Do you realize what's happening here? DEEPSEEK V4 PRO IS NOW 75% CHEAPER FOREVER The new king of cost/token. > Input: $0.435
> Output: $0.87
> Cached: $0.0036 (almost free!) How? V4 paper shows or SemiAnalysis: it takes just 27% compute & 10% cache compared to v3.2 ↓