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

# CTR & xCTR

Technical reference for integrating with the CTR and xCTR contracts.

* [CTR Token](/developer-documentation/ctr-token/ctr-token.md) — ERC-20 token with mint/burn and permit
* [xCTR Staking](/developer-documentation/ctr-token/staking.md) — ERC-4626 staking vault with exit mechanics