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mcp/harbor
Cursor

Ethereum Address Validator for Cursor

io.github.nirholas/validation-mcp-server

Validate Ethereum addresses, keys, checksums, keccak256 hashes, function selectors, ENS

client:Cursor transport:stdio runtime:pypi

Install Ethereum Address Validator in Cursor

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

{
  "mcpServers": {
    "validation-mcp-server": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "validation-mcp-server"
      ]
    }
  }
}

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

Ethereum Address Validator in other clients

Ethereum Address Validator MCP server