent!.authorizerType).toBeUndefined();
Expand DownExpand Up@@ -286,7 +286,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent4);
 const agent = config.runtimes.find(a => a.name === agent4);
 expect(agent).toBeTruthy();

 const jwt = agent!.authorizerConfiguration!.customJwtAuthorizer!;
Expand Down

22 changes: 4 additions & 18 deletions
integ-tests/add-remove-evaluator.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -55,20 +55,6 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 instructions,
 '--json',
 ];
 const addOnlineEvalArgs = [
Comment thread
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 'add',
 'online-eval',
 '--name',
 configName,
 '--agent',
 project?.agentName,
 '--evaluator',
 evalName,
 '--sampling-rate',
 '50',
 '--json',
 ];

 it('adds an evaluator', async () => {
 const json = await runSuccess(addEvalArgs, project.projectPath);
 expect(json.evaluatorName).toBe(evalName);
Expand All@@ -90,7 +76,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand All@@ -115,7 +101,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand DownExpand Up@@ -193,7 +179,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>

 it('rejects online eval with missing required flags', async () => {
 const json = await runFailure(['add', 'online-eval', '--name', 'SomeConfig', '--json'], project.projectPath);
 expect(json.error).toContain('--agent');
 expect(json.error).toContain('--runtime');
 });

 it('rejects online eval with invalid sampling rate', async () => {
Expand All@@ -203,7 +189,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 'SomeConfig',
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 'SomeEval',
Expand Down

6 changes: 3 additions & 3 deletions
integ-tests/create-frameworks.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -57,7 +57,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -102,7 +102,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand DownExpand Up@@ -143,7 +143,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand Down

12 changes: 6 additions & 6 deletions
integ-tests/create-protocols.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -42,7 +42,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to MCP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -87,7 +87,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to A2A
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('A2A');
 });
Expand DownExpand Up@@ -118,7 +118,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has explicit protocol: HTTP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('HTTP');
 });
Expand DownExpand Up@@ -175,7 +175,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const mcpAgent = agents.find(a => a.name === name);
 expect(mcpAgent).toBeDefined();
 expect(mcpAgent!.protocol).toBe('MCP');
Expand DownExpand Up@@ -209,7 +209,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const a2aAgent = agents.find(a => a.name === name);
 expect(a2aAgent).toBeDefined();
 expect(a2aAgent!.protocol).toBe('A2A');
Expand DownExpand Up@@ -241,7 +241,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const byoAgent = agents.find(a => a.name === name);
 expect(byoAgent).toBeDefined();
 expect(byoAgent!.protocol).toBe('MCP');
Expand Down

10 changes: 5 additions & 5 deletions
integ-tests/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -64,7 +64,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);

 const agent = agents[0]!;
Expand DownExpand Up@@ -101,7 +101,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 const lifecycle = agent.lifecycleConfiguration as Record<string, unknown>;
 expect(lifecycle).toBeDefined();
Expand DownExpand Up@@ -134,7 +134,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 expect(agent.lifecycleConfiguration).toBeUndefined();
 });
Expand DownExpand Up@@ -173,7 +173,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand DownExpand Up@@ -210,7 +210,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand Down

4 changes: 2 additions & 2 deletions
integ-tests/tui/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -189,7 +189,7 @@ describe('Create Flow: Lifecycle Configuration via TUI', () => {
 if (projectDirName) {
 const projectPath = join(parentDir, projectDirName);
 const config = readAgentcoreJson(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBeGreaterThan(0);

 const agent = agents[0]!;
Expand DownExpand Up@@ -434,7 +434,7 @@ describe('Add Agent BYO Flow: Lifecycle Configuration via TUI', () => {

 // Read the agentcore.json and verify lifecycle config
 const config = readAgentcoreJson(projectDir.dir);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find((a: Record<string, unknown>) => a.name === 'ByoLifecycle');
 expect(agent, 'Agent should be in agentcore.json').toBeDefined();

