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Security

Contract Scanner

io.github.lordbasilaiassistant-sudo/contract-scanner · v1.0.2

Smart contract security scanner — vulnerabilities, risk scores, and calldata decoding

Source code Set it up

Connect Runs on your machine

Terminal
claude mcp add contract-scanner -e RPC_URL=<RPC_URL> -e THRYX_API_KEY=<THRYX_API_KEY> -e BASESCAN_API_KEY=<BASESCAN_API_KEY> -e ETHERSCAN_API_KEY=<ETHERSCAN_API_KEY> -- npx -y @thryx/[email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "contract-scanner": {
      "command": "npx",
      "args": [
        "-y",
        "@thryx/[email protected]"
      ],
      "env": {
        "RPC_URL": "<RPC_URL>",
        "THRYX_API_KEY": "<THRYX_API_KEY>",
        "BASESCAN_API_KEY": "<BASESCAN_API_KEY>",
        "ETHERSCAN_API_KEY": "<ETHERSCAN_API_KEY>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "contract-scanner": {
      "command": "npx",
      "args": [
        "-y",
        "@thryx/[email protected]"
      ],
      "env": {
        "RPC_URL": "<RPC_URL>",
        "THRYX_API_KEY": "<THRYX_API_KEY>",
        "BASESCAN_API_KEY": "<BASESCAN_API_KEY>",
        "ETHERSCAN_API_KEY": "<ETHERSCAN_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "contract-scanner": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@thryx/[email protected]"
      ],
      "env": {
        "RPC_URL": "<RPC_URL>",
        "THRYX_API_KEY": "<THRYX_API_KEY>",
        "BASESCAN_API_KEY": "<BASESCAN_API_KEY>",
        "ETHERSCAN_API_KEY": "<ETHERSCAN_API_KEY>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
RPC_URL
Optional		RPC endpoint URL (defaults to Base mainnet)
THRYX_API_KEY
Optional, secret		Premium API key for unlimited scans
BASESCAN_API_KEY
Optional, secret		Basescan API key for fetching verified contract source code
ETHERSCAN_API_KEY
Optional, secret		Etherscan API key for fetching verified contract source code

Details

Package@thryx/[email protected] (NPM, stdio)
First published7 Apr 2026
Last updated7 Apr 2026
Registry nameio.github.lordbasilaiassistant-sudo/contract-scanner

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