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

Direct benchmark comparison between deepseek-v4.1-flash-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
deepseek-v4.1-flash-max	1614	$1.5e-7	85
glm-5.3-max	1483	$9.1e-7	58

*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 131 Elo points. Specifically, deepseek-v4.1-flash-max is currently on the Pareto line, suggesting it offers better systemic value for its performance tier.