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mcp/harbor
Claude Desktop

Frisk for Claude Desktop

dev.tryfrisk/frisk

Screen the counterparty of an x402 payment before an agent pays it. Runs offline by default.

client:Claude Desktop transport:stdio runtime:npm

Install Frisk in Claude Desktop

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

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "frisk": {
      "command": "npx",
      "args": [
        "-y",
        "frisk-mcp"
      ],
      "env": {
        "FRISK_API_KEY": "<FRISK_API_KEY>",
        "FRISK_BASE_URL": "<FRISK_BASE_URL>"
      }
    }
  }
}

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

Frisk in other clients

Frisk MCP server