Google releases Gemini 4 Argon

On 30 September 2026 Google launched Gemini 4 Argon, a frontier model for software engineering and cybersecurity defense. It is rolling out first to trusted cyber defenders through the Fairwind Program, with wider access to follow.

Why it mattered Google released Argon first to vetted cyber defenders through its Fairwind Program, with developers, enterprises and consumers to follow.