Expand Down

6 changes: 3 additions & 3 deletions
schemas/agentcore.schema.v1.json

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Original file line numberDiff line numberDiff line change
Expand Up@@ -35,7 +35,7 @@
 "pattern": "^[\\p{L}\\p{N}\\s_.:/=+\\-@]*$"
 }
 },
 "agents": {
 "runtimes": {
 "default": [],
 "type": "array",
 "items": {
Expand DownExpand Up@@ -1256,7 +1256,7 @@
 "items": {
 "type": "object",
 "properties": {
 "agentName": {
 "runtimeName": {
 "type": "string",
 "minLength": 1
 },
Expand All@@ -1267,7 +1267,7 @@
 "pattern": "^[A-Za-z_][A-Za-z0-9_]*$"
 }
 },
 "required": ["agentName", "envVarName"],
 "required": ["runtimeName", "envVarName"],
 "additionalProperties": false
 }
 }
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/__tests__/__snapshots__/assets.snapshot.test.ts.snap

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Original file line numberDiff line numberDiff line change
Expand Up@@ -377,7 +377,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/cdk/test/cdk.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

8 changes: 4 additions & 4 deletions
src/cli/cloudformation/__tests__/outputs-extended.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -159,7 +159,7 @@ describe('buildDeployedState', () => {

 const state = buildDeployedState({ targetName: 'default', stackName: 'MyStack', agents, gateways: {} });
 expect(state.targets.default).toBeDefined();
 expect(state.targets.default!.resources?.agents).toEqual(agents);
 expect(state.targets.default!.resources?.runtimes).toEqual(agents);
 expect(state.targets.default!.resources?.stackName).toBe('MyStack');
 });

Expand All@@ -168,7 +168,7 @@ describe('buildDeployedState', () => {
 targets: {
 prod: {
 resources: {
agents: {
runtimes: {
 ProdAgent: { runtimeId: 'rt-p', runtimeArn: 'arn:rt-p', roleArn: 'arn:role-p' },
 },
 stackName: 'ProdStack',
Expand DownExpand Up@@ -198,7 +198,7 @@ describe('buildDeployedState', () => {
 const existing = {
 targets: {
 default: {
 resources: { agents: {}, stackName: 'OldStack' },
 resources: { runtimes: {}, stackName: 'OldStack' },
 },
 },
 };
Expand DownExpand Up@@ -231,7 +231,7 @@ describe('buildDeployedState', () => {

 it('handles empty agents record', () => {
 const state = buildDeployedState({ targetName: 'default', stackName: 'Stack', agents: {}, gateways: {} });
 expect(state.targets.default!.resources?.agents).toBeUndefined();
 expect(state.targets.default!.resources?.runtimes).toBeUndefined();
 });

 it('includes evaluators in deployed state when provided', () => {
Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/__tests__/outputs.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -161,7 +161,7 @@ describe('buildDeployedState', () => {
 it('omits agents field when agents is empty object', () => {
 const result = buildDeployedState({ targetName: 'default', stackName: 'TestStack', agents: {}, gateways: {} });

 expect(result.targets.default!.resources?.agents).toBeUndefined();
 expect(result.targets.default!.resources?.runtimes).toBeUndefined();
 });
});

Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/outputs.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -373,7 +373,7 @@ export function buildDeployedState(opts: BuildDeployedStateOptions): DeployedSta
 } = opts;
 const targetState: TargetDeployedState = {
 resources: {
agents: Object.keys(agents).length > 0 ? agents : undefined,
runtimes: Object.keys(agents).length > 0 ? agents : undefined,
 memories: memories && Object.keys(memories).length > 0 ? memories : undefined,
 policyEngines: policyEngines && Object.keys(policyEngines).length > 0 ? policyEngines : undefined,
 policies: policies && Object.keys(policies).length > 0 ? policies : undefined,
Expand Down
Loading
Loading

, '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('^' + ".*" + '

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refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)#706

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jesseturner21
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Mar 27, 2026
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refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)
#706
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f07b280

refactor(schema): rename 'agents' to 'runtimes' in AgentCoreProjectSpec


jesseturner21 Mar 27, 2026
05702a0

refactor(cli): rename --agent flags to --runtime across all commands


jesseturner21 Mar 27, 2026
ffd1bf0

refactor(schema): rename agentName to runtimeName in MCP bindings and…


jesseturner21 Mar 27, 2026
9a165c6

fix(integ): update add-remove-evaluator test to use --runtime flag


jesseturner21 Mar 27, 2026
20d0c04

Merge branch 'main' into rename-agents-to-runtimes


jesseturner21 Mar 27, 2026

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10 changes: 5 additions & 5 deletions
docs/configuration.md

