Google opened early access to Home MCP on September 16, 2026, a Model Context Protocol server that lets AI agents monitor devices, review event history, and execute control actions across the Google Home ecosystem. Access is rolling out in English to Google Home Premium Advanced users in the US. The announcement on the Google Home & Nest Community blog, signed by Taylor, Group Product Manager for Google Home & Nest, states that any agent that supports calling MCP tools (Google named Google…