# GetPaid Authentication API

**Canonical:** https://apis.io/apis/getpaid/getpaid-authentication-api/  
**Provider:** GetPaid — https://apis.io/providers/getpaid/  
**Base URL:** https://api.getpaid.io  
**Documentation:** https://docs.getpaid.io/api

GetPaid Authentication API is one of 8 APIs that [GetPaid](https://apis.io/providers/getpaid/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Authentication. The published artifact set on APIs.io includes an OpenAPI specification and an API reference.

<!-- markdownlint-disable link-fragments --> In order to authenticate with Getpaid API you need to request an OAuth 2.0 access token using your client ID and secret by calling the [Request access token endpoint](#tag/Authentication/operation/request_access_token). <!-- markdownlint-enable link-fragments --> Check full details on [how API authentication and authorization works](/integration/api/authentication/) and [how to get your client credentials](/integration/api/authentication/client-credentials). <!-- ReDoc-Inject: <security-definitions> -->

## Machine-readable artifacts (2)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/getpaid/refs/heads/main/openapi/getpaid-authentication-api-openapi.yml
- **APIReference** — https://docs.getpaid.io/api

## Other GetPaid APIs (7)

- [GetPaid Accounts API](https://apis.io/apis/getpaid/getpaid-accounts-api/)
- [GetPaid Applications API](https://apis.io/apis/getpaid/getpaid-applications-api/)
- [GetPaid Checkouts API](https://apis.io/apis/getpaid/getpaid-checkouts-api/)
- [GetPaid Payments API](https://apis.io/apis/getpaid/getpaid-payments-api/)
- [GetPaid Queries API](https://apis.io/apis/getpaid/getpaid-queries-api/)
- [GetPaid Accept payments webhooks API](https://apis.io/apis/getpaid/getpaid-accept-payments-webhooks-api/)
- [GetPaid Onboard sellers webhooks API](https://apis.io/apis/getpaid/getpaid-onboard-sellers-webhooks-api/)

## Tags

Authentication

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