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NUX MG-30

io.github.voronkovd/nux-mg30-mcp · v0.1.1

Control a NUX MG-30 guitar processor over USB MIDI: amps, effects, knobs and presets.

Connect Runs on your machine

Terminal
claude mcp add nux-mg30-mcp -e MG30_PORT=<MG30_PORT> -e MG30_CHANNEL=<MG30_CHANNEL> -e MG30_DATA_DIR=<MG30_DATA_DIR> -- uvx nux-mg30-mcp==0.1.1
claude_desktop_config.json
{
  "mcpServers": {
    "nux-mg30-mcp": {
      "command": "uvx",
      "args": [
        "nux-mg30-mcp==0.1.1"
      ],
      "env": {
        "MG30_PORT": "<MG30_PORT>",
        "MG30_CHANNEL": "<MG30_CHANNEL>",
        "MG30_DATA_DIR": "<MG30_DATA_DIR>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "nux-mg30-mcp": {
      "command": "uvx",
      "args": [
        "nux-mg30-mcp==0.1.1"
      ],
      "env": {
        "MG30_PORT": "<MG30_PORT>",
        "MG30_CHANNEL": "<MG30_CHANNEL>",
        "MG30_DATA_DIR": "<MG30_DATA_DIR>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "nux-mg30-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "nux-mg30-mcp==0.1.1"
      ],
      "env": {
        "MG30_PORT": "<MG30_PORT>",
        "MG30_CHANNEL": "<MG30_CHANNEL>",
        "MG30_DATA_DIR": "<MG30_DATA_DIR>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
MG30_PORT
Optional
Substring of the MIDI port name (default: auto-detect)
MG30_CHANNEL
Optional
MIDI channel set on the device, 1-16 (default 1)
MG30_DATA_DIR
Optional
Where backups, patch files and logs are stored (default ~/.nux-mg30-mcp)

Details

Package[email protected] (PYPI, stdio)
First published30 Sep 2026
Last updated30 Sep 2026
Registry nameio.github.voronkovd/nux-mg30-mcp

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