Kimi K3.1 Pro (Max) vs GLM-5.3 (Max) Benchmark Comparison

Direct benchmark comparison between Kimi K3.1 Pro (Max) and GLM-5.3 (Max) based on LMArena Elo and the latest 2026 API pricing.

Direct Technical & Pricing Comparison

Frontier Model	LMArena Elo	API Cost (1M)	Throughput
Kimi K3.1 Pro (Max)	1692	$0.000002	35
GLM-5.3 (Max)	1481	$7.9e-8	112

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

Comparison Summary: Kimi K3.1 Pro (Max) is the more capable model in this pair, leading by 211 Elo points. Notably, both models are on the Pareto Frontier, representing a true trade-off between higher intelligence and lower cost.