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Original file line numberDiff line numberDiff line change
Expand Up@@ -22,7 +22,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
{
 "name": "MyProject",
 "version": 1,
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand DownExpand Up@@ -76,7 +76,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
| `name` | Yes | Project name (1-23 chars, alphanumeric, starts with letter) |
| `version` | Yes | Schema version (integer, currently `1`) |
| `tags` | No | Project-level tags applied to all resources |
| `agents`  | Yes | Array of agent specifications |
| `runtimes` | Yes | Array of agent specifications |
| `memories` | Yes | Array of memory resources |
| `credentials` | Yes | Array of credential providers (API key or OAuth) |
| `evaluators` | Yes | Array of custom evaluator definitions |
Expand DownExpand Up@@ -112,7 +112,7 @@ You can add additional project-level tags by editing the `tags` field in `agentc
 "Team": "platform",
 "CostCenter": "engineering"
 },
 "agents": [...],
 "runtimes": [...],
 "memories": [...]
}
```
Expand All@@ -132,7 +132,7 @@ resource-level value takes precedence for that specific resource.
 "Environment": "production",
 "Team": "platform"
 },
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand All@@ -153,7 +153,7 @@ from project), and `Owner: alice` (resource-specific).

The following resource types support tags:

- **Agents** (`agents` array in `agentcore.json`)
- **Agents** (`runtimes` array in `agentcore.json`)
- **Memories** (`memories` array in `agentcore.json`)
- **Gateways** (`agentCoreGateways` array in `agentcore.json`)
- **Evaluators** (`evaluators` array in `agentcore.json`)
Expand Down

2 changes: 1 addition & 1 deletion
e2e-tests/byo-custom-jwt.test.ts

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Expand Up@@ -146,7 +146,7 @@ describe.sequential('e2e: BYO agent with CUSTOM_JWT auth', () => {
 // ── Patch agent with CUSTOM_JWT auth ──
 const specPath = join(projectPath, 'agentcore', 'agentcore.json');
 const spec = JSON.parse(await readFile(specPath, 'utf8'));
 const agent = spec.agents[0];
 const agent = spec.runtimes[0];
 agent.authorizerType = 'CUSTOM_JWT';
 agent.authorizerConfiguration = {
 customJwtAuthorizer: {
Expand Down

8 changes: 4 additions & 4 deletions
integ-tests/add-agent-auth.test.ts

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Expand Up@@ -54,7 +54,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {

 // Verify config has authorizer fields
 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agentName);
 const agent = config.runtimes.find(a => a.name === agentName);
 expect(agent, `Agent "${agentName}" should be in config`).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');
 expect(agent!.authorizerConfiguration).toBeDefined();
Expand DownExpand Up@@ -105,7 +105,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent2);
 const agent = config.runtimes.find(a => a.name === agent2);
 expect(agent).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');

Expand DownExpand Up@@ -152,7 +152,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent3);
 const agent = config.runtimes.find(a => a.name === agent3);
 expect(agent).toBeTruthy();
 // No authorizerType means AWS_IAM default
 expect(agent!.authorizerType).toBeUndefined();
Expand DownExpand Up@@ -286,7 +286,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent4);
 const agent = config.runtimes.find(a => a.name === agent4);
 expect(agent).toBeTruthy();

 const jwt = agent!.authorizerConfiguration!.customJwtAuthorizer!;
Expand Down

22 changes: 4 additions & 18 deletions
integ-tests/add-remove-evaluator.test.ts

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Expand Up@@ -55,20 +55,6 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 instructions,
 '--json',
 ];
 const addOnlineEvalArgs = [
Comment thread
notgitika marked this conversation as resolved.

 'add',
 'online-eval',
 '--name',
 configName,
 '--agent',
 project?.agentName,
 '--evaluator',
 evalName,
 '--sampling-rate',
 '50',
 '--json',
 ];

 it('adds an evaluator', async () => {
 const json = await runSuccess(addEvalArgs, project.projectPath);
 expect(json.evaluatorName).toBe(evalName);
Expand All@@ -90,7 +76,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand All@@ -115,7 +101,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand DownExpand Up@@ -193,7 +179,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>

 it('rejects online eval with missing required flags', async () => {
 const json = await runFailure(['add', 'online-eval', '--name', 'SomeConfig', '--json'], project.projectPath);
 expect(json.error).toContain('--agent');
 expect(json.error).toContain('--runtime');
 });

 it('rejects online eval with invalid sampling rate', async () => {
Expand All@@ -203,7 +189,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 'SomeConfig',
