DeepSeek V4 Flash 0731 vs GPT-5.1

DeepSeek V4 Flash 0731 against GPT-5.1
DeepSeek V4 Flash 0731GPT-5.1
Coding index51.840.4
Benchmarks behind it Verified, 4 benchmarks Verified, 3 benchmarks
Output $/Mtok$0.28$10.00
Cost per solved task$0.01$1.02
Context window1.05M400K