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OpenAPI Specification

openapi: 3.2.0
info:
  title: EvalGate MCP API
  version: 18.13.0
  description: EvalGate API. See docs/api-contract.md for stability commitments.
servers:
- url: https://evalgate.com
  description: Production
- url: http://localhost:3000
  description: Local
tags:
- name: MCP
paths:
  /api/mcp/call:
    post:
      x-evalgate-source-hash: sha256:90774acb600e9e135ff53f33bed95510b995d76e695920592064a74eb227b6dc
      summary: Create mcp call
      operationId: post_mcp_call
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostApiMcpCallResponse200ApplicationJson'
        '400':
          $ref: '#/components/responses/ValidationError'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
        '409':
          $ref: '#/components/responses/Conflict'
        '429':
          $ref: '#/components/responses/RateLimited'
        '500':
          $ref: '#/components/responses/InternalError'
        '503':
          $ref: '#/components/responses/ServiceUnavailable'
      security:
      - bearerAuth: []
      tags:
      - MCP
      x-evalgate-request-validators:
      - McpCallBodySchema
      - toolSchema
      x-evalgate-required-scopes:
      - eval:read
      description: 'Requires scopes: eval:read'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostApiMcpCallRequest'
      x-evalgate-contract-hash: sha256:110775919b3ef30852291a3e75890c325f178a0f5f4d8484679eb2c66d7114a0
  /api/mcp:
    get:
      x-evalgate-source-hash: sha256:fb8087cb5b714680b3c2ab89d39194a071fde0c3b58563eb385749642915ef90
      summary: List mcp mcp
      operationId: get_mcp
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetApiMcpResponse200ApplicationJson'
        '400':
          $ref: '#/components/responses/ValidationError'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
        '409':
          $ref: '#/components/responses/Conflict'
        '429':
          $ref: '#/components/responses/RateLimited'
        '500':
          $ref: '#/components/responses/InternalError'
        '503':
          $ref: '#/components/responses/ServiceUnavailable'
      security:
      - bearerAuth: []
      tags:
      - MCP
      description: Requires an authenticated bearer token. List mcp mcp.
      x-evalgate-contract-hash: sha256:920ca471c107ef8b849be0a08958b56b23f20bf062d09851b46a06fbde1d56a7
    post:
      x-evalgate-source-hash: sha256:42604fdadcc39c7596b40fcb26174df581d765f26c1b92bdcc4041b8161b1a2c
      summary: Create mcp mcp
      operationId: post_mcp
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostApiMcpResponse200ApplicationJson'
        '400':
          $ref: '#/components/responses/ValidationError'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
        '409':
          $ref: '#/components/responses/Conflict'
        '429':
          $ref: '#/components/responses/RateLimited'
        '500':
          $ref: '#/components/responses/InternalError'
        '503':
          $ref: '#/components/responses/ServiceUnavailable'
      security:
      - bearerAuth: []
      tags:
      - MCP
      description: Requires an authenticated bearer token. Create mcp mcp.
      x-evalgate-contract-hash: sha256:920ca471c107ef8b849be0a08958b56b23f20bf062d09851b46a06fbde1d56a7
    delete:
      x-evalgate-source-hash: sha256:f9bd0f9f46aeb19f01d44461f08cdc7d772d3635e95f6ae7c984b56ace869aa6
      summary: Delete mcp mcp
      operationId: delete_mcp
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DeleteApiMcpResponse200ApplicationJson'
        '400':
          $ref: '#/components/responses/ValidationError'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
        '409':
          $ref: '#/components/responses/Conflict'
        '429':
          $ref: '#/components/responses/RateLimited'
        '500':
          $ref: '#/components/responses/InternalError'
        '503':
          $ref: '#/components/responses/ServiceUnavailable'
      security:
      - bearerAuth: []
      tags:
      - MCP
      description: Requires an authenticated bearer token. Delete mcp mcp.
      x-evalgate-contract-hash: sha256:920ca471c107ef8b849be0a08958b56b23f20bf062d09851b46a06fbde1d56a7
  /api/mcp/tools:
    get:
      x-evalgate-source-hash: sha256:de289b6c8db17ac5473aa10850b7e4e180d39936b3361667d589e1a571fa7770
      summary: List mcp tools
      operationId: get_mcp_tools
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetApiMcpToolsResponse200ApplicationJson'
        '400':
          $ref: '#/components/responses/ValidationError'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
        '409':
          $ref: '#/components/responses/Conflict'
        '429':
          $ref: '#/components/responses/RateLimited'
        '500':
          $ref: '#/components/responses/InternalError'
        '503':
          $ref: '#/components/responses/ServiceUnavailable'
      security:
      - bearerAuth: []
      tags:
      - MCP
      x-evalgate-required-scopes:
      - eval:read
      description: 'Requires scopes: eval:read'
      parameters:
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          minimum: 1
          maximum: 1000
          default: 50
      - name: offset
        in: query
        required: false
        schema:
          type: integer
          minimum: 0
          default: 0
      x-evalgate-contract-hash: sha256:86f0a2d9a8b9395f0d9078320813a25fd3bfc4035d2ba0ea02fbe625284ba31b
components:
  responses:
    Unauthorized:
      description: Unauthorized
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: IETF HTTPAPI structured remaining quota and reset delay (work in progress).
