Google Home Developer Newsletter February 2026
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Google Home APIs Knowledge Base for Gemini
We've released the Google Home APIs Knowledge Base, a curated source of truth file designed to provide AI models with the specific context needed for your smart home projects. In our evaluation of Home API-specific queries, providing this file as context drove a 5x accuracy increase in AI responses.
Mandatory transition to the Alliance Interop Test Lab for WWGH Matter Certification
Changes to the Works With Google Home (WWGH) certification process for Matter devices are coming! To streamline testing and improve interoperability for the entire ecosystem, we are transitioning to the Connectivity Standards Alliance Interop Test Lab (Alliance ITL) for Matter certification in the Google ecosystem. Currently the following ecosystem device types are supported: Blinds, Fan, Light, Lock, Outlet, Sensor, and Thermostat.
Check out the developer documentation for the latest info on this transition.
Google Home Vitals quality dashboard
We've launched technical documentation focused on the specific logic used to calculate your integration quality metrics, ensuring your internal monitoring aligns with Google's evaluation standards.
You'll also find troubleshooting steps to resolve technical drivers and ensure you maintain a high quality integration for your users in the Google Home app.
Aniket's Story - AI & I
The Google Home APIs Developer Challenge winner has been crowned and we're excited to share his journey.
Learn how Aniket used the Home APIs and Gemini to build "Pulse," an app designed to create environments that respond to your emotions.