> ## Documentation Index
> Fetch the complete documentation index at: https://evalgate.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# List model gateway health

> Requires scopes: eval:read



## OpenAPI

````yaml /api-reference/openapi.json get /api/model-gateway/provenance/health
openapi: 3.1.0
info:
  title: EvalGate API
  version: 3.7.6
  description: EvalGate API. See docs/api-contract.md for stability commitments.
servers:
  - url: https://evalgate.com
    description: Production
  - url: http://localhost:3000
    description: Local
security: []
paths:
  /api/model-gateway/provenance/health:
    get:
      tags:
        - model gateway
      summary: List model gateway health
      description: 'Requires scopes: eval:read'
      operationId: get_model_gateway_provenance_health
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: >-
                  #/components/schemas/GetApiModelGatewayProvenanceHealthResponse200ApplicationJson
        '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'
      security:
        - bearerAuth:
            - eval:read
components:
  schemas:
    GetApiModelGatewayProvenanceHealthResponse200ApplicationJson:
      type: object
      properties:
        status:
          oneOf:
            - type: string
              enum:
                - critical
            - type: string
              enum:
                - healthy
            - type: string
              enum:
                - degraded
        checkedAt:
          type: string
        totalCalls:
          type: number
        completeCount:
          type: number
        pendingCount:
          type: number
        terminallyIncompleteCount:
          type: number
        incompleteCount:
          type: number
        oldestIncompleteAt:
          oneOf:
            - type: 'null'
            - type: string
        oldestIncompleteAgeSeconds:
          oneOf:
            - type: 'null'
            - type: number
        byMissingPart:
          type: object
          properties:
            policy_decision:
              type: number
            ledger:
              type: number
            cost_record:
              type: number
            evidence_edges:
              type: number
            run_result:
              type: number
            terminal_state:
              type: number
          additionalProperties: false
          required:
            - policy_decision
            - ledger
            - cost_record
            - evidence_edges
            - run_result
            - terminal_state
        thresholds:
          type: object
          properties:
            criticalAgeSeconds:
              type: number
          additionalProperties: false
          required:
            - criticalAgeSeconds
      additionalProperties: false
      required:
        - status
        - checkedAt
        - totalCalls
        - completeCount
        - pendingCount
        - terminallyIncompleteCount
        - incompleteCount
        - oldestIncompleteAt
        - oldestIncompleteAgeSeconds
        - byMissingPart
        - thresholds
    ApiError:
      type: object
      properties:
        error:
          type: object
          properties:
            code:
              type: string
              enum:
                - UNAUTHORIZED
                - FORBIDDEN
                - NOT_FOUND
                - VALIDATION_ERROR
                - RATE_LIMITED
                - CONFLICT
                - INTERNAL_ERROR
                - SERVICE_UNAVAILABLE
                - QUOTA_EXCEEDED
                - NO_ORG_MEMBERSHIP
                - CROSS_ORG_REFERENCE
                - INCOMPLETE
                - MALFORMED
            message:
              type: string
            details: {}
            requestId:
              type: string
              format: uuid
          required:
            - code
            - message
      required:
        - error
  responses:
    ValidationError:
      description: Validation error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
    Unauthorized:
      description: Unauthorized
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
    Forbidden:
      description: Forbidden
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
    Conflict:
      description: Conflict
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
    RateLimited:
      description: Rate limit exceeded
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
    InternalError:
      description: Internal server error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: API Key or Session Token

````