Book lookup by ISBN: title, authors, publish date, publisher, page count, subjects, cover image and Open Library link, from the free Open Library API. Cataloguing and citation data. $0.01 per lookup.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.01 USDC | 0x91D5...0abd |
| Base Sepolia | exact | $0.01 USDC | 0x91D5...0abd |