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Finance and crypto

Chainanalyzer Mcp

io.github.rascal-3/chainanalyzer-mcp ยท v1.7.0

Blockchain AML for AI agents: risk scoring, sanctions, tx & bridge tracing across 12 chains.

Source code Set it up

Connect Runs on your machine

Terminal
claude mcp add chainanalyzer-mcp -e CHAINANALYZER_API_KEY=<CHAINANALYZER_API_KEY> -e X402_PRIVATE_KEY=<X402_PRIVATE_KEY> -e X402_NETWORK=<X402_NETWORK> -e CHAINANALYZER_BASE_URL=<CHAINANALYZER_BASE_URL> -- npx -y [email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "chainanalyzer-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "CHAINANALYZER_API_KEY": "<CHAINANALYZER_API_KEY>",
        "X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>",
        "X402_NETWORK": "<X402_NETWORK>",
        "CHAINANALYZER_BASE_URL": "<CHAINANALYZER_BASE_URL>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "chainanalyzer-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "CHAINANALYZER_API_KEY": "<CHAINANALYZER_API_KEY>",
        "X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>",
        "X402_NETWORK": "<X402_NETWORK>",
        "CHAINANALYZER_BASE_URL": "<CHAINANALYZER_BASE_URL>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "chainanalyzer-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "CHAINANALYZER_API_KEY": "<CHAINANALYZER_API_KEY>",
        "X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>",
        "X402_NETWORK": "<X402_NETWORK>",
        "CHAINANALYZER_BASE_URL": "<CHAINANALYZER_BASE_URL>"
      }
    }
  }
}

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
CHAINANALYZER_API_KEY
Optional, secret		ChainAnalyzer API key (tfk_...) for subscription billing (Pro plan or higher). Use this or X402_PRIVATE_KEY.
X402_PRIVATE_KEY
Optional, secret		Wallet private key used to sign x402 USDC micropayments (pay-per-request mode, no account needed). Use this or CHAINANALYZER_API_KEY.
X402_NETWORK
Optional		x402 payment network: base (default) or solana
CHAINANALYZER_BASE_URL
Optional		Override the API base URL (default: https://chain-analyzer.com)

Details

Package[email protected] (NPM, stdio)
First published3 Nov 2026
Last updated3 Nov 2026
Registry nameio.github.rascal-3/chainanalyzer-mcp

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