Mercado Pago Authentication API

openapi: 3.1.0
info:
  title: Mercado Pago REST Authentication API
  description: 'Mercado Pago REST API covering payments, Checkout Pro preferences,

    subscriptions (preapprovals), customers, cards, merchant orders, Orders

    API, refunds, chargebacks, claims, reports, Point (POS), QR, and OAuth.

    All requests authenticate with a Bearer access token in the

    `Authorization` header. Webhook deliveries are signed via the

    `x-signature` and `x-request-id` headers.

    '
  version: v1
  contact:
    name: Mercado Pago Developers
    url: https://www.mercadopago.com.br/developers/en/reference
  license:
    name: Mercado Pago Terms of Service
    url: https://www.mercadopago.com.br/ayuda/terminos-y-politicas_299
servers:
- url: https://api.mercadopago.com
  description: Mercado Pago Production API
security:
- bearerAuth: []
tags:
- name: Authentication
  description: OAuth 2.0 authorisation flows
paths:
  /oauth/token:
    post:
      tags:
      - Authentication
      summary: Create Or Refresh An OAuth Token
      operationId: createOauthToken
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/OAuthTokenRequest'
      responses:
        '200':
          description: Access token issued
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OAuthTokenResponse'
components:
  schemas:
    OAuthTokenRequest:
      type: object
      required:
      - grant_type
      - client_id
      - client_secret
      properties:
        grant_type:
          type: string
          enum:
          - authorization_code
          - refresh_token
          - client_credentials
        client_id:
          type: string
        client_secret:
          type: string
        code:
          type: string
        refresh_token:
          type: string
        redirect_uri:
          type: string
          format: uri
    OAuthTokenResponse:
      type: object
      properties:
        access_token:
          type: string
        token_type:
          type: string
          example: bearer
        expires_in:
          type: integer
        scope:
          type: string
        user_id:
          type: integer
        refresh_token:
          type: string
        public_key:
          type: string
        live_mode:
          type: boolean
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: access_token
      description: 'Mercado Pago access token. Send as `Authorization: Bearer {ACCESS_TOKEN}`.

        HTTPS is required. Idempotency is supported via the `X-Idempotency-Key`

        header on POST/PUT operations.

        '
    oauth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://auth.mercadopago.com/authorization
          tokenUrl: https://api.mercadopago.com/oauth/token
          scopes:
            offline_access: Persistent refresh token
            read: Read merchant data
            write: Write merchant data