          schema:
            type: string
        WWW-Authenticate:
          description: Bearer challenge. Agent-facing routes include the RFC 9728 resource_metadata URL.
          schema:
            type: string
    Conflict:
      description: Conflict
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: IETF HTTPAPI structured remaining quota and reset delay (work in progress).
          schema:
            type: string
    RateLimited:
      description: Rate limit exceeded
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: IETF HTTPAPI structured remaining quota and reset delay (work in progress).
          schema:
            type: string
        Retry-After:
          description: Delay in seconds before retrying when present.
          schema:
            type: integer
            minimum: 1
    ValidationError:
      description: Validation error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: IETF HTTPAPI structured remaining quota and reset delay (work in progress).
          schema:
            type: string
    Forbidden:
      description: Forbidden
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: IETF HTTPAPI structured remaining quota and reset delay (work in progress).
          schema:
            type: string
    ServiceUnavailable:
      description: Service unavailable
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: IETF HTTPAPI structured remaining quota and reset delay (work in progress).
          schema:
            type: string
    InternalError:
      description: Internal server error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: IETF HTTPAPI structured remaining quota and reset delay (work in progress).
          schema:
            type: string
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: IETF HTTPAPI structured remaining quota and reset delay (work in progress).
          schema:
            type: string
  schemas:
    GetApiMcpToolsResponse200ApplicationJson:
      type: object
      properties:
        api:
          type: string
        apiVersion:
          type: string
        compatibility:
          type: string
        writesEnabled:
          type: boolean
        tools:
          type: array
          items:
            type: object
            properties:
              mutation:
                oneOf:
                - type: boolean
                  enum:
                  - false
                - type: boolean
                  enum:
                  - true
              longRunning:
                type: boolean
                enum:
                - true
              version:
                type: string
              name:
                type: string
              description:
                type: string
              inputSchema:
                type: object
                properties:
                  type:
                    type: string
                    enum:
                    - object
                  properties:
                    type: object
                    additionalProperties:
                      type: object
                      properties:
                        type:
                          type: string
                        description:
                          type: string
                        enum:
                          type: array
                          items:
                            type: string
                      additionalProperties: false
                      required:
                      - type
                  required:
                    type: array
                    items:
                      type: string
                additionalProperties: false
                required:
                - type
                - properties
            additionalProperties: false
            required:
            - name
            - description
            - inputSchema
      additionalProperties: false
      required:
      - api
      - apiVersion
      - compatibility
      - writesEnabled
      - tools
    PostApiMcpCallResponse200ApplicationJson:
      type: object
      properties:
        ok:
          type: boolean
          enum:
          - true
        content:
          type: array
          items:
            oneOf:
            - type: object
              properties:
                type:
                  type: string
                  enum:
                  - json
                json:
                  $ref: '#/components/schemas/JsonValue'
              additionalProperties: false
              required:
              - type
              - json
            - type: object
              properties:
                type:
                  type: string
                  enum:
                  - text
                text:
                  type: string
              additionalProperties: false
              required:
              - type
              - text
      additionalProperties: false
      required:
      - ok
      - content
    DeleteApiMcpResponse200ApplicationJson:
      oneOf:
      - type: object
        properties:
          jsonrpc:
            type: string
            enum:
            - '2.0'
          id:
            oneOf:
            - type: string
            - type: integer
            - type: 'null'
          result:
            type: object
            additionalProperties:
              $ref: '#/components/schemas/JsonValue'
        required:
        - jsonrpc
        - id
        - result
        additionalProperties:
          $ref: '#/components/schemas/JsonValue'
      - type: object
        properties:
          jsonrpc:
            type: string
            enum:
            - '2.0'
          id:
            oneOf:
            - type: string
            - type: integer
            - type: 'null'
          error:
            type: object
            properties:
              code:
                type: integer
              message:
                type: string
              data:
                $ref: '#/components/schemas/JsonValue'
            required:
            - code
            - message
            additionalProperties:
              $ref: '#/components/schemas/JsonValue'
        required:
        - jsonrpc
        - id
        - error
        additionalProperties:
          $ref: '#/components/schemas/JsonValue'
    PostApiMcpResponse200ApplicationJson:
      oneOf:
      - type: object
        properties:
          jsonrpc:
            type: string
            enum:
            - '2.0'
          id:
            oneOf:
            - type: string
            - type: integer
            - type: 'null'
          result:
            type: object
