deepseek-v4.1-flash-max vs glm-5.3-flash Benchmark Comparison

Direct benchmark comparison between deepseek-v4.1-flash-max and glm-5.3-flash based on LMArena Elo and the latest 2026 API pricing.

Direct Technical & Pricing Comparison

Frontier Model	LMArena Elo	API Cost (1M)	Throughput
deepseek-v4.1-flash-max	1614	$1.5e-7	85
glm-5.3-flash	1475	$9e-8	12

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

Comparison Summary: deepseek-v4.1-flash-max is the more capable model in this pair, leading by 139 Elo points. Notably, both models are on the Pareto Frontier, representing a true trade-off between higher intelligence and lower cost.