> For the complete documentation index, see [llms.txt](https://docs.smartfastpay.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.smartfastpay.com/api-reference.md).

# API REFERENCE

- [API Requests](https://docs.smartfastpay.com/api-reference/api-requests.md): To make a REST API request, you combine the HTTP GET, POST, PUT, PATCH, or DELETE method, the URL to the API service, the URI to a resource to query, submit data to, update, or delete, and one or more
- [Payments](https://docs.smartfastpay.com/api-reference/payments.md): Call the Payments API to request payments via Bank Transfer or PIX.
- [Payouts](https://docs.smartfastpay.com/api-reference/payouts.md): Call the Payouts API to request withdrawal for your customer.