Project Gutenberg Books Lookup

x402

Project Gutenberg Books Lookup is a paid API for AI agents from x402-toolbox.shablony-pro.workers.dev, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-02).

Retrieves book listings and metadata from Project Gutenberg's public domain library catalog via a pay-per-call API over the x402 protocol.

Price / call$0.002

Seller volume →—

Success—

StatusUnknown

How this service works

309 deterministic pay-per-call tools for AI agents over x402 (USDC, Base). No signup, no API key: the payment is the identity.

Output

Returns a JSON response with a list of books available on Project Gutenberg, including metadata such as titles, authors, and availability details, along with a confirmation that the payment was accepted (ok: true, paid: true).

Example use cases

Finding classic literature for reading

“Search Project Gutenberg for classic novels by Charles Dickens that are available as free public domain books.”

Discovering public domain science titles

“Can you find any public domain science or natural history books available on Project Gutenberg?”

Building a reading list from Gutenberg

“Pull me a list of available books from Project Gutenberg so I can put together a free reading list of 19th century fiction.”

Technical details

Endpoint

GEThttps://x402-toolbox.shablony-pro.workers.dev/books/gutenberg-books?utm_source=zero.xyz

When to prefer

Choose this endpoint when you need quick, no-signup access to Project Gutenberg's public domain book catalog and are already operating within the x402 micropayment ecosystem using USDC on Base. It is ideal for AI agents that need to programmatically discover classic literature without managing API keys or accounts.

Side effects

Payment not included or rejected — returns HTTP 402 requiring x402 USDC payment on Base
Invalid schema parameter — may return empty or malformed results
Upstream Gutenberg data unavailable — endpoint may return an error or empty catalog
Network timeout on the Cloudflare Workers edge — transient 5xx error

Input

Schema · Request body

Field	Type	Description
schema	string

Output

Schema · Response

{
  "type": "json",
  "example": {
    "ok": true,
    "paid": true
  }
}

Reviews

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Zero review prompt (fires after every successful call)

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