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 'SomeEval',
Expand Down

6 changes: 3 additions & 3 deletions
integ-tests/create-frameworks.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -57,7 +57,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -102,7 +102,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand DownExpand Up@@ -143,7 +143,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand Down

12 changes: 6 additions & 6 deletions
integ-tests/create-protocols.test.ts

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Expand Up@@ -42,7 +42,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to MCP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -87,7 +87,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to A2A
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('A2A');
 });
Expand DownExpand Up@@ -118,7 +118,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has explicit protocol: HTTP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('HTTP');
 });
Expand DownExpand Up@@ -175,7 +175,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const mcpAgent = agents.find(a => a.name === name);
 expect(mcpAgent).toBeDefined();
 expect(mcpAgent!.protocol).toBe('MCP');
Expand DownExpand Up@@ -209,7 +209,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const a2aAgent = agents.find(a => a.name === name);
 expect(a2aAgent).toBeDefined();
 expect(a2aAgent!.protocol).toBe('A2A');
Expand DownExpand Up@@ -241,7 +241,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const byoAgent = agents.find(a => a.name === name);
 expect(byoAgent).toBeDefined();
 expect(byoAgent!.protocol).toBe('MCP');
Expand Down

10 changes: 5 additions & 5 deletions
integ-tests/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -64,7 +64,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);

 const agent = agents[0]!;
Expand DownExpand Up@@ -101,7 +101,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 const lifecycle = agent.lifecycleConfiguration as Record<string, unknown>;
 expect(lifecycle).toBeDefined();
Expand DownExpand Up@@ -134,7 +134,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 expect(agent.lifecycleConfiguration).toBeUndefined();
 });
Expand DownExpand Up@@ -173,7 +173,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand DownExpand Up@@ -210,7 +210,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand Down

4 changes: 2 additions & 2 deletions
integ-tests/tui/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -189,7 +189,7 @@ describe('Create Flow: Lifecycle Configuration via TUI', () => {
 if (projectDirName) {
 const projectPath = join(parentDir, projectDirName);
 const config = readAgentcoreJson(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBeGreaterThan(0);

 const agent = agents[0]!;
Expand DownExpand Up@@ -434,7 +434,7 @@ describe('Add Agent BYO Flow: Lifecycle Configuration via TUI', () => {

 // Read the agentcore.json and verify lifecycle config
 const config = readAgentcoreJson(projectDir.dir);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find((a: Record<string, unknown>) => a.name === 'ByoLifecycle');
 expect(agent, 'Agent should be in agentcore.json').toBeDefined();

Expand Down

6 changes: 3 additions & 3 deletions
schemas/agentcore.schema.v1.json

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Original file line numberDiff line numberDiff line change
Expand Up@@ -35,7 +35,7 @@
 "pattern": "^[\\p{L}\\p{N}\\s_.:/=+\\-@]*$"
 }
 },
 "agents": {
 "runtimes": {
 "default": [],
 "type": "array",
 "items": {
Expand DownExpand Up@@ -1256,7 +1256,7 @@
 "items": {
 "type": "object",
 "properties": {
 "agentName": {
 "runtimeName": {
 "type": "string",
 "minLength": 1
 },
Expand All@@ -1267,7 +1267,7 @@
 "pattern": "^[A-Za-z_][A-Za-z0-9_]*$"
 }
 },
 "required": ["agentName", "envVarName"],
 "required": ["runtimeName", "envVarName"],
 "additionalProperties": false
 }
 }
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/__tests__/__snapshots__/assets.snapshot.test.ts.snap

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Original file line numberDiff line numberDiff line change
Expand Up@@ -377,7 +377,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/cdk/test/cdk.test.ts

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Expand Up@@ -9,7 +9,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

8 changes: 4 additions & 4 deletions
src/cli/cloudformation/__tests__/outputs-extended.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -159,7 +159,7 @@ describe('buildDeployedState', () => {

 const state = buildDeployedState({ targetName: 'default', stackName: 'MyStack', agents, gateways: {} });
 expect(state.targets.default).toBeDefined();
 expect(state.targets.default!.resources?.agents).toEqual(agents);
 expect(state.targets.default!.resources?.runtimes).toEqual(agents);
