Official Google Books API REST API. Discovery document: https://books.googleapis.com/$discovery/rest?version=v1. Documentation: https://code.google.com/apis/books/docs/v1/getting_started.html.
Trust signals
Pricing
UNKNOWN
Auth
API_KEY
CORS
Yes
Rate limit
Unknown
Health
221ms
Trust score
89 (B)
Strong candidate; weakest signal is OpenAPI availability.