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mcp/harbor
Claude Desktop

toll402 mcp for Claude Desktop

dev.toll402/toll402-mcp

x402 pay-per-call tools for agents: web, PDF, provenance, 4M-business directory, paid listings.

client:Claude Desktop transport:stdio runtime:npm

Install toll402 mcp in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

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{
  "mcpServers": {
    "toll402-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "toll402-mcp"
      ],
      "env": {
        "TOLL402_WALLET_KEY": "<TOLL402_WALLET_KEY>",
        "TOLL402_URL": "<TOLL402_URL>",
        "TOLL402_MAX_USD": "<TOLL402_MAX_USD>",
        "TOLL402_REF": "<TOLL402_REF>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

toll402 mcp in other clients

toll402 mcp MCP server