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mcp/harbor
Claude Desktop

p402 for Claude Desktop

io.github.z333q/p402

Multi-provider AI router with x402 micropayment settlement on Base L2. 1% flat fee.

client:Claude Desktop transport:stdio runtime:npm

Install p402 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": {
    "p402": {
      "command": "npx",
      "args": [
        "-y",
        "@p402/mcp-server"
      ],
      "env": {
        "P402_API_KEY": "<P402_API_KEY>",
        "P402_ROUTER_URL": "<P402_ROUTER_URL>"
      }
    }
  }
}

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

p402 in other clients

p402 MCP server