Public APIs FAQs

Question 1

What is Public APIs?

Accepted Answer

Public APIs is an MCP server designed to index the public-apis catalogue. It allows Large Language Models (LLMs) to programmatically query and discover APIs based on specific criteria.

Question 2

How does this tool help Large Language Models (LLMs)?

Accepted Answer

It enables LLMs to find suitable APIs precisely by querying criteria like category, authentication type, HTTPS support, and CORS status. This eliminates the need for LLMs to guess or manually browse documentation.

Question 3

What criteria can I use to search for APIs?

Accepted Answer

You can query APIs by keyword (matching name or description), category, authentication type (e.g., API Key, OAuth, None), HTTPS support, and CORS status (yes, no, unknown).

Question 4

Where does the API data for Public APIs come from?

Accepted Answer

The API index is built directly from the `README.md` file of the popular `public-apis/public-apis` GitHub repository, ensuring a comprehensive and up-to-date dataset.

Question 5

Can I update the API index if the source changes?

Accepted Answer

Yes, the tool includes an `update_index` function that allows you to re-download the latest `README.md` from the source repository and rebuild the API index, keeping your data current.

Public APIs

Public APIs

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