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OpenAPI Specification

openapi: 3.2.0
info:
  title: ADVANCE.AI Open Face Recognition API
  version: '1.0'
  description: ADVANCE.AI is the digital identity verification, KYC/KYB, AML and risk management business unit of Advance Intelligence Group.
  contact:
    name: ADVANCE.AI Business Development
    url: https://advance.ai/contact-us/
  termsOfService: https://advance.ai/terms-of-service/
servers:
- url: https://api.advance.ai
  description: Global production host
- url: https://sg-api.advance.ai
  description: Singapore regional host
security:
- AccessToken: []
tags:
- name: Face Recognition
  description: Face comparison and biometric matching.
paths:
  /openapi/face-recognition/v4/check:
    post:
      tags:
      - Face Recognition
      operationId: faceComparison
      summary: Compare two faces
      description: Compare two photographs and return a similarity score (0-100) plus the detected face position in each image.
      requestBody:
        required: true
        content:
          multipart/form-data:
            schema:
              $ref: '#/components/schemas/FaceComparisonRequest'
      responses:
        '200':
          description: Comparison result (or a business error in the envelope).
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/FaceComparisonResponse'
components:
  schemas:
    FaceComparisonResponse:
      allOf:
      - $ref: '#/components/schemas/Envelope'
      - type: object
        properties:
          data:
            type: object
            properties:
              similarity:
                type: number
                description: Similarity score from 0 to 100.
              firstFace:
                type: object
                description: Detected face position in the first image.
              secondFace:
                type: object
                description: Detected face position in the second image.
    Envelope:
      type: object
      description: Common response envelope shared by all ADVANCE.AI Open API operations.
      properties:
        code:
          type: string
          description: Business status code (e.g. SUCCESS, PARAMETER_ERROR, ACCESS_DENIED).
          example: SUCCESS
        message:
          type: string
          description: Human-readable explanation of the status code.
        extra:
          type: string
          description: Exception detail, present on some error responses.
        transactionId:
          type: string
          maxLength: 64
          description: Request identifier echoed back for tracing.
        pricingStrategy:
          type: string
          enum:
          - FREE
          - PAY
          description: Whether the call was billable.
      required:
      - code
    FaceComparisonRequest:
      type: object
      required:
      - firstImage
      - secondImage
      properties:
        firstImage:
          type: string
          format: binary
          description: First photograph for comparison.
        secondImage:
          type: string
          format: binary
          description: Second photograph for comparison.
  securitySchemes:
    AccessToken:
      type: apiKey
      in: header
      name: X-ACCESS-TOKEN
      description: Access token obtained from POST /openapi/auth/ticket/v1/generate-token.
externalDocs:
  description: ADVANCE.AI API Documentation
  url: https://doc.advance.ai/