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Google launches Gemini 4 Argon, first for paid Gemini app and Antigravity users, with 50% API discount through November

Announced October 13, 2026

Verified (fact)

Google posted an announcement of 'Gemini 4 Argon' on its official blog. According to reports, Argon has begun rolling out to the Gemini app and Antigravity, available to paid subscribers (Google AI Pro and Ultra). Developers get a 50% discount on API pricing through November. According to a GeekNews summary, output is up to 1 million tokens, and Google cites use cases including code refactoring, scientific research, 3D environment generation, and work automation. At the time of collection, the official blog post body showed only 'TBD', so details are based on press reports and community summaries.

Needs fact-check (claim)

Google claims Argon has 'frontier-level reasoning', performs better on complex workflows, and produces less hedging, repetition, and clichéd phrasing (as reported by The Verge). The community shared an example in which Argon created a realistic temple complex in Blender from a single prompt without human intervention.

Why it matters (interpretation)

Google's next-generation flagship, previously known only through internal testing and its inclusion in enterprise agents, has now actually launched. This reignites frontier model competition with Opus 5.5 and GPT-6.1 Sol. The 1 million output tokens and discounted API pricing could change the cost calculus for workloads that generate long documents and code.

Sources

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