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Open Library

openlibrary.org

Book, edition and author records from the Internet Archive's Open Library, searchable by title, author or ISBN.

Showing the catalogue
Runs on your machine under the source's own terms

The crw MCP on your computer calls Open Library directly. Calls cost no credits and the data does not pass through fastCRW. Install it once for Claude Code, Cursor, Codex, Windsurf, Gemini CLI or OpenCode, with your fastCRW API key in place of the placeholder:

Ask with this source

A prompt for your agent that names this source and how to call it through the crw MCP.

  • Author record

    Use Open Library (openlibrary) from fastCRW Pergamon, capability "Author record" (author). You hold an Open Library author key (OL...A) and want that person's profile. Example options: id=OL23919A. Use the crw MCP tools: crw_find_data to confirm the source and its options, then crw_get_data with provider "openlibrary" and capability "author". Tell me the credits used and cite the licence from the response. If the crw MCP tools are missing, install them with: npx -y crw-mcp install --api-key <your fastCRW API key>

  • Search authors

    Use Open Library (openlibrary) from fastCRW Pergamon, capability "Search authors" (authors-search). You have an author's name as text and need their Open Library author key. Example options: q=tolkien, limit=20, offset=0. Use the crw MCP tools: crw_find_data to confirm the source and its options, then crw_get_data with provider "openlibrary" and capability "authors-search". Tell me the credits used and cite the licence from the response. If the crw MCP tools are missing, install them with: npx -y crw-mcp install --api-key <your fastCRW API key>

  • Works by an author

    Use Open Library (openlibrary) from fastCRW Pergamon, capability "Works by an author" (author-works). You have an author key and want their bibliography. Example options: id=OL23919A, limit=20, offset=0. Use the crw MCP tools: crw_find_data to confirm the source and its options, then crw_get_data with provider "openlibrary" and capability "author-works". Tell me the credits used and cite the licence from the response. If the crw MCP tools are missing, install them with: npx -y crw-mcp install --api-key <your fastCRW API key>

  • Edition record

    Use Open Library (openlibrary) from fastCRW Pergamon, capability "Edition record" (edition). You hold an Open Library edition key (OL...M) and want that exact printing's bibliographic record. Example options: id=OL7353617M. Use the crw MCP tools: crw_find_data to confirm the source and its options, then crw_get_data with provider "openlibrary" and capability "edition". Tell me the credits used and cite the licence from the response. If the crw MCP tools are missing, install them with: npx -y crw-mcp install --api-key <your fastCRW API key>