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Cursor

B20 Check for Cursor

com.b20check/b20check

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

client:Cursor transport:streamable-http runtime:npm tools:2

Install B20 Check in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

{
  "mcpServers": {
    "b20check": {
      "url": "https://b20check.com/mcp"
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

What Cursor can do once it is connected

B20 Check in other clients