{"uid":"cap_kmn5z4V9SsWLroEWyhXbf","slug":"agenttoll-dev-isbn-book-lookup-3b39b674","name":"agenttoll.dev ISBN Book Lookup","description":"108+ receipt-backed x402 work products for AI agents. Clear prices, spend caps, buyer metadata, and structured results over Base USDC.","url":"https://agenttoll.dev/paid/academic/isbn","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"isbn":{"type":"string","description":"string ISBN-10 or ISBN-13"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-jzAqlqm7VsGfu6ikllOh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up book metadata and bibliographic information by ISBN-10 or ISBN-13 identifier","exampleAgentPrompt":"Can you look up the book details for ISBN 978-0-262-03384-8? I need the title, author, and publisher.","exampleUseCases":[{"title":"Verify academic citation details","prompt":"I have this ISBN from a paper's bibliography — 9780262033848 — can you pull up the full book info so I can verify the citation is correct?"},{"title":"Enrich book inventory records","prompt":"I've got a list of ISBNs from our library catalog and I need to fetch the title, author, and publisher for ISBN 0-19-853400-1 to fill in the missing metadata."},{"title":"Identify unknown book from barcode","prompt":"I scanned the barcode on this old textbook and got ISBN 0471958697 — what book is this and who wrote it?"}],"resultDescription":"Returns a JSON object containing bibliographic metadata for the book identified by the provided ISBN, typically including title, author(s), publisher, publication date, edition, and other available catalog information.","failureModes":["ISBN not found in database — returns empty or error response","Malformed ISBN string (wrong length, invalid check digit) — validation error","ISBN exists but metadata is sparse or incomplete","Network timeout or service unavailability","Payment failure via x402 protocol before request is processed"],"whenToPreferThis":"Use this endpoint when you need to resolve an ISBN to structured book metadata programmatically, especially in academic, research, or library contexts. Prefer this over web scraping or manual lookup when you need consistent structured output and are processing ISBNs at scale or within an automated agent workflow. It is a pay-per-call endpoint ($0.02 USDC) suited for on-demand lookups rather than bulk cataloging.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:06:18.555Z","isFirstParty":false}