MCP Server

Arduino MCP Server MCP Server

Name: Arduino MCP Server MCP Server
Author: io.github.hardware-mcp

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

Repository Registry

What is the Arduino MCP Server MCP server?

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

How to install Arduino MCP Server

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

ARDUINO_CLI_PATH
Optional path to arduino-cli binary. Defaults to arduino-cli on PATH.
ARDUINO_SKETCH_ROOT
Optional absolute path restricting sketch operations to this directory.

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

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

Cursor

~/.cursor/mcp.json

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

Windsurf

~/.codeium/windsurf/mcp_config.json

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

VS Code

.vscode/mcp.json

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

Claude Code

claude mcp add arduino-mcp-server --env ARDUINO_CLI_PATH=<YOUR_ARDUINO_CLI_PATH> --env ARDUINO_SKETCH_ROOT=<YOUR_ARDUINO_SKETCH_ROOT> -- npx -y arduino-mcp-server