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

# API

- [Introduction](https://docs.ckbull.app/api/introduction.md)
- [Authentication](https://docs.ckbull.app/api/authentication.md): How to authenticate yourself with CKBull Signer API
- [Transactions](https://docs.ckbull.app/api/transactions.md)
- [Requests](https://docs.ckbull.app/api/requests.md)
- [Sign in request](https://docs.ckbull.app/api/requests/sign-in-request.md): Sign in request API specification
- [Transaction request](https://docs.ckbull.app/api/requests/transaction-request.md): Transaction request API specification
- [Polling](https://docs.ckbull.app/api/polling.md): Requests status polling