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mcp/harbor
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PublicAPIs.io MCP

v1.0.0

io.publicapis/directory

Search 1,500+ public APIs with docs, code and auth/free-tier filters; list or sponsor your API.

transport:streamable-http tools:8
Website

Target client

run in your project directory 

claude mcp add --transport http directory https://publicapis.io/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

search_apis Read-only

search apis

get_api Read-only

get api

get_quickstart Read-only

get quickstart

compare_apis

compare apis

list_offerings Read-only

list offerings

start_deal Mutating

start deal

send_message Mutating

send message

get_deal Read-only

get deal

All 8 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.