Gemini 4 Hydrogen is the fastest model in Agent Arena, 2.7x quicker than Sonnet 5.5
arena · x · 2026-11-13
Agent Arena data shows Google DeepMind's Gemini 4 Hydrogen is the fastest top-10 agent model: 7.3s per step (2.7x faster than Claude Sonnet 5.5, 3.1x than GPT-6.1 Sol), finishing 82% of tasks under 10 minutes vs 55%/44% for rivals — with net improvement on par with both. A step = one model API call in an Agent Mode task.
Related event: Gemini 4 Hydrogen Ranks 5th on Agent Arena as Fastest Model(4 posts)→
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