Google Unveils Gemini 4 Argon Frontier Model With 1M-Token Context
Google announced Gemini 4 Argon, its newest frontier model, featuring advanced reasoning and a 1-million-token context window, aimed at cybersecurity defense and heavy workloads. It is rolling out to trusted cyber defenders via the Fairwind Program. September also brought Gemini 3.8 Flash, 3.8 Flash Cyber, Gemini 3.8 Live voice models, Googlebook pre-orders, and the Gemini app on Windows.
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“September's headline belongs to Gemini 4 Argon, our newest frontier model. Built with advanced reasoning and a 1-million-token context window, it's designed to tackle complex challenges — especially in cybersecurity defense.”
“Safely releasing frontier capabilities at this level requires a phased approach, and Argon is currently rolling out to trusted cyber defenders through the Fairwind Program.”
Summary last validated Oct 3, 2026
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