 expect(state.targets.default!.resources?.stackName).toBe('MyStack');
 });

Expand All@@ -168,7 +168,7 @@ describe('buildDeployedState', () => {
 targets: {
 prod: {
 resources: {
agents: {
runtimes: {
 ProdAgent: { runtimeId: 'rt-p', runtimeArn: 'arn:rt-p', roleArn: 'arn:role-p' },
 },
 stackName: 'ProdStack',
Expand DownExpand Up@@ -198,7 +198,7 @@ describe('buildDeployedState', () => {
 const existing = {
 targets: {
 default: {
 resources: { agents: {}, stackName: 'OldStack' },
 resources: { runtimes: {}, stackName: 'OldStack' },
 },
 },
 };
Expand DownExpand Up@@ -231,7 +231,7 @@ describe('buildDeployedState', () => {

 it('handles empty agents record', () => {
 const state = buildDeployedState({ targetName: 'default', stackName: 'Stack', agents: {}, gateways: {} });
 expect(state.targets.default!.resources?.agents).toBeUndefined();
 expect(state.targets.default!.resources?.runtimes).toBeUndefined();
 });

 it('includes evaluators in deployed state when provided', () => {
Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/__tests__/outputs.test.ts

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Expand Up@@ -161,7 +161,7 @@ describe('buildDeployedState', () => {
 it('omits agents field when agents is empty object', () => {
 const result = buildDeployedState({ targetName: 'default', stackName: 'TestStack', agents: {}, gateways: {} });

 expect(result.targets.default!.resources?.agents).toBeUndefined();
 expect(result.targets.default!.resources?.runtimes).toBeUndefined();
 });
});

Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/outputs.ts

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Expand Up@@ -373,7 +373,7 @@ export function buildDeployedState(opts: BuildDeployedStateOptions): DeployedSta
 } = opts;
 const targetState: TargetDeployedState = {
 resources: {
agents: Object.keys(agents).length > 0 ? agents : undefined,
runtimes: Object.keys(agents).length > 0 ? agents : undefined,
 memories: memories && Object.keys(memories).length > 0 ? memories : undefined,
 policyEngines: policyEngines && Object.keys(policyEngines).length > 0 ? policyEngines : undefined,
 policies: policies && Object.keys(policies).length > 0 ? policies : undefined,
Expand Down
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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");
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})();
})();

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refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)#706

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 Merged

jesseturner21
merged 5 commits into

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Mar 27, 2026
 Merged


refactor: rename agents to runtimes (schema, CLI flags, MCP bindings)
#706
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f07b280

refactor(schema): rename 'agents' to 'runtimes' in AgentCoreProjectSpec


jesseturner21 Mar 27, 2026
05702a0

refactor(cli): rename --agent flags to --runtime across all commands


jesseturner21 Mar 27, 2026
ffd1bf0

refactor(schema): rename agentName to runtimeName in MCP bindings and…


jesseturner21 Mar 27, 2026
9a165c6

fix(integ): update add-remove-evaluator test to use --runtime flag


jesseturner21 Mar 27, 2026
20d0c04

Merge branch 'main' into rename-agents-to-runtimes


jesseturner21 Mar 27, 2026

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10 changes: 5 additions & 5 deletions
docs/configuration.md

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Original file line numberDiff line numberDiff line change
Expand Up@@ -22,7 +22,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
{
 "name": "MyProject",
 "version": 1,
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand DownExpand Up@@ -76,7 +76,7 @@ Main project configuration using a **flat resource model**. Agents, memories, an
| `name` | Yes | Project name (1-23 chars, alphanumeric, starts with letter) |
| `version` | Yes | Schema version (integer, currently `1`) |
| `tags` | No | Project-level tags applied to all resources |
| `agents`  | Yes | Array of agent specifications |
| `runtimes` | Yes | Array of agent specifications |
| `memories` | Yes | Array of memory resources |
| `credentials` | Yes | Array of credential providers (API key or OAuth) |
| `evaluators` | Yes | Array of custom evaluator definitions |
Expand DownExpand Up@@ -112,7 +112,7 @@ You can add additional project-level tags by editing the `tags` field in `agentc
 "Team": "platform",
 "CostCenter": "engineering"
 },
 "agents": [...],
 "runtimes": [...],
 "memories": [...]
}
```
Expand All@@ -132,7 +132,7 @@ resource-level value takes precedence for that specific resource.
 "Environment": "production",
 "Team": "platform"
 },
 "agents": [
 "runtimes": [
 {
 "type": "AgentCoreRuntime",
 "name": "MyAgent",
Expand All@@ -153,7 +153,7 @@ from project), and `Owner: alice` (resource-specific).

