HitPay Refund API

openapi: 3.1.1
info:
  title: HitPay Account Status Refund API
  description: 'Accept PayNow, FPX, QRIS, GrabPay, cards, and 40+ payment methods with a single API. Production base URL: https://api.hit-pay.com, Sandbox: https://api.sandbox.hit-pay.com'
  version: '1.0'
servers:
- url: https://api.hit-pay.com
  description: Production
- url: https://api.sandbox.hit-pay.com
  description: Sandbox
tags:
- name: Refund
paths:
  /v1/refund:
    post:
      summary: Refund
      description: The API to refund the charge
      operationId: refund
      parameters:
      - name: X-BUSINESS-API-KEY
        in: header
        required: true
        style: simple
        explode: false
        schema:
          type: string
          example: b286daabf9921b5a01a4621f026c111e046f8911feba212996c92159b98427d
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required:
              - amount
              - payment_id
              properties:
                amount:
                  type: number
                  description: The remaining amount to be refunded.
                  example: 100.99
                payment_id:
                  type: string
                  format: uuid
                  example: 3c90c3cc-0d44-4b50-8888-8dd25736052a
                  description: Payment ID for the successful payment request
                webhook:
                  type: string
                  format: uri
                  description: The webhook URL
                  example: https://www.google.com
                send_email:
                  type: string
                  enum:
                  - 'true'
                  - 'false'
                email:
                  type: string
                  format: email
                  example: test@gmail.com
      responses:
        '200':
          description: '200'
          content:
            application/json:
              examples:
                Result:
                  value:
                    id: 9ef6957e-6b1b-4e08-8cde-d5f5c908418d
                    refunded_by: QA SG
                    payment_id: 9a934d94-a41f-46c7-a934-c1ebf2436008
                    amount_refunded: 1
                    total_amount: 96.49
                    currency: sgd
                    status: succeeded
                    payment_method: card
                    provider_fee: null
                    provider_fee_currency: null
                    refunded_at: '2025-05-21T09:17:52.000000Z'
                    created_at: '2025-05-21T17:17:52'
              schema:
                type: object
                properties:
                  id:
                    type: string
                    examples:
                    - 9858acaf-edc8-427d-b0e5-c32e1b1543db
                  refunded_by:
                    type: string
                    example: Test QA
                  payment_id:
                    type: string
                    example: 984e6b86-f0e2-4283-991c-d8236f67567e
                  amount_refunded:
                    type: integer
                    example: 13
                    default: 0
                  total_amount:
                    type: number
                    example: 99.99
                    default: 0
                  currency:
                    type: string
                    example: usd
                  status:
                    type: string
                    default: succeeded
                  payment_method:
                    type: string
                    example: card
                  provider_fee:
                    type: integer
                    example: 1.1
                  provider_fee_currency:
                    type: string
                    example: SGD
                  refunded_at:
                    type: string
                    example: '2025-05-21T09:17:52.000000Z'
                  created_at:
                    type: string
                    example: '2023-01-30T16:10:17'
      deprecated: false
      security: []
      x-readme:
        code-samples:
        - language: curl
          code: 'curl --location --request POST ''https://api.sandbox.hit-pay.com/v1/refund'' \

            --header ''X-BUSINESS-API-KEY: meowmeowmeow'' \

            --header ''X-Requested-With: XMLHttpRequest'' \

            --header ''Content-Type: application/x-www-form-urlencoded'' \

            --data-urlencode ''amount=13444'' \

            --data-urlencode ''payment_id=984e6b86-f0e2-4283-991c-d8236f67567e'' \

            --data-urlencode ''webhook=https://webhook.site/64da3fed-cd82-49cc-a368-a9ede02441aa'' \

            --data-urlencode ''send_email=true '' \

            --data-urlencode ''email=raymond@hit-pay.com''

            '
          name: cURL
        samples-languages:
        - curl
      tags:
      - Refund
  /v1/refund/{refund_id}:
    get:
      summary: Get Refund Details
      description: Get the refund detail.
      operationId: get-refund
      parameters:
      - name: X-BUSINESS-API-KEY
        in: header
        required: true
        style: simple
        explode: false
        schema:
          type: string
          example: b286daabf9921b5a01a4621f026c111e046f8911feba212996c92159b98427d
      - name: refund_id
        in: path
        description: The refund id
        schema:
          type: string
          format: uuid
        required: true
      responses:
        '200':
          description: '200'
          content:
            application/json:
              examples:
                Result:
                  value:
                    id: a1feb98d-f31d-4378-9382-1a373853f7eb
                    refunded_by: null
                    payment_id: a1feb5cb-fff3-4cd7-a5a1-a4e91307353d
                    amount_refunded: 10
                    total_amount: 110
                    currency: sgd
                    status: succeeded
                    payment_method: card
                    provider_fee: null
                    provider_fee_currency: null
                    refunded_at: '2026-06-11T05:01:08.000000Z'
                    created_at: '2026-06-11T05:01:08.000000Z'
              schema:
                type: object
                properties:
                  id:
                    type: string
                    format: uuid
                    example: a1feb98d-f31d-4378-9382-1a373853f7eb
                  refunded_by:
                    type: string
                    nullable: true
                    example: null
                  payment_id:
                    type: string
                    format: uuid
                    example: a1feb5cb-fff3-4cd7-a5a1-a4e91307353d
                  amount_refunded:
                    type: number
                    example: 10
                  total_amount:
                    type: number
                    example: 110
                  currency:
                    type: string
                    example: sgd
                  status:
                    type: string
                    example: succeeded
                  payment_method:
                    type: string
                    example: card
                  provider_fee:
                    type: number
                    nullable: true
                    example: null
                  provider_fee_currency:
                    type: string
                    nullable: true
                    example: null
                  refunded_at:
                    type: string
                    format: date-time
                    example: '2026-06-11T05:01:08.000000Z'
                  created_at:
                    type: string
                    format: date-time
                    example: '2026-06-11T05:01:08.000000Z'
      deprecated: false
      security: []
      x-readme:
        code-samples:
        - lang: shell
          source: 'curl -X GET "https://api.sandbox.hit-pay.com/v1/refund/{refund_id}" -H "X-BUSINESS-API-KEY: b286daabf9921b5a01a4621f026c111e046f8911feba212996c92159b98427d"'
        samples-languages:
        - curl
      tags:
      - Refund
x-readme:
  headers: []
  explorer-enabled: true
  proxy-enabled: true
  samples-enabled: true
x-readme-fauxas: true