> For the complete documentation index, see [llms.txt](https://fast-router-proxy.gitbook.io/genrouter/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://fast-router-proxy.gitbook.io/genrouter/group-1/openapi.md).

# Policy & Support

You can sync GitBook pages with an OpenAPI or Swagger file or a URL to include auto-generated API methods in your documentation.

### OpenAPI block

GitBook's OpenAPI block is powered by [Scalar](https://scalar.com/), so you can test your APIs directly from your docs.