# PointCheckout > PointCheckout is a MENA-region payments and rewards platform that lets shoppers pay with reward points and miles and lets merchants accept card and rewards payments. Its developer-facing Merchant API (powered by paymennt.com) provides hosted, link, QR, and mobile checkouts, subscriptions, branches, and webhooks. Authentication is an API key + secret header pair. ## APIs - [Merchant API (OpenAPI 3.0.1)](https://docs.pointcheckout.com/api/): Checkouts (web/link/QR/mobile), subscriptions, branches, and webhooks. Live: https://api.paymennt.com/mer/v2.0/ ; Test: https://api.test.paymennt.com/mer/v2.0/ ## Specs - [OpenAPI](openapi/pointcheckout-merchant-api-openapi.yml) - [Authentication profile](authentication/pointcheckout-authentication.yml) - [Conventions](conventions/pointcheckout-conventions.yml) - [Error catalog](errors/pointcheckout-problem-types.yml) - [Data model](data-model/pointcheckout-data-model.yml) - [Webhooks](asyncapi/pointcheckout-webhooks.yml) - [Lifecycle](lifecycle/pointcheckout-lifecycle.yml) - [Sandbox / test environment](sandbox/pointcheckout-sandbox.yml) ## Docs - [Documentation](https://docs.pointcheckout.com/docs/) - [API Reference](https://docs.pointcheckout.com/api/) - [Developer Quickstart](https://docs.pointcheckout.com/developer) - [E-commerce plugins](https://docs.pointcheckout.com/docs/integrate/ecomm) - [Mobile SDKs](https://docs.pointcheckout.com/docs/integrate/sdks) - [GitHub organization](https://github.com/pointcheckout) ## Auth - Headers: X-PointCheckout-Api-Key and X-PointCheckout-Api-Secret