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ClaudeChatGPTPerplexityGeminiMicrosoft CopilotRaycastMeta AIGrokZ.aiQwenKimi
DeepSeekMistralCursorVS CodeWindsurfJetBrainsClineLovableVercel AI SDKLangChain

Use Gutendex with your AI.

Connect your account once and let the AI you already use work with it, without building another integration. Search and discover 70,000+ free public domain ebooks from Project Gutenberg. no API key required.

Included with plan

Ask AI about this Connector

Developed, maintained, and hosted by Vinkius.

MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED

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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.

ChatGPTClaudeCursorPerplexityGeminiMicrosoft CopilotRaycastMeta AI

Complete set · 3 capabilities

The complete Gutendex capability set.

These are the exact actions your AI can choose when you ask it to work with Gutendex.

Capability set01 / 01

01-03

3 capabilities in this set.

Part of 3 available through Gutendex.

  1. 01

    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

  2. 02

    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

  3. 03

    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

Observed, not estimated

832ms average. Fast in production.

Gutendex is checked daily against the live service.

Daily averagePeak 1017ms
Aug 20Today
Fastest day
695ms
Slowest day
1017ms
14-day trend
Slowing+7%

Connect your client

One URL. Every client.

Activate the Connector, copy your link, and paste it into the client you already use. 3 capabilities arrive ready to run.

Preview access · not provider authentication

The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of Gutendex, so you can see the experience inside your AI.

It does not authenticate your account with Gutendex. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.

Gutendex Connector

You're all set. Choose your MCP client and follow the setup instructions.

Connector linkhttps://edge.vinkius.com/vk_preview_NrmzvVwCxCf3cSksHm2Ij3sr7SVJklfvqtXiBvEv/mcp

Claude Desktop

Follow the steps below to connect in seconds.

  1. 1In Claude Desktop, open Settings → Connectors.
  2. 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
  3. 3Click Add and start a new chat — Gutendex capabilities are ready to use.
Configuration · claude_desktop_config.jsonCopy
{
  "mcpServers": {
    "gutendex-mcp": {
      "url": "https://edge.vinkius.com/vk_preview_NrmzvVwCxCf3cSksHm2Ij3sr7SVJklfvqtXiBvEv/mcp"
    }
  }
}
  • Claude
  • ChatGPT
  • Cursor
  • VS Code
  • Windsurf
  • Claude Code
  • JetBrains
  • Cline

Step-by-step instructions for each client are in the guide. How to connect

FAQ

Questions Gutendex owners ask.

  • 01

    Do I need an API key?

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

  • 02

    What books are available?

    Gutendex indexes 70,000+ ebooks from Project Gutenberg, the world's oldest digital library. This includes classics like Pride and Prejudice, Frankenstein, Moby Dick, Romeo and Juliet, Alice's Adventures in Wonderland and thousands of other public domain works in many languages.

  • 03

    Can I filter by language?

    Yes! Use the languages parameter with ISO 2-letter codes: "en" for English, "pt" for Portuguese, "fr" for French, "es" for Spanish, "de" for German, etc. You can also combine multiple languages: "en,fr" for English and French books.

  • 04

    Can I download the books?

    Yes! Each book includes download URLs in multiple formats: HTML, EPUB, Kindle (MOBI), plain text, PDF and sometimes audio. The download links go directly to Project Gutenberg's servers. All books are in the public domain in the United States.

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