DeepSeek-V4.1-Flash-20261017 (Max) vs gpt-5.2-chat-latest-20260210 Benchmark Comparison

Direct benchmark comparison between DeepSeek-V4.1-Flash-20261017 (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
DeepSeek-V4.1-Flash-20261017 (Max)	1670	$3e-7	215
gpt-5.2-chat-latest-20260210	1476	$0.00000175	N/A

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

Comparison Summary: DeepSeek-V4.1-Flash-20261017 (Max) is the more capable model in this pair, leading by 195 Elo points. Specifically, DeepSeek-V4.1-Flash-20261017 (Max) is currently on the Pareto line, suggesting it offers better systemic value for its performance tier.