The story of modern AI isn’t a straight line of “bigger models = better results.” It’s a sequence of paradigm shifts, each one redefining where compute creates capability. Understanding these phases isn’t academic — it’s the structural map that explains why 2025’s models weren’t dramatically larger than 2023’s, yet reasoned dramatically better. And why RLVR […] The post The Five Scaling Phases of AI appeared first on FourWeekMBA .