Generative artificial intