Skip to content
mcp/harbor
Cursor

Arduino MCP Server for Cursor

io.github.hardware-mcp/arduino-mcp-server

Arduino MCP server for CLI setup, board detection, compile/upload, serial monitoring, and pin refs.

client:Cursor transport:stdio runtime:npm

Install Arduino MCP Server in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

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

{
  "mcpServers": {
    "arduino-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "arduino-mcp-server"
      ],
      "env": {
        "ARDUINO_CLI_PATH": "<ARDUINO_CLI_PATH>",
        "ARDUINO_SKETCH_ROOT": "<ARDUINO_SKETCH_ROOT>"
      }
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

Arduino MCP Server in other clients

Arduino MCP Server MCP server