# Link Preview

Link preview generation service for extracting and caching URL metadata. Provides rich preview cards with title, description, image, and other metadata for embedding in posts and messages. Supports OpenGraph and Twitter Card protocols.

## Generate link preview

 - [GET /api/v1/links](https://docs.wellesley.social/openapi/link-preview/paths/~1api~1v1~1links/get.md): Fetches and returns metadata for a given URL to create a rich preview card. Extracts title, description, image, author, and other OpenGraph/Twitter Card metadata. Results are cached for performance. Returns error if URL is unreachable or has no metadata. The URL must be properly formatted and accessible.