What is Gemini Spark, and what can it actually do for you?

Google has spent the last two years teaching Gemini to answer questions faster. With Gemini Spark, it’s trying something different: an AI that doesn’t wait for you to ask.

Announced at Google I/O in May 2026, Gemini Spark is Google’s always-on personal AI agent. Instead of the usual prompt-and-response routine, Spark runs continuously in the background, checking your inbox, watching your…