Google unveiled Gemini 4 Carbon on Oct 28, 2026 as its next frontier model, two weeks after Argon. TradFi reported Google benchmarks show it tops GPT-6 Astra and Claude Opus 5.5 across most metrics (post), and WatcherGuru called it the world's most powerful AI model (post).

Google unveiled Gemini 4 Carbon on Oct 28, 2026 as its next frontier model, two weeks after Argon. TradFi reported Google benchmarks show it tops GPT-6 Astra and Claude Opus 5.5 across most metrics (post), and WatcherGuru called it the world's most powerful AI model (post).

Kimmonismus, quoting Sundar Pichai, noted surprise at the timing just two weeks after Argon and cited a leading score of 59 on the Artificial Analysis Intelligence Index v5.0 alongside improvements in long-running tasks and cybersecurity capabilities (post). Google's own blog describes it as "our strongest model with state-of-the-art cybersecurity and long horizon capabilities" (Introducing Gemini 4 Carbon).

The posts are forwarding accounts reporting Google's claim, not independent verification of the benchmarks.