Inspect, refactor, lint, run and version Power Query (M) in Excel workbooks and Power BI projects.
Letin: Power Query (M) is an MCP integration. Inspect, refactor, lint, run and version Power Query (M) in Excel workbooks and Power BI projects.
The published pypi package is letin, version 0.2.0. Its declared MCP transport is stdio.
The package declares LETIN_HOME: Folder for query snapshots. Defaults to %LOCALAPPDATA%\letin..
Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.
View the publisher’s registry entry · Project repository. This profile uses version 0.2.0 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.
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| Variable | Description | Required |
|---|---|---|
| LETIN_HOME | Folder for query snapshots. Defaults to %LOCALAPPDATA%\letin. | Optional |
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