MCP For Claude Marketplace
Gutendex

Gutendex MCP Connector for Claude

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Search and discover 70,000+ free public domain ebooks from Project Gutenberg — no API key required.

3 tools Official Updated Jun 28, 2026 Official Vinkius Partner
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Connect to Gutendex and explore the world's largest collection of free public domain ebooks through natural conversation — no API key needed.

What you can do

  • Book Search — Search 70,000+ ebooks by title, author, subject or language
  • Book Details — Get complete info including authors, subjects, download formats (HTML, EPUB, Kindle, PDF) and download counts
  • Language Filter — Filter books by language (English, Portuguese, French, Spanish, German, etc.)
  • Author Filter — Filter by author birth/death year ranges
  • Copyright Filter — Filter by public domain or in-copyright status
  • Format Filter — Filter by available formats (PDF, EPUB, HTML, plain text, audiobook)
  • Direct Access — Look up books directly by Gutenberg URL or ID

How it works

  1. Subscribe to this server
  2. No API key needed — start searching immediately
  3. Discover free ebooks from Claude, Cursor, or any MCP-compatible client

No API key required — completely free, no registration.

Who is this for?

  • Readers — discover free classics like Pride and Prejudice, Frankenstein, Moby Dick and thousands more
  • Students — find public domain books for research with language and subject filters
  • Researchers — explore book metadata, download statistics and subject classifications
  • Book Clubs — search by topic, author or language to find reading recommendations
ebookspublic-domainliterary-archiveopen-datadigital-librarybook-metadata

3 tools expose this connector's capabilities to your AI agent.

get_book

Returns the title, authors (with birth/death years), subjects, bookshelves, languages, summary, download counts and all available formats/URLs (HTML, EPUB, Kindle, PDF, plain text). Common IDs: 1342 (Pride and Prejudice), 84 (Frankenstein), 4300 (Ulysses), 2701 (Moby Dick), 1727 (Romeo and Juliet). Get detailed info for a specific Gutenberg book

get_books_by_url

org URL and returns the book details. Accepts URLs like "https://www.gutenberg.org/ebooks/1342" or "https://www.gutenberg.org/files/1342/". Get book info from a Gutenberg URL

list_books

Supports powerful filters: search by title/author, topic/subject, language (ISO 2-letter codes like "en", "fr", "pt"), copyright status, MIME type (e.g. "application/pdf" for PDFs), author birth/death year ranges, and specific Gutenberg IDs. Results sorted by popularity (download count) by default. Returns book titles, authors, subjects, languages, download URLs and download counts. Supports pagination. Search Project Gutenberg ebooks via Gutendex

See how to talk to your AI agent using Gutendex.

Find Pride and Prejudice by Jane Austen.

Found 'Pride and Prejudice' by Jane Austen (Gutenberg ID: 1342). Published 1813. Subjects: Love stories, Young women, England, Social classes. Download count: 50,000+. Available formats: HTML, EPUB, Kindle, plain text. Authors: Jane Austen (1775-1817).

Search for science fiction books in Portuguese.

Found 200+ books matching 'science fiction' with Portuguese language available. Notable titles include works by Machado de Assis (Brazilian author, 1839-1908), Júlio Verne translations, and classic Brazilian literature. Results sorted by download popularity.

Show me Frankenstein by Mary Shelley.

Found 'Frankenstein; Or, The Modern Prometheus' by Mary Wollstonecraft Shelley (Gutenberg ID: 84). Published 1818. Subjects: Science fiction, Gothic fiction, Monsters, Frankenstein's monster. Download count: 35,000+. Available in HTML, EPUB, Kindle, plain text and audio.

No! Gutendex is completely free and requires no authentication. Just subscribe and start searching. There's no sign-up or registration needed.

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