{
  "mcpServers": {
    "agent-2-agent-commerce": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-sse",
        "https://agent-2-agent.com/api/v1/mcp"
      ],
      "env": {
        "X_API_KEY": "YOUR_A2A_API_KEY"
      }
    }
  }
}