> For clean Markdown content of this page, append .md to this URL. For the complete documentation index, see https://buildwithfern.com/learn/llms.txt. ## Try It button in EndpointRequestSnippet api-reference, components The `` component now includes a Try It button, allowing users to access the endpoint explorer and test API endpoints directly from code snippets. Read the docs ## Frontmatter availability navigation, docs.yml, frontmatter Set page availability directly in frontmatter using the `availability` field. This displays an availability badge on the page and overrides any availability defined in the navigation (`docs.yml`). ```mdx --- title: New feature availability: beta --- ``` Valid values are: `stable`, `generally-available`, `in-development`, `pre-release`, `deprecated`, or `beta`. Read the docs ## Folder section overviews with index files navigation When using `folder` navigation, add an `index.mdx` or `index.md` file to any folder to automatically use it as the section overview. The index file is used as the overview page and excluded from the section contents. This works for both top-level folders and nested subdirectories. Read the docs