Gemini 4 Carbon hits Pareto frontier on Agent Arena, 72% cheaper than Claude Opus 5.5
arena · x · 2026-10-29
LMArena announced Gemini 4 Carbon (High) landed on the Pareto frontier across Agent Arena, Code Arena: WebDev, and Text Arena. It ranks #2 in Agent Arena with +16.2% net improvement at $1.80 median cost per task — 72% less than #1 Claude Opus 5.5 (Max).
Related event: Google launches Gemini 4 Carbon, topping the Artificial Analysis index(84 posts)→
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