DeepSeek V4 Flash 0731 vs Grok 4.20

DeepSeek V4 Flash 0731 against Grok 4.20
DeepSeek V4 Flash 0731Grok 4.20
Coding index51.833.3
Benchmarks behind it Verified, 4 benchmarks Partial, 2 benchmarks
Output $/Mtok$0.396$2.50
Cost per solved task$0.01$0.72
Context window1.05M2M