            additionalProperties:
              $ref: '#/components/schemas/JsonValue'
        required:
        - jsonrpc
        - id
        - result
        additionalProperties:
          $ref: '#/components/schemas/JsonValue'
      - type: object
        properties:
          jsonrpc:
            type: string
            enum:
            - '2.0'
          id:
            oneOf:
            - type: string
            - type: integer
            - type: 'null'
          error:
            type: object
            properties:
              code:
                type: integer
              message:
                type: string
              data:
                $ref: '#/components/schemas/JsonValue'
            required:
            - code
            - message
            additionalProperties:
              $ref: '#/components/schemas/JsonValue'
        required:
        - jsonrpc
        - id
        - error
        additionalProperties:
          $ref: '#/components/schemas/JsonValue'
    ApiError:
      type: object
      properties:
        error:
          type: object
          properties:
            code:
              type: string
              enum:
              - UNAUTHORIZED
              - FORBIDDEN
              - NOT_FOUND
              - INVALID_REFERENCE
              - VALIDATION_ERROR
              - RATE_LIMITED
              - CONFLICT
              - INTERNAL_ERROR
              - SERVICE_UNAVAILABLE
              - QUOTA_EXCEEDED
              - FEATURE_LIMIT_REACHED
              - NO_ORG_MEMBERSHIP
              - SHARE_REVOKED
              - SHARE_EXPIRED
              - SHARE_UNAVAILABLE
              - PROVIDER_KEY_MISSING
              - PROVIDER_KEY_EXPIRED
              - PROVIDER_RATE_LIMITED
              - PROVIDER_UNAUTHORIZED
              - PROVIDER_UNAVAILABLE
              - AGENT_HANDOFF_INVALID
              - AGENT_HANDOFF_EXPIRED
              - AGENT_HANDOFF_DENIED
              - AGENT_HANDOFF_CONSUMED
              - PAYLOAD_TOO_LARGE
              - METHOD_NOT_ALLOWED
            message:
              type: string
            details: {}
            requestId:
              type: string
              format: uuid
            redaction:
              type: object
              properties:
                applied:
                  type: boolean
                  enum:
                  - true
                fieldCount:
                  type: integer
                  minimum: 0
                secretCount:
                  type: integer
                  minimum: 0
              required:
              - applied
              - fieldCount
              - secretCount
          required:
          - code
          - message
      required:
      - error
    JsonValue:
      oneOf:
      - type: 'null'
      - type: boolean
      - type: number
      - type: string
      - type: array
        items:
          $ref: '#/components/schemas/JsonValue'
      - type: object
        additionalProperties:
          $ref: '#/components/schemas/JsonValue'
    PostApiMcpCallRequest:
      type: object
      properties:
        tool:
          type: string
        arguments:
          type: object
          additionalProperties:
            $ref: '#/components/schemas/JsonValue'
      additionalProperties: false
      required:
      - tool
    GetApiMcpResponse200ApplicationJson:
      oneOf:
      - type: object
        properties:
          jsonrpc:
            type: string
            enum:
            - '2.0'
          id:
            oneOf:
            - type: string
            - type: integer
            - type: 'null'
          result:
            type: object
            additionalProperties:
              $ref: '#/components/schemas/JsonValue'
        required:
        - jsonrpc
        - id
        - result
        additionalProperties:
          $ref: '#/components/schemas/JsonValue'
      - type: object
        properties:
          jsonrpc:
            type: string
            enum:
            - '2.0'
          id:
            oneOf:
            - type: string
            - type: integer
            - type: 'null'
          error:
            type: object
            properties:
              code:
                type: integer
              message:
                type: string
              data:
                $ref: '#/components/schemas/JsonValue'
            required:
            - code
            - message
            additionalProperties:
              $ref: '#/components/schemas/JsonValue'
        required:
        - jsonrpc
        - id
        - error
        additionalProperties:
          $ref: '#/components/schemas/JsonValue'
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: EvalGate API key
      description: Organization-scoped EvalGate API key. Discover the supported agent scopes at /.well-known/oauth-protected-resource. Per-operation grants are listed in x-evalgate-required-scopes; OpenAPI bearer security requirement arrays remain empty as required for non-OAuth schemes.
      x-evalgate-scopes-supported:
      - eval:read
      - eval:write
      - objectives:read
      - objectives:write
      - runs:read
      - runs:write
      - traces:read
      - traces:write
      - exports:download
      - reports:write
      - prompt:publish
      - scorer:publish
      - red_team:read
      - red_team:run
      - red_team:approve
      - docs:read
      - agent:read
      - agent:execute
      - resources:read
      - resources:write
      - contexts:read
      - contexts:write
      - observations:write
      - checks:read
      - checks:run
      - standards:read
      - standards:write
      - standards:approve
      - grants:read
      - grants:write
      - admin:keys
      - admin:workspace
      - admin:org
      x-evalgate-protected-resource-metadata: https://www.evalgate.com/.well-known/oauth-protected-resource
    ProviderHealthSignature:
      type: apiKey
      in: header
      name: x-evalgate-provider-health-signature
      description: HMAC SHA-256 signature over the exact provider request bytes. Provider requests also require the timestamp and key-id headers.
    browserSession:
      type: apiKey
      in: cookie
      name: better-auth.session_token
      description: Interactive EvalGate browser session established through GitHub or Google sign-in. This scheme represents the human approval step and is not an agent API key or an EvalGate OAuth authorization-server token.
x-service-info:
  categories:
  - ai
  - developer-tools
  docs:
    homepage: https://evalgate.com
    apiReference: https://docs.evalgate.com/api-reference
    llms: https://evalgate.com/llms.txt