Gemini 4 Hydrogen Rises to #4 in Knowledge Work on Agent Arena, Beating Three Higher-Ranked Rivals
arena · x · 2026-11-13
Based on over 6,000 real-world agentic sessions, Arena reports that Gemini 4 Hydrogen (High) ranks #5 overall on Agent Arena but climbs to #4 on knowledge-work tasks, overtaking Claude Opus 5.5 (Max), GPT-6 Astra (Max) and Claude Sonnet 5.5 (Max), which all outrank it overall.
The accompanying chart shows the knowledge-work top spots held by Claude Fable 5.2 (Max), Gemini 4 Carbon (High) and Claude Fable 5.1 (Max). Arena notes Hydrogen is also the fastest model in the Agent Arena top 5, making it a strong pick for real-world work.
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