← Agent Data Hub · Search endpoints · /llms.txt

OpenLibrary ISBN Book Metadata Resolver

Resolves any ISBN-10 or ISBN-13 to exact book title, pages, publishers, and publication date.

Call it (no API key)

GET https://api.agentdatahub.de/api/v1/call/openlibrary-isbn-lookup?isbn=9780134610993&compact=1

Full metadata: without compact=1 · Markdown: format=llm · Only some fields: add &fields=a,b.c · MCP: tool call_api with {"apiId":"openlibrary-isbn-lookup"}

Parameters

Example response (live, compact)

{
  "apiId": "openlibrary-isbn-lookup",
  "data_freshness": "live",
  "data": {
    "isbn": "9780134610993",
    "title": "Artificial Intelligence",
    "subtitle": "A Modern Approach",
    "publishers": [
      "Pearson"
    ],
    "publish_date": "May 08, 2020",
    "number_of_pages": 1136,
    "key": "/books/OL28002220M"
  },
  "source": "Internet Archive OpenLibrary API",
  "license": "CC0 Public Domain (OpenLibrary)"
}

Source & license