Is Contract Scanner free?

Yes, Contract Scanner is free to use.

How do I install Contract Scanner?

Contract Scanner is a local plugin. Install it using npm package: @thryx/contract-scanner-mcp-server and add the generated configuration snippet to your AI app's MCP config file. Then restart your AI app.

What credentials does Contract Scanner need?

Contract Scanner requires the following credentials or environment variables: RPC_URL, THRYX_API_KEY, BASESCAN_API_KEY, ETHERSCAN_API_KEY. You can find setup instructions on the server detail page.

What AI apps work with Contract Scanner?

Contract Scanner uses the Model Context Protocol (MCP) and works with any MCP-compatible AI app, including Claude, ChatGPT / Codex, Gemini, Copilot, Cursor, and more.

Back to Browse

Contract Scanner MCP Server

by Lordbasilaiassistant Sudo

Developer ToolsUse Caution0.0MCP RegistryLocal

Free

Server data from the Official MCP Registry

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

About

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

What You'll Need

Set these up before or after installing:

RPC endpoint URL (defaults to Base mainnet)Optional

Environment variable: RPC_URL

Premium API key for unlimited scansRequired

Environment variable: THRYX_API_KEY

Basescan API key for fetching verified contract source codeRequired

Environment variable: BASESCAN_API_KEY

Etherscan API key for fetching verified contract source codeRequired

Environment variable: ETHERSCAN_API_KEY

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-lordbasilaiassistant-sudo-contract-scanner": {
      "env": {
        "RPC_URL": "your-rpc-url-here",
        "THRYX_API_KEY": "your-thryx-api-key-here",
        "BASESCAN_API_KEY": "your-basescan-api-key-here",
        "ETHERSCAN_API_KEY": "your-etherscan-api-key-here"
      },
      "args": [
        "-y",
        "@thryx/contract-scanner-mcp-server"
      ],
      "command": "npx"
    }
  }
}

Security Report

0.0

Use Caution0.0Critical Risk

This monorepo contains multiple cryptocurrency/DeFi MCP servers with serious security vulnerabilities. Critical findings include direct shell command execution via subprocess, hardcoded secrets in configuration files, and overly broad permissions that enable arbitrary blockchain operations and financial transactions without sufficient safeguards. Supply chain analysis found 4 known vulnerabilities in dependencies (1 critical, 3 high severity). Package verification found 1 issue.

Scanned 5 files · 11 findings

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

HTTP Network Access

Connects to external APIs or services over the internet.

env_vars

Check that this permission is expected for this type of plugin.

File System Read

Reads files on your machine. Normal for tools that analyze or process local data.

File System Write

Writes or modifies files on your machine. Check that this is expected for the tool.

process_spawn

Check that this permission is expected for this type of plugin.

Shell Command Execution

Runs commands on your machine. Be cautious — only use if you trust this plugin.

blockchain_write

Check that this permission is expected for this type of plugin.

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Contract Scanner MCP Server

About

What You'll Need

How to Install

Security Report

Permissions Required

Findings (11)

Reviews

No reviews yet

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