The extension in Gemini doesn’t support all smart devices, however. As Google notes, it will link you to the Google Home app for controls related to security devices, including cameras, locks, gates, and doors. It also can’t execute routines.

You'll be able to ask Gemini to make changes to your Home in natural language, and the Gemini extension will replace the Google Assistant.

Google Gemini Extensions are starting to arrive for Home, Messages, Phone, and even WhatsApp. Home’s Gemini Extension supports natural-language control of your devices. You’ll need to register for Home’s Public Preview to get early access.

Smart homes have gotten more intelligent over the years, but we still haven't quite reached the same level as old sci-fi movies where people could talk directly to a house AI. Fortunately, if Google plays its cards right,