The following resource types support tags:

- **Agents** (`agents` array in `agentcore.json`)
- **Agents** (`runtimes` array in `agentcore.json`)
- **Memories** (`memories` array in `agentcore.json`)
- **Gateways** (`agentCoreGateways` array in `agentcore.json`)
- **Evaluators** (`evaluators` array in `agentcore.json`)
Expand Down

2 changes: 1 addition & 1 deletion
e2e-tests/byo-custom-jwt.test.ts

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Expand Up@@ -146,7 +146,7 @@ describe.sequential('e2e: BYO agent with CUSTOM_JWT auth', () => {
 // ── Patch agent with CUSTOM_JWT auth ──
 const specPath = join(projectPath, 'agentcore', 'agentcore.json');
 const spec = JSON.parse(await readFile(specPath, 'utf8'));
 const agent = spec.agents[0];
 const agent = spec.runtimes[0];
 agent.authorizerType = 'CUSTOM_JWT';
 agent.authorizerConfiguration = {
 customJwtAuthorizer: {
Expand Down

8 changes: 4 additions & 4 deletions
integ-tests/add-agent-auth.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -54,7 +54,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {

 // Verify config has authorizer fields
 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agentName);
 const agent = config.runtimes.find(a => a.name === agentName);
 expect(agent, `Agent "${agentName}" should be in config`).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');
 expect(agent!.authorizerConfiguration).toBeDefined();
Expand DownExpand Up@@ -105,7 +105,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent2);
 const agent = config.runtimes.find(a => a.name === agent2);
 expect(agent).toBeTruthy();
 expect(agent!.authorizerType).toBe('CUSTOM_JWT');

Expand DownExpand Up@@ -152,7 +152,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent3);
 const agent = config.runtimes.find(a => a.name === agent3);
 expect(agent).toBeTruthy();
 // No authorizerType means AWS_IAM default
 expect(agent!.authorizerType).toBeUndefined();
Expand DownExpand Up@@ -286,7 +286,7 @@ describe('integration: add BYO agent with CUSTOM_JWT auth', () => {
 expect(result.exitCode, `stdout: ${result.stdout}, stderr: ${result.stderr}`).toBe(0);

 const config = await readProjectConfig(project.projectPath);
 const agent = config.agents.find(a => a.name === agent4);
 const agent = config.runtimes.find(a => a.name === agent4);
 expect(agent).toBeTruthy();

 const jwt = agent!.authorizerConfiguration!.customJwtAuthorizer!;
Expand Down

22 changes: 4 additions & 18 deletions
integ-tests/add-remove-evaluator.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -55,20 +55,6 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 instructions,
 '--json',
 ];
 const addOnlineEvalArgs = [
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 'add',
 'online-eval',
 '--name',
 configName,
 '--agent',
 project?.agentName,
 '--evaluator',
 evalName,
 '--sampling-rate',
 '50',
 '--json',
 ];

 it('adds an evaluator', async () => {
 const json = await runSuccess(addEvalArgs, project.projectPath);
 expect(json.evaluatorName).toBe(evalName);
Expand All@@ -90,7 +76,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand All@@ -115,7 +101,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 configName,
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 evalName,
Expand DownExpand Up@@ -193,7 +179,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>

