claude-opus-5.5-max vs gpt-5.2-chat-latest-20260210 Benchmark Comparison

Direct benchmark comparison between claude-opus-5.5-max and gpt-5.2-chat-latest-20260210 based on LMArena Elo and the latest 2026 API pricing.

Direct Technical & Pricing Comparison

Frontier Model	LMArena Elo	API Cost (1M)	Throughput
claude-opus-5.5-max	1818	$0.000004	59
gpt-5.2-chat-latest-20260210	1476	$0.00000175	93

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

Comparison Summary: claude-opus-5.5-max is the more capable model in this pair, leading by 342 Elo points.