OP

Open Library API

Book catalog: search titles, authors and subjects, manage reading lists, loans and check-ins

OpenAPI 3.1.0AGPL-3.055 operations28 schemas1 revision

Changes

Full history
Updated on 2026-10-13

Source

View schema
Document
openlibrary.org · JSON, 74 KB
Retrieved
Oct 13, 2026
Digest
fc0e6d4e7a18

For agents

Every page here has a markdown twin. The overview is one fetch; the llms.txt lists every operation with a link to its own markdown.

curl https://skmtc.dev/openlibrary/apis/open-library-api.md
curl https://skmtc.dev/openlibrary/apis/open-library-api/llms.txt