Google's New AI Agent Works While You Sleep

Google dropped its biggest consumer AI announcement at I/O this week, and it was not a new search feature or a chatbot upgrade. It was an always-on AI agent called Gemini Spark that keeps working after you close your laptop and go to bed.

Spark is a cloud-based personal agent powered by Google's new Gemini 3.5 model. It connects to Gmail, Docs, and Slides out of the box, with third-party integrations for Canva, OpenTable, and Instacart available from day one. Because it runs in the cloud, it does not need your phone or computer to be on. It just keeps going.

That is the key difference between Spark and every AI assistant you have tried before. Siri stops when you put your phone down. ChatGPT waits for your next message. Spark runs tasks in the background, flags what needs your attention, and finishes jobs while you are busy doing literally anything else.

Google gave some concrete examples on stage. Spark can scan your monthly credit card statements for hidden subscriptions you forgot about. It can monitor your kid's school emails, pull out the important deadlines, and send you and your partner a daily digest. It can take scattered meeting notes from Gmail and Docs, write them into a clean summary, and fire off the follow-up email to kick off the next phase of a project.

None of those tasks are dramatic. All of them eat real time every single week. That is exactly the kind of work AI should be doing — the stuff you keep meaning to get to but never quite do.

Spark is part of a new subscription tier called Google AI Ultra, which costs $100 a month. That puts it in the same price range as OpenAI's top-tier ChatGPT plan. The pitch is that you are not paying for a chatbot. You are paying for a worker that handles the admin you would otherwise ignore or do badly at midnight.

Availability is rolling out in stages. Trusted testers get access this week. A beta for U.S. AI Ultra subscribers is expected next week. Over the summer, Google plans to add the ability to text or email Spark directly, create custom sub-agents for specific jobs, and let it operate your local browser. A macOS desktop version is also on the roadmap.

The sub-agent feature is the one small business owners should watch. Imagine building a mini Spark that handles your weekly invoice follow-ups, another that monitors a shared inbox for urgent customer messages, and a third that compiles a Monday morning status report from your team's Docs. Each one runs independently, each one reports back to you.

Google is not the only company chasing this idea. OpenAI has been building background task features into ChatGPT. Anthropic has been expanding Claude's ability to work through multi-step projects. Microsoft Copilot already lives inside Office. But Spark is the first to frame itself explicitly as a 24/7 agent — something that works on your behalf even when you are not looking.

That framing matters because it changes what you expect from AI. A chatbot is something you use. An agent is something that works for you. The mental shift from pulling information to delegating work is the real product Google is selling here.

There are real questions worth asking before you hand your inbox to an AI agent. What happens when it misreads a message and sends the wrong follow-up? What about emails that contain sensitive client information? What level of access does Spark actually have, and can you dial it back for specific accounts or folders?

Google says Spark will always flag actions that need your approval before executing. But the details on exactly where the guardrails sit are still thin. Early adopters will want to start with low-stakes workflows and build trust gradually, the same way you would with a new hire who seems sharp but has not proven themselves yet.

For small business owners and creators, the practical move is simple. If you are already deep in Google's ecosystem — Gmail, Docs, Calendar — this is the first AI feature worth seriously evaluating at the $100 price point. Not because it is magic, but because it targets the exact category of work that quietly eats your week: admin, follow-ups, scheduling, and the small tasks that never feel urgent until they pile up.

If you are not a Google Workspace user, the bigger signal still matters. The entire industry is moving toward always-on AI agents, not just smarter chatbots. The tools you already use — whatever they are — will start offering background agents within the next year. The question is not whether this happens. It is whether you are ready to delegate when it does.

The grounded takeaway is this. AI just graduated from something you talk to into something that works a shift. Gemini Spark is Google's bet that most people do not want another chat window. They want fewer tasks on their plate when they wake up in the morning. Whether it delivers on that promise will play out over the summer. But the direction is clear, and it is worth paying attention to now.