Google tests Gemini 4 Argon cyber-permissive variant and Barium model family

Stats Wire @StatsWireOriginally posted 2026.10.25

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🚨 Google is internally testing an unlocked cybersecurity variant of Gemini 4 Argon (`gemini-4-argon-cyber-permissive`) alongside a new "Barium" model family. Cyber & Routing: • gemini-4-argon-cyber-permissive • gemini-3.8-flash-router • gemini-4-argon-disabled New "Barium" Teamfood (-tf) Family: • barium-b-concise-final-response-di-tf • barium-b-final-visibles-v7-tf Internal Frontier Eval: • sonnet-5.5-high-bon-le (Sonnet 5.5 High Best-of-N) Argon, Carbon, and now Barium are all inside Google's internal registry