DeepSeek V4 Flash 0731 vs GPT-5.6 Luna

DeepSeek V4 Flash 0731 against GPT-5.6 Luna
DeepSeek V4 Flash 0731GPT-5.6 Luna
Coding index51.858.0
Benchmarks behind it Verified, 4 benchmarks Verified, 6 benchmarks
Output $/Mtok$0.396$1.20
Cost per solved task$0.01$0.04
Context window1.05M1.05M