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

# API DOCUMENTATION

- [API Access](https://cayc.gitbook.io/cayc/cayc-exchange/cayc-exchange-documentation-home/api-documentation/api-access.md)
- [REST API](https://cayc.gitbook.io/cayc/cayc-exchange/cayc-exchange-documentation-home/api-documentation/rest-api.md)
- [Using Nodejs Library](https://cayc.gitbook.io/cayc/cayc-exchange/cayc-exchange-documentation-home/api-documentation/using-nodejs-library.md)
- [Custom Websocket Client](https://cayc.gitbook.io/cayc/cayc-exchange/cayc-exchange-documentation-home/api-documentation/custom-websocket-client.md)