ISBNdb · Rate Limits

Isbndb Rate Limits

Rate limiting policies for the ISBNdb book and ISBN database REST API

Isbndb Rate Limits is the machine-readable rate-limit profile for ISBNdb on the APIs.io network, conforming to the API Commons Rate Limits specification.

It captures 10 rate-limit definitions.

Tagged areas include Books, ISBN, Publishing, Metadata, and Library.

10 Limits
BooksISBNPublishingMetadataLibraryBibliography

Limits

Work with this as data

Every rate limit here is available over the APIs.io API and to AI agents over MCP.

MCP server

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Tools for rate limits

4 MCP tools reach this
  • find_rate_limitsBrowse and filter every rate limit in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This rate limit 
curl "https://apis.io/api/v1/rate-limits/isbndb-rate-limits"
All rate limits 
curl "https://apis.io/api/v1/rate-limits?limit=25"

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