Inside Gemini 4 Argon, the model Google is testing on its own infrastructure first

Google has launched Gemini 4 Argon, an advanced AI model focusing on coding, enterprise tasks, and autonomous cybersecurity defense, initially available to trusted testers through the Fairwind Program. Argon supports an industry-leading 1 million output token limit, delivers significant efficiency gains in quantum computing and data centre optimisation, and enhances vulnerability detection with improved resistance to prompt injection attacks.

This Wire brief sits within Fusion42's coverage of AI & ML, and 32 sources have reported it between 30 Sep 2026 and 5 Oct 2026.