gemini-3.1-pro-preview vs kimi-k2-0905-preview

Direct benchmark comparison between gemini-3.1-pro-preview and kimi-k2-0905-preview based on LMArena Elo and latest API pricing.

Direct Technical Comparison

Frontier Model	LMArena Elo	API Cost (1M)	Throughput
gemini-3.1-pro-preview	1494	$0.000002	79
kimi-k2-0905-preview	1418	$4e-7	23

*These models represent the Pareto Frontier (optimal cost-to-performance).*

Conclusion: For developers looking for higher intelligence, gemini-3.1-pro-preview currently leads with an Elo of 1494.