According to Google, the integration allows these non-native agents to monitor devices and perform actions on a user's behalf within the home.
This shift marks a move toward agentic AI—autonomous software that can complete complex goals—by providing external models with the infrastructure needed to understand a household's context.
Rather than just turning on a light, these agents can perform sophisticated cross-camera analysis to track specific events or review device states to determine utility usage, such as how many loads of laundry were completed in a week.
This competitive expansion gives users the flexibility to use their preferred AI provider to manage their home data and automation.
The integration also introduces new technical mechanisms for how these agents interact with residents.
While Google’s own Gemini for Home will continue to power primary smart speaker functions, the new protocol allows third-party agents to send voice messages through those same speakers or build custom digital dashboards for home control.
Taylor Lehman, a group product manager at Google Home and Nest, stated that this system is designed to connect digital intelligence to real-world events while maintaining secure access to the broader Google Home ecosystem.