Midtrans

Midtrans Snap API

Hosted / drop-in checkout session creation.

Documentation GitHub OpenAPI

Operations 1

POST /snap/v1/transactions Create a Snap checkout transaction #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Midtrans Payment Snap API
  description: A representative OpenAPI description of the Midtrans payment platform, an Indonesian payment gateway (part of the GoTo Group).
  version: '1.0'
  contact:
    name: Midtrans
    url: https://midtrans.com
  license:
    name: Proprietary
    url: https://midtrans.com
servers:
- url: https://api.midtrans.com
  description: Core API / Payment Link / Subscription - Production
- url: https://api.sandbox.midtrans.com
  description: Core API / Payment Link / Subscription - Sandbox
security:
- serverKeyAuth: []
tags:
- name: Snap
  description: Hosted / drop-in checkout session creation.
paths:
  /snap/v1/transactions:
    servers:
    - url: https://app.midtrans.com
      description: Snap - Production
    - url: https://app.sandbox.midtrans.com
      description: Snap - Sandbox
    post:
      operationId: createSnapTransaction
      tags:
      - Snap
      summary: Create a Snap checkout transaction
      description: Creates a Snap checkout session for the given order and returns a transaction `token` and a `redirect_url`. The token drives the Snap.js popup or the redirect page, which renders every payment method enabled for the merchant.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SnapRequest'
      responses:
        '201':
          description: Snap token created.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SnapResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  schemas:
    SnapRequest:
      type: object
      required:
      - transaction_details
      properties:
        transaction_details:
          $ref: '#/components/schemas/TransactionDetails'
        item_details:
          type: array
          items:
            $ref: '#/components/schemas/ItemDetail'
        customer_details:
          $ref: '#/components/schemas/CustomerDetails'
        enabled_payments:
          type: array
          items:
            type: string
        credit_card:
          type: object
          additionalProperties: true
    ItemDetail:
      type: object
      properties:
        id:
          type: string
        price:
          type: integer
        quantity:
          type: integer
        name:
          type: string
    SnapResponse:
      type: object
      properties:
        token:
          type: string
        redirect_url:
          type: string
          format: uri
    CustomerDetails:
      type: object
      properties:
        first_name:
          type: string
        last_name:
          type: string
        email:
          type: string
        phone:
          type: string
    TransactionDetails:
      type: object
      required:
      - order_id
      - gross_amount
      properties:
        order_id:
          type: string
        gross_amount:
          type: integer
          description: Total amount in the smallest currency unit (IDR has no decimals).
    Error:
      type: object
      properties:
        status_code:
          type: string
        status_message:
          type: string
        id:
          type: string
  responses:
    Unauthorized:
      description: Missing or invalid credentials.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    serverKeyAuth:
      type: http
      scheme: basic
      description: 'HTTP Basic authentication. Your Server Key is the username and the password is empty, so the header is `Authorization: Basic base64(SERVER_KEY:)`. Iris disbursement uses the same HTTP Basic scheme but with its own creator / approver API key.'