Google's Gemini Spark: An Agent That Works in the Background for You

Google has unveiled Gemini Spark, a new AI agent that can work 24/7 and handle complex tasks in the background while you sleep or go about your day. The agent can be "shockingly good" at getting things done, but journalists and experts question whether it justifies its cost and the potential privacy risks.

What Gemini Spark is

Gemini Spark is a new AI agent that Google positions as a personal assistant for automating complex tasks. The company says the agent is "always under your control," "turns on only when you want it to," and "is designed to check with you before taking critical actions." That means Spark is not supposed to do just anything without your involvement; it is meant to operate under your supervision.

Google gave Verge journalists a week of access to Spark for independent testing. Hands-on use showed that Spark has fairly broad capabilities for modern AI automation.

The agent's capabilities include:

• Working in the background without requiring the user to be present
• Carrying out multistep tasks and complex chains of actions
• Continuing to work even after you close the app or step away from the computer
• Notifying the user before critical operations
• Processing tasks 24/7 with constant availability

How Spark performs in practice

When Verge's reviewers tested the agent in real-world conditions, the results were frankly mixed. On one hand, Spark can indeed be remarkably effective. It handles several types of tasks assigned to it and can work on them autonomously.

On the other hand, the quality of its work depends heavily on how clearly you phrase your instructions and on the type of task you give it. Spark does some tasks superbly, and the results match exactly what you had in mind. On others, the agent can be caught making mistakes or misinterpreting your instructions. It resembles hiring a new team member when you don't yet know their weaknesses and blind spots.

There are also questions about how often Spark will "check in" with you before acting. If it demands confirmation for every step, automation efficiency drops significantly. If it acts too independently, the risk of errors rises.

"Spark can be shockingly good at what you ask it to do,"

Verge says of its first impressions of the agent.

Price and privacy risk

Two key questions drive most of the skepticism about Gemini Spark, and they concern both experts and prospective users. The first is the financial cost Google charges for this functionality as a subscription. The second, and more serious, is the privacy and security of personal data.

When an AI agent works in the background on your behalf, it can potentially see a great deal of personal information: your accounts and passwords, financial data and payment histories, private messages and correspondence, and information about your interests and preferences.

Google insists the agent works locally and does not send your personal data to servers, but it is hard to verify that promise independently.

Verge's journalists note that, despite all of Google's statements about control and security, the risk remains substantial. It is not entirely clear how Google will handle the data the agent collects while it works, or what happens if the agent makes a mistake or is compromised in an attack.

What this means

Gemini Spark marks the move of browser-based AI agents and automation from the lab into real consumer products. On paper the technology looks useful and even revolutionary, but in practice it remains insufficiently reliable and transparent for mass adoption without additional safeguards.

Spark will likely find users among those willing to accept the risks for the sake of convenience. For most people, though, it makes more sense to wait until Google significantly improves security, transparency and data handling before entrusting the agent with critical tasks.