DeepSeek V4 Flash 0731 vs GPT-5 Mini

DeepSeek V4 Flash 0731 against GPT-5 Mini
DeepSeek V4 Flash 0731GPT-5 Mini
Coding index51.834.2
Benchmarks behind it Verified, 4 benchmarks Partial, 2 benchmarks
Output $/Mtok$0.28$2.00
Cost per solved task$0.01$0.08
Context window1.05M400K