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

# Health Check

> Health check for A2A official implementation - 100% A2A spec compliant.



## OpenAPI

````yaml /api-reference/openapi/EvoAI-Processor-Service/a2a-official.yaml get /api/v1/a2a/health
openapi: 3.1.0
info:
  title: Evolution Foundation - AI Processor Service - A2A Official
  description: AI processing, integrations and sessions
  version: 1.0.0
servers:
  - url: https://api.evoai.app
    description: Production server
  - url: http://localhost:3004
    description: Development server
    variables:
      port:
        default: '3004'
  - url: '{customUrl}'
    description: Custom server
    variables:
      customUrl:
        default: https://your-instance.com
        description: Enter your server URL
security: []
paths:
  /api/v1/a2a/health:
    get:
      summary: Health Check
      description: Health check for A2A official implementation - 100% A2A spec compliant.
      operationId: health_check_api_v1_a2a_health_get
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '400':
          description: Bad Request (invalid data)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
              example:
                success: false
                error:
                  code: BAD_REQUEST
                  message: Invalid request parameters
                meta:
                  timestamp: '2024-01-15T10:30:00Z'
                  path: /api/v1/a2a/health
                  method: GET
        '401':
          description: Unauthorized (invalid or missing token)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
              example:
                success: false
                error:
                  code: UNAUTHORIZED
                  message: Invalid or missing authentication token
                meta:
                  timestamp: '2024-01-15T10:30:00Z'
                  path: /api/v1/a2a/health
                  method: GET
        '403':
          description: Forbidden (insufficient permissions)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
              example:
                success: false
                error:
                  code: FORBIDDEN
                  message: Insufficient permissions to perform this action
                meta:
                  timestamp: '2024-01-15T10:30:00Z'
                  path: /api/v1/a2a/health
                  method: GET
        '404':
          description: Not Found (resource not found)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
              example:
                success: false
                error:
                  code: NOT_FOUND
                  message: Resource not found
                meta:
                  timestamp: '2024-01-15T10:30:00Z'
                  path: /api/v1/a2a/health
                  method: GET
        '500':
          description: Internal Server Error (server error)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
              example:
                success: false
                error:
                  code: INTERNAL_SERVER_ERROR
                  message: An unexpected error occurred
                meta:
                  timestamp: '2024-01-15T10:30:00Z'
                  path: /api/v1/a2a/health
                  method: GET
components:
  schemas:
    ErrorResponse:
      properties:
        success:
          type: boolean
          title: Success
          description: Success indicator
          default: false
        error: 179e0b2e-308d-4fbf-acc0-46f44b26dd0a
        meta:
          $ref: 3be31a84-c290-4a2c-8029-c00b3b77500b
          description: Metadata
      type: object
      required:
        - error
        - meta
      title: ErrorResponse
      description: |-
        Standard error response schema matching error_response() return format.

        This schema matches the structure returned by error_response() function,
        which always uses ErrorInfo for the error field.

````

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