MCP Server

Active

MIT

letin: Power Query (M) MCP Server

io.github.S-CurveLabs/letin

Repository Registry

What is the letin: Power Query (M) MCP server?

Inspect, refactor, lint, run and version Power Query (M) in Excel workbooks and Power BI projects.

How to install letin: Power Query (M)

Copy-paste configuration for popular MCP clients.

transport: stdio

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

Environment / auth

LETIN_HOME
Folder for query snapshots. Defaults to %LOCALAPPDATA%\letin.

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

{
  "mcpServers": {
    "letin": {
      "command": "uvx",
      "args": [
        "letin"
      ],
      "env": {
        "LETIN_HOME": "<YOUR_LETIN_HOME>"
      }
    }
  }
}

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