Google unveils Gemini Agent and Gemini 4 Argon
Google has unveiled Gemini Agent and the Gemini 4 Argon model. The new assistant operates in the background without requiring open browser sessions, while the model offers a one-million-token output window.

What happened?
Google has introduced Gemini Agent and the Gemini 4 Argon model. Gemini Agent is a perpetually active AI assistant that runs in the cloud, managing persistent background tasks across applications and devices without requiring an active session in a browser or terminal. The Gemini 4 Argon model features an output window of one million tokens and specific functions for cybersecurity defense.
Key facts
| Ny modell | Gemini 4 Argon |
|---|---|
| Ny agenttjänst | Gemini Agent |
| Utmatningsfönster | 1 000 000 tokens |
| Fokusområde | Cybersäkerhet och bakgrundsuppgifter |
Why it matters
The transition from reactive chatbots to autonomous, perpetually active agents marks a paradigm shift in AI-assisted work. By handling persistent processes in the background and offering a massive output window, Google is strengthening its position against competitors such as OpenAI and Anthropic.
Who is affected?
The release targets developers, security experts, and IT organizations looking to automate workflows and bolster their cyber defense. It also impacts end-users seeking autonomous assistants integrated across multiple devices.
Impact on the EU
Cloud-based AI agents that operate in the background face strict requirements under the EU’s General Data Protection Regulation (GDPR) and the EU AI Act. Google has not yet specified regional availability or potential adaptations for European users.
What else you should know
Gemini 4 Argon distinguishes itself with capabilities for cyber defense and a one-million-token output window, enabling the generation and review of extensive codebases and log files without interruption.
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