claude-opus-4-6-thinking vs glm-5 Benchmark Comparison

Direct benchmark comparison between claude-opus-4-6-thinking and glm-5 based on LMArena Elo and the latest 2026 API pricing.

Direct Technical & Pricing Comparison

Frontier Model	LMArena Elo	API Cost (1M)	Throughput
claude-opus-4-6-thinking	1502	$0.000005	38
glm-5	1456	$7.2e-7	21

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

Comparison Summary: claude-opus-4-6-thinking is the more capable model in this pair, leading by 46 Elo points.