PayPay Payment API

Everything involved in the payment life cycle

Operations 9

POST /v2/codes Create a QRCode #
DELETE /v2/codes/{codeId} Delete a Code #
GET /v2/codes/payments/{merchantPaymentId} Get payment details #
DELETE /v2/payments/{merchantPaymentId} Cancel a payment #
POST /v2/payments/reauthorize Update a payment authorization #
POST /v2/payments/capture Capture a payment authorization #
POST /v2/payments/preauthorize/revert Revert a payment authorization #
POST /v2/refunds Refund a payment #
GET /v2/refunds/{merchantRefundId}?paymentId={paymentId} Get refund details #

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API
curl "https://apis.io/api/v1/apis/paypay-payment-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

paypay-payment-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  x-logo:
    url: https://image.paypay.ne.jp/page/common/images/img_logo.png
    altText: PayPay Open Payment Api
  contact:
    name: API Support
  version: '1.1'
  title: Dynamic QR Payment API
  description: '# Introduction


    PayPay Open Payment API (OPA) is designed to be used by our payment partners to make payment-related operations in different scenarios, so as to deliver the best payment experience to end users.'
servers:
- description: Production server
  url: //apigw.paypay.ne.jp
- description: Staging server
  url: //apigw.stg.paypay.ne.jp
- description: Sandbox server
  url: //apigw.sandbox.paypay.ne.jp
- description: Production server (deprecated)
  url: //api.paypay.ne.jp
- description: Staging server (deprecated)
  url: //stg-api.paypay.ne.jp
- description: Sandbox server (deprecated)
  url: //stg-api.sandbox.paypay.ne.jp
tags:


# --- truncated at 32 KB (77 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/paypay/refs/heads/main/openapi/paypay-payment-api-openapi.yml