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mcp/harbor
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SendCheck — EVM address verification (x402) MCP

v1.0.0

org.pennyforge.api/sendcheck

Pre-send EVM address checks: free pre-check, $0.01 check, $0.05 deep scan. x402: payment is auth.

transport:streamable-http
View source

Target client

run in your project directory 

claude mcp add --transport http sendcheck https://api.pennyforge.org/mcp

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

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.