# Google Pay API

**Canonical:** https://apis.io/apis/google-pay/google-pay-api/  
**Provider:** Google Pay — https://apis.io/providers/google-pay/  
**Base URL:** https://pay.google.com/gp/v/  
**Documentation:** https://developers.google.com/pay

Google Pay API is one of 9 APIs that [Google Pay](https://apis.io/providers/google-pay/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Checkout, Payments, and Web. The published artifact set on APIs.io includes API documentation, an OpenAPI specification, authentication docs, an API reference, a getting-started guide, and a changelog.

Enables integration of the Google Pay payment method into web applications, allowing merchants to accept payments from cards saved to Google Accounts. The API provides JavaScript client methods for implementing a seamless checkout experience on websites.

## Machine-readable artifacts (9)

- **Documentation** — https://developers.google.com/pay/api/web
- **OpenAPI** — https://developers.google.com/pay/api/web/reference/rest
- **Authentication** — https://developers.google.com/pay/api/web/guides/setup
- **ErrorCodes** — https://developers.google.com/pay/api/web/reference/error-codes
- **Sandbox** — https://developers.google.com/pay/api/web/guides/test-and-deploy/integration-checklist
- **Reference** — https://developers.google.com/pay/api/web/reference/client
- **GettingStarted** — https://developers.google.com/pay/api/web/guides/tutorial
- **ChangeLog** — https://developers.google.com/pay/api/web/support/release-notes
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/google-pay/refs/heads/main/apis.yml

## Other Google Pay APIs (8)

- [Google Pay API for Android](https://apis.io/apis/google-pay/google-pay-api-for-android/)
- [Google Wallet API](https://apis.io/apis/google-pay/google-wallet-api/)
- [Google Pay Facilitated Transaction Event API](https://apis.io/apis/google-pay/google-pay-facilitated-transaction-event-api/)
- [Google Pay Virtual Cards API](https://apis.io/apis/google-pay/google-pay-virtual-cards-api/)
- [Google Pay Push Provisioning API](https://apis.io/apis/google-pay/google-pay-push-provisioning-api/)
- [Google Pay Payment Card Recognition API](https://apis.io/apis/google-pay/google-pay-payment-card-recognition-api/)
- [Google Pay India Merchant SDK](https://apis.io/apis/google-pay/google-pay-india-merchant-sdk/)
- [Google Universal Commerce Protocol](https://apis.io/apis/google-pay/google-universal-commerce-protocol/)

## Tags

Checkout, Payments, Web

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/google-pay/google-pay-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/google-pay/.