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mcp/harbor
Verified official

B20 Check MCP

v0.1.1

com.b20check/b20check

Verify B20 tokens on Base: issuer powers, imposter detection, signed EIP-712 verdicts.

transport:streamable-http runtime:npm
Website

Target client

run in your project directory 

claude mcp add --transport http b20check https://b20check.com/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.