Google unveiled Gemini Spark at I/O 2026, a 24/7 AI agent powered by Gemini 3.5 that manages email, calendars, and workflows autonomously on Google Cloud.

Announced at Google I/O 2026, Spark is Google's most ambitious Gemini feature yet—a personal AI agent that manages just about everything.

Google is introducing a range of new AI tools, including an AI assistant called Gemini Spark, which proactively performs tasks for users.