Google reportedly testing Gemini 4 'Carbon' checkpoint matching Opus 5.5 in coding
ShikharMurty · x · 2026-10-10
Per Business Insider, Google is internally testing a new Gemini 4 checkpoint named "Carbon" that reportedly matches Anthropic's Opus 5.5 in coding. Unconfirmed by Google — treat as a credible leak. The report sparked buzz that DeepMind may be back in the frontier race.
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