openapi: 3.1.0
info:
  title: Paradox Authentication API
  description: API for the Paradox conversational AI recruiting platform powered by Olivia. Provides endpoints for managing candidates, users, interview scheduling, locations, company data, reporting, and candidate attributes. Paradox automates candidate screening, interview scheduling, and hiring workflows through chat, SMS, and mobile-driven experiences.
  version: 1.0.0
  contact:
    name: Paradox Support
    url: https://www.paradox.ai/contact
    email: support@paradox.ai
  license:
    name: Proprietary
    url: https://www.paradox.ai/legal/service-terms
  termsOfService: https://www.paradox.ai/legal/service-terms
servers:
- url: https://api.paradox.ai/api/v1/public
  description: Production (US)
- url: https://api.eu1.paradox.ai/api/v1/public
  description: Production (EU)
- url: https://stgapi.paradox.ai/api/v1/public
  description: Staging (US)
- url: https://api.stg.eu1.paradox.ai/api/v1/public
  description: Staging (EU)
- url: https://testapi.paradox.ai/api/v1/public
  description: Test
- url: https://dev2api.paradox.ai/api/v1/public
  description: Development
security:
- oauth2: []
- bearerAuth: []
tags:
- name: Authentication
  description: OAuth 2.0 token and JWT verification endpoints
paths:
  /auth/token:
    post:
      operationId: getAuthToken
      summary: Paradox Get OAuth 2.0 access token
      description: Obtain an access token using OAuth 2.0 client credentials grant. The returned token should be included in the Authorization header as a Bearer token for subsequent API requests.
      tags:
      - Authentication
      security: []
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              type: object
              required:
              - client_id
              - client_secret
              - grant_type
              properties:
                client_id:
                  type: string
                  description: Account ID provided by Paradox
                client_secret:
                  type: string
                  description: Secret key provided by Paradox
                grant_type:
                  type: string
                  enum:
                  - client_credentials
                  description: OAuth 2.0 grant type
      responses:
        '200':
          description: Access token issued successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  access_token:
                    type: string
                    description: Bearer access token
                  expires_in:
                    type: integer
                    description: Token expiration time in seconds
                  token_type:
                    type: string
                    description: Token type (Bearer)
        '401':
          $ref: '#/components/responses/Unauthorized'
  /verify-jwt:
    post:
      operationId: verifyJwt
      summary: Paradox Verify JWT token
      description: Verify the validity of a JWT authentication token.
      tags:
      - Authentication
      responses:
        '200':
          description: Token is valid
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SuccessResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '432':
          description: Token expired
components:
  schemas:
    SuccessResponse:
      type: object
      properties:
        success:
          type: boolean
  responses:
    Unauthorized:
      description: Authentication failed
      content:
        application/json:
          schema:
            type: object
            properties:
              success:
                type: boolean
                const: false
              message:
                type: string
  securitySchemes:
    oauth2:
      type: oauth2
      description: OAuth 2.0 client credentials authentication
      flows:
        clientCredentials:
          tokenUrl: /auth/token
          scopes: {}
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: Bearer token obtained from the OAuth 2.0 token endpoint
externalDocs:
  description: Paradox API Documentation
  url: https://readme.paradox.ai/docs