{"slug":"api-sitecheck-api-workers-dev-api-books-ead1c0","title":"Book lookup by ISBN (checked before the call) or by title and/or author","host":"api.sitecheck-api.workers.dev","method":"GET","resource":"https://api.sitecheck-api.workers.dev/api/books","category":"image","description":"Book lookup by ISBN (checked before the call) or by title and/or author: title, subtitle, authors, publishers, first publish year, median page count, ISBN-10 and ISBN-13 of the matching edition, languages, subjects, cover image URL, and the Open Library work and Wikidata ids. Data from Open Library ","price_listed":0.002,"price_asked":null,"state":"effects","state_label":"Not tested: has real-world effects","checks_7d":0,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":2,"reported_payers_30d":2,"networks":["eip155:5042","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"isbn":"9780140328721"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"author":{"description":"Author name, up to 200 characters (optional)","type":"string"},"isbn":{"description":"ISBN-10 or ISBN-13 with or without hyphens (optional)","type":"string"},"limit":{"description":"Results, 1 to 20, default 5","type":"string"},"title":{"description":"Title words, up to 200 characters (optional)","type":"string"}},"required":[],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[],"description_full":"Book lookup by ISBN (checked before the call) or by title and/or author: title, subtitle, authors, publishers, first publish year, median page count, ISBN-10 and ISBN-13 of the matching edition, languages, subjects, cover image URL, and the Open Library work and Wikidata ids. Data from Open Library (CC0). A title with no match is a 404, not charged. Up to 20 results.","last_updated":"2026-10-15T19:22:49.541Z","schemes":["exact"]}