# Open Library API **Provider:** Open Library **Category:** entertainment **Base URL:** `https://openlibrary.org` **Auth:** none — `# No auth required` **Rate Limit:** See documentation **Free Tier:** Yes — [object Object] **Pricing:** Free tier available (freemium) **Docs:** https://openlibrary.org/developers/api ## Description Open Library is an open, editable library catalog, building towards a web page for every book ever published. Read, borrow, and discover more than 3M books for free. ## Endpoints | Method | Endpoint | Description | |--------|----------|-------------| | GET | `https://openlibrary.org/` | See documentation for endpoint reference | ## Authentication No authentication required ``` # No auth required ``` ## Sample Request ```bash curl 'https://openlibrary.org' ``` ## Sample Response ```json {} ``` ## Pricing Details Free — open public API, no authentication required. --- *Source: [API Map](https://apimap.dev/apis/open-library/) — CC BY 4.0*