claude-sonnet-4-5-20250929 vs qwen3.8-max Benchmark Comparison

Direct benchmark comparison between claude-sonnet-4-5-20250929 and qwen3.8-max based on LMArena Elo and the latest 2026 API pricing.

Direct Technical & Pricing Comparison

Frontier Model	LMArena Elo	API Cost (1M)	Throughput
claude-sonnet-4-5-20250929	1455	$0.000003	61
qwen3.8-max	1496	$0.000002	40

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

Comparison Summary: qwen3.8-max is the more capable model in this pair, leading by 41 Elo points.