Gemini 4 Argon
Google · 2026-09-30
Gemini 4 Argon is Google's frontier multimodal reasoning model announced September 30, 2026 for long-horizon coding, knowledge work, and cybersecurity defense. Its initial rollout is limited to trusted testers and Fairwind Program cyber defenders, ahead of broader developer and consumer availability. Google reports an output limit of one million tokens; a public API identifier and maximum input context have not been specified.