 it('rejects online eval with missing required flags', async () => {
 const json = await runFailure(['add', 'online-eval', '--name', 'SomeConfig', '--json'], project.projectPath);
 expect(json.error).toContain('--agent');
 expect(json.error).toContain('--runtime');
 });

 it('rejects online eval with invalid sampling rate', async () => {
Expand All@@ -203,7 +189,7 @@ describe('integration: add and remove evaluators and online eval configs', () =>
 'online-eval',
 '--name',
 'SomeConfig',
 '--agent',
 '--runtime',
 project.agentName,
 '--evaluator',
 'SomeEval',
Expand Down

6 changes: 3 additions & 3 deletions
integ-tests/create-frameworks.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -57,7 +57,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -102,7 +102,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand DownExpand Up@@ -143,7 +143,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with differen

 // Verify config has agent registered
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
 });
Expand Down

12 changes: 6 additions & 6 deletions
integ-tests/create-protocols.test.ts

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Expand Up@@ -42,7 +42,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to MCP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents).toBeDefined();
 expect(agents.length).toBe(1);
 expect(agents[0]!.name).toBe(agentName);
Expand DownExpand Up@@ -87,7 +87,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has protocol set to A2A
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('A2A');
 });
Expand DownExpand Up@@ -118,7 +118,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: create with protocol

 // Verify config has explicit protocol: HTTP
 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);
 expect(agents[0]!.protocol).toBe('HTTP');
 });
Expand DownExpand Up@@ -175,7 +175,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const mcpAgent = agents.find(a => a.name === name);
 expect(mcpAgent).toBeDefined();
 expect(mcpAgent!.protocol).toBe('MCP');
Expand DownExpand Up@@ -209,7 +209,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const a2aAgent = agents.find(a => a.name === name);
 expect(a2aAgent).toBeDefined();
 expect(a2aAgent!.protocol).toBe('A2A');
Expand DownExpand Up@@ -241,7 +241,7 @@ describe.skipIf(!prereqs.npm || !prereqs.git)('integration: add agent with proto
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const byoAgent = agents.find(a => a.name === name);
 expect(byoAgent).toBeDefined();
 expect(byoAgent!.protocol).toBe('MCP');
Expand Down

10 changes: 5 additions & 5 deletions
integ-tests/lifecycle-config.test.ts

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Expand Up@@ -64,7 +64,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBe(1);

 const agent = agents[0]!;
Expand DownExpand Up@@ -101,7 +101,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 const lifecycle = agent.lifecycleConfiguration as Record<string, unknown>;
 expect(lifecycle).toBeDefined();
Expand DownExpand Up@@ -134,7 +134,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(json.projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents[0]!;
 expect(agent.lifecycleConfiguration).toBeUndefined();
 });
Expand DownExpand Up@@ -173,7 +173,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand DownExpand Up@@ -210,7 +210,7 @@ describe('integration: lifecycle configuration', () => {
 expect(json.success).toBe(true);

 const config = await readProjectConfig(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find(a => a.name === name);
 expect(agent).toBeDefined();
 const lifecycle = agent!.lifecycleConfiguration as Record<string, unknown>;
Expand Down

4 changes: 2 additions & 2 deletions
integ-tests/tui/lifecycle-config.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -189,7 +189,7 @@ describe('Create Flow: Lifecycle Configuration via TUI', () => {
 if (projectDirName) {
 const projectPath = join(parentDir, projectDirName);
 const config = readAgentcoreJson(projectPath);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 expect(agents.length).toBeGreaterThan(0);

 const agent = agents[0]!;
Expand DownExpand Up@@ -434,7 +434,7 @@ describe('Add Agent BYO Flow: Lifecycle Configuration via TUI', () => {

 // Read the agentcore.json and verify lifecycle config
 const config = readAgentcoreJson(projectDir.dir);
 const agents = config.agents as Record<string, unknown>[];
 const agents = config.runtimes as Record<string, unknown>[];
 const agent = agents.find((a: Record<string, unknown>) => a.name === 'ByoLifecycle');
 expect(agent, 'Agent should be in agentcore.json').toBeDefined();

