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OpenAPI Specification

openapi: 3.2.0
info:
  title: Facebook Graph Authentication API
  description: The primary way to read and write data to the Facebook social graph, providing access to user profiles, posts, pages, photos, videos, comments, and social interactions.
  version: '21.0'
  contact:
    name: Meta Platforms
    url: https://developers.facebook.com
  x-generated-from: documentation
  x-last-validated: '2026-04-18'
servers:
- url: https://graph.facebook.com/v21.0
  description: Facebook Graph API v21.0
security:
- BearerAuth: []
tags:
- name: Authentication
paths:
  /debug_token:
    get:
      operationId: debugToken
      summary: Facebook Debug Token
      description: Get metadata about an access token.
      tags:
      - Authentication
      parameters:
      - name: input_token
        in: query
        required: true
        description: The access token to debug.
        schema:
          type: string
        example: EAABsbCS1iZA...
      responses:
        '200':
          description: Token information retrieved successfully.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TokenDebugInfo'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  schemas:
    TokenDebugInfo:
      type: object
      description: Debug information about an access token.
      properties:
        data:
          type: object
          properties:
            app_id:
              type: string
              description: The app ID.
            type:
              type: string
              description: Token type.
              enum:
              - USER
              - PAGE
              - APP
            user_id:
              type: string
              description: User ID associated with token.
            is_valid:
              type: boolean
              description: Whether the token is valid.
            expires_at:
              type: integer
              description: Token expiration timestamp.
            scopes:
              type: array
              items:
                type: string
              description: Permissions granted to the token.
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      description: OAuth 2.0 access token for Facebook Graph API.