Google’s Gemini 4 frontier model for long-horizon reasoning, software engineering, and professional knowledge work, with image and video understanding; now globally available through the API.
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Gemini 4 Argon became globally available on 2026-10-13: developers and enterprises can use it through the AI Studio / Gemini platform API, while Google AI Pro and Ultra users can access it in the Gemini app and Search AI Mode. The API model ID is `gemini-4-argon`; input and output share a 1,048,576-token total budget. Earlier Fairwind controlled access and the app-subscriber announcement were preceding availability stages.
— Google first announced Gemini 4 Argon on 2026-09-30; at the time of this launch post, access was limited to trusted cyber defenders through the Fairwind Program, with broader API and Google AI Ultra access still forthcoming. The post describes chart and long-video understanding and states a 1M-token maximum output. ↗ — Gemini 4 Argon became globally available to developers and enterprises through the API on October 13, and to Google AI Pro / Ultra users in the Gemini app and Search AI Mode; its API model ID is `gemini-4-argon`. ↗
Why it mattered
Gemini 4 Argon was first announced with controlled Fairwind access, then opened globally through developer/enterprise APIs on 2026-10-13 and entered Gemini app and Search AI Mode subscription channels; this general release is a major stage distinct from its initial preview.
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Architecture & capabilities
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Release history
Announcement
Google first announced Gemini 4 Argon on 2026-09-30; at the time of this launch post, access was limited to trusted cyber defenders through the Fairwind Program, with broader API and Google AI Ultra access still forthcoming. The post describes chart and long-video understanding and states a 1M-token maximum output.
Google AI Pro and Ultra subscribers can now use Gemini 4 Argon in the Gemini app. This is an app-availability update; the announcement does not mention API access or a distinct API model ID.
Gemini 4 Argon became globally available to developers and enterprises through the API on October 13, and to Google AI Pro / Ultra users in the Gemini app and Search AI Mode; its API model ID is `gemini-4-argon`.