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mcp/harbor
Verified official

Humanities Helping Hands checker MCP

v1.1.0 changelog · 1

com.humanitieshelpinghands/checker

121 machine-proven math facts, plus 49 real-world claims with machine-checked arithmetic

transport:streamable-http tools:3
Website

Target client

run in your project directory 

claude mcp add --transport http checker https://humanitieshelpinghands.com/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

lookup_fact Read-only

lookup fact

check_claim Read-only

check claim

search_attempts Read-only

search attempts

All 3 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.