DeepSeek V4.1 Flash vs GPT-5

DeepSeek V4.1 Flash against GPT-5
DeepSeek V4.1 FlashGPT-5
Coding index77.272.2
Benchmarks behind it Partial, 2 benchmarks Verified, 3 benchmarks
Output $/Mtok$0.525$10.00
Cost per solved taskNot computable$0.39
Context window1.05M400K