MCPs › Data & APIs › unofficialMCP4Vaillant
An unofficial MCP (Model Context Protocol) server that exposes a Vaillant heat pump's data to AI assistants like Claude. Query outdoor and room temperatures, hot water status, energy consumption, COP estimates, schedules, and diagnostics through natural conversation.
Not monetized yet
Turn unofficialMCP4Vaillant’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Install unofficialMCP4Vaillant
For anyone using unofficialMCP4Vaillant — no Lulu account needed# stdio server — install per the repository README: https://github.com/holger1411/unofficialmcp4vaillant
Real-time weather for any city, built on the lulu-ads widget gallery. First-party, free forever.
View server →FAQ
unofficialMCP4Vaillant installs from source — follow the repository README.
Unrated out of 100, computed from cross-registry traction signals (installs, stars, registry presence) — never influenced by sponsorship.
Similar servers
Works well together
Your server?
This is for the person who owns unofficialMCP4Vaillant — adds Lulu Ads to your own code. Not the install steps above, those are for your users.
Copies a ready prompt: your coding agent installs the lulu-ads SDK, wires the slot, and applies the widget design guide.
or set up manually at getlulu.dev/publishers
Get verified so you can edit the page. Your badge is already live below — no claim needed for that.
Managed hosting with monetization built in — waitlist.
[](https://getlulu.dev/mcps/unofficialmcp4vaillant)