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mcp/harbor
Verified official

paidfor MCP

v0.3.0

io.github.sarmadahsan/paidfor

Check an x402 seller before paying: verdict, failure rate and evidence from paid calls on Base.

transport:streamable-http runtime:npm tools:3
Website

Target client

run in your project directory 

claude mcp add --transport http paidfor https://mcp.paidfor.dev/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

check_x402_seller Read-only

check x402 seller

list_reliable_sellers Read-only

list reliable sellers

recent_changes

recent changes

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.