DeepSeek V4.1 Flash 1017 matches GLM-5.3 intelligence at ~⅓ the cost and 4x the speed.
AI-generated summary DeepSeek V4.1 Flash 1017 matches GLM-5.3 intelligence at about one third the cost and four times the speed according to Baseten. Baseten details three optimizations used to make Flash models faster including kernel fusion Programmatic Dependent Launch and host loop minimization.