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mcp/harbor
Verified official

fourzerotwo MCP

v1.2.1 changelog · 1

si.fourzerotwo/data

400+ data APIs for agents: UK companies, property, trade, tenders, recalls, sanctions. Free tier

transport:streamable-http tools:3
Website

Target client

run in your project directory 

claude mcp add --transport http data https://fourzerotwo.si/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

list_apis Read-only

list apis

call_api

call api

All 3 tools, one page each

3 prompts you invoke yourself

2 resources you attach as context

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.