Corroborated event · 5 outlets
Google debuted Gemini 4 Carbon, a frontier large language model aimed at complex programming and cybersecurity tasks, initially available only to trusted cyber defenders.
AI brief
Google announced Gemini 4 Carbon, a frontier AI model it says is not available for public use. The text describes it as a slightly better version of Argon.
Written by AI from Ars Technica AI's published text.
Background
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Google
- Newest model on the API
- Gemini 4 Argon · 13 Oct 2026 · $2 in / $10 out per million tokens
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More coverage of this story (4)
Google announces Gemini 4 Carbon frontier model
Google's Gemini 4 Carbon promises 'significant leap' in AI coding and cybersecurity
Engadget AI · 28 Oct 2026, 21:45
Google launches Gemini 4 Carbon with a ‘significant leap’ in cybersecurity
The Verge AI · 28 Oct 2026, 20:03
Google Deepmind releases Gemini 4 Carbon just two weeks after Argon with gains across the board
The Decoder · 28 Oct 2026, 19:17
Gemini 4 Carbon: Our next frontier model
Google DeepMind · 28 Oct 2026, 17:00
Primary source
“Gemini 4 Carbon is essentially a slightly better version of Argon.”
Interpretation or community commentary rather than straight reporting.
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