Expand Down

6 changes: 3 additions & 3 deletions
schemas/agentcore.schema.v1.json

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Expand Up@@ -35,7 +35,7 @@
 "pattern": "^[\\p{L}\\p{N}\\s_.:/=+\\-@]*$"
 }
 },
 "agents": {
 "runtimes": {
 "default": [],
 "type": "array",
 "items": {
Expand DownExpand Up@@ -1256,7 +1256,7 @@
 "items": {
 "type": "object",
 "properties": {
 "agentName": {
 "runtimeName": {
 "type": "string",
 "minLength": 1
 },
Expand All@@ -1267,7 +1267,7 @@
 "pattern": "^[A-Za-z_][A-Za-z0-9_]*$"
 }
 },
 "required": ["agentName", "envVarName"],
 "required": ["runtimeName", "envVarName"],
 "additionalProperties": false
 }
 }
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/__tests__/__snapshots__/assets.snapshot.test.ts.snap

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Expand Up@@ -377,7 +377,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

2 changes: 1 addition & 1 deletion
src/assets/cdk/test/cdk.test.ts

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Expand Up@@ -9,7 +9,7 @@ test('AgentCoreStack synthesizes with empty spec', () => {
 name: 'testproject',
 version: 1,
 managedBy: 'CDK' as const,
agents: [],
runtimes: [],
 memories: [],
 credentials: [],
 evaluators: [],
Expand Down

8 changes: 4 additions & 4 deletions
src/cli/cloudformation/__tests__/outputs-extended.test.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -159,7 +159,7 @@ describe('buildDeployedState', () => {

 const state = buildDeployedState({ targetName: 'default', stackName: 'MyStack', agents, gateways: {} });
 expect(state.targets.default).toBeDefined();
 expect(state.targets.default!.resources?.agents).toEqual(agents);
 expect(state.targets.default!.resources?.runtimes).toEqual(agents);
 expect(state.targets.default!.resources?.stackName).toBe('MyStack');
 });

Expand All@@ -168,7 +168,7 @@ describe('buildDeployedState', () => {
 targets: {
 prod: {
 resources: {
agents: {
runtimes: {
 ProdAgent: { runtimeId: 'rt-p', runtimeArn: 'arn:rt-p', roleArn: 'arn:role-p' },
 },
 stackName: 'ProdStack',
Expand DownExpand Up@@ -198,7 +198,7 @@ describe('buildDeployedState', () => {
 const existing = {
 targets: {
 default: {
 resources: { agents: {}, stackName: 'OldStack' },
 resources: { runtimes: {}, stackName: 'OldStack' },
 },
 },
 };
Expand DownExpand Up@@ -231,7 +231,7 @@ describe('buildDeployedState', () => {

 it('handles empty agents record', () => {
 const state = buildDeployedState({ targetName: 'default', stackName: 'Stack', agents: {}, gateways: {} });
 expect(state.targets.default!.resources?.agents).toBeUndefined();
 expect(state.targets.default!.resources?.runtimes).toBeUndefined();
 });

 it('includes evaluators in deployed state when provided', () => {
Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/__tests__/outputs.test.ts

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Expand Up@@ -161,7 +161,7 @@ describe('buildDeployedState', () => {
 it('omits agents field when agents is empty object', () => {
 const result = buildDeployedState({ targetName: 'default', stackName: 'TestStack', agents: {}, gateways: {} });

 expect(result.targets.default!.resources?.agents).toBeUndefined();
 expect(result.targets.default!.resources?.runtimes).toBeUndefined();
 });
});

Expand Down

2 changes: 1 addition & 1 deletion
src/cli/cloudformation/outputs.ts

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Expand Up@@ -373,7 +373,7 @@ export function buildDeployedState(opts: BuildDeployedStateOptions): DeployedSta
 } = opts;
 const targetState: TargetDeployedState = {
 resources: {
agents: Object.keys(agents).length > 0 ? agents : undefined,
runtimes: Object.keys(agents).length > 0 ? agents : undefined,
 memories: memories && Object.keys(memories).length > 0 ? memories : undefined,
 policyEngines: policyEngines && Object.keys(policyEngines).length > 0 ? policyEngines : undefined,
 policies: policies && Object.keys(policies).length > 0 ? policies : undefined,
Expand Down
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