public-apis
A collective list of free APIs
The public-apis MCP server provides programmatic access to a comprehensive, community-curated directory of over 1,400 free public APIs spanning dozens of categories including animals, anime, blockchain, books, business, and weather. This server enables developers to search and discover APIs for integration into their projects, from cat facts and dog images to cryptocurrency data, flight information, and foreign exchange rates. It serves as a centralized discovery tool for finding no-cost REST APIs across entertainment, productivity, finance, and data validation domains.
Key Features
Use Cases
- 01Prototyping applications by finding free APIs for weather, maps, or financial data without upfront costs
- 02Building educational projects using animal image APIs, quote generators, or trivia databases
- 03Developing mobile or web apps that require email validation, phone number lookup, or currency conversion
- 04Creating dashboards that aggregate data from cryptocurrency, stock market, or blockchain explorer APIs
- 05Testing frontend designs with placeholder image services and random data generators
- 06Integrating anime, book, or entertainment content into fan sites and community platforms
public-apis — FAQ
What is the public-apis MCP server?+
The public-apis MCP server is a tool that provides access to a community-maintained directory of over 1,400 free public APIs across categories like finance, entertainment, data validation, and more. It helps developers discover and evaluate APIs for their projects without needing to search multiple sources.
How do I install the public-apis MCP server?+
Installation details depend on your MCP client configuration. Typically, you'll add the server to your MCP settings file by referencing the GitHub repository (https://github.com/public-apis/public-apis) and following the standard MCP server setup process for your chosen client.
Which AI clients work with this MCP server?+
This MCP server works with any MCP-compatible client including Claude Desktop, Cursor, and other tools that support the Model Context Protocol standard.
Do I need API keys to use the public-apis MCP server?+
The MCP server itself does not require an API key to browse the directory. However, many of the individual APIs listed in the directory require their own authentication (API keys or OAuth), which you must obtain separately from each API provider.
Is the public-apis MCP server free to use?+
Yes, the public-apis MCP server is free and open source. The directory lists free public APIs, though some may have usage limits or offer paid tiers for higher request volumes.
What types of APIs are included in the directory?+
The directory includes APIs for animals, anime, blockchain, books, business intelligence, currency exchange, data validation, email, finance, geocoding, government data, health, news, photography, security, sports, weather, and many more categories.
How do I install public-apis?+
Open the source repository on GitHub and follow its README. public-apis is a mcp server — MCP Agents Market links you directly to the official repo.
Is public-apis free?+
public-apis is an open-source project hosted on GitHub. Check the repository for its license and any usage requirements.