{"uid":"cap_PpMcOSUJ-8nEx63dpa3wg","slug":"vextorium-book-info-isbn-title-search-2091540e","name":"Vextorium Book Info (ISBN & Title Search)","description":"Book data by ISBN (10 or 13) or search by title and author on Open Library: title, authors, publisher, year, pages, languages, subjects, cover and links.","url":"https://api.vextorium.com/libro-info-pago?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"isbn":{"type":"string"},"autor":{"type":"string"},"limite":{"type":"integer"},"titulo":{"type":"string"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_0r7vy8MAqdx30Q2DHn2ZC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up book metadata by ISBN-10/13 or title+author search via Open Library, returning title, authors, publisher, year, pages, languages, subjects, cover image, and links.","exampleAgentPrompt":"Can you look up the book details for ISBN 9780743273565 — I need the title, authors, publisher, publication year, and page count.","exampleUseCases":[{"title":"Bibliographic data from ISBN barcode","prompt":"I just scanned the barcode on this book and got ISBN 9780062316097 — can you pull up the full details like the title, authors, publisher, year, and subjects?"},{"title":"Author catalog research by title","prompt":"Search for books titled 'The Great Gatsby' by F. Scott Fitzgerald and give me the publication details including publisher, year, number of pages, and a cover image link."},{"title":"Enriching a reading list with metadata","prompt":"I have a book called 'Sapiens' by Yuval Noah Harari — can you fetch its ISBN, publisher, page count, and main subjects from Open Library?"}],"resultDescription":"Returns a JSON object with the book's ISBN, title, subtitle, list of authors, list of publishers, publication date, page count, subjects/topics, cover image URL, a link to the Open Library record, and the data source label. Fields may be null if not available.","failureModes":["ISBN not found in Open Library — returns null fields or empty result","Title/author search yields no matches — returns null or empty","Ambiguous title search returns unintended book — limit parameter helps narrow results","Malformed or invalid ISBN format — may return no result","Open Library upstream unavailable — request times out or returns error"],"whenToPreferThis":"Use this endpoint when you need structured bibliographic metadata (authors, publisher, year, pages, subjects, cover) for a specific book identified by ISBN or a title/author query, and you want results sourced from Open Library. Prefer this over generic web search when you need clean, structured data fields rather than unstructured text, and when the $0.002 per-call cost is acceptable for reliable bibliographic lookups.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T12:51:42.261Z","isFirstParty":false,"canonicalSlug":"vextorium-book-info-isbn-title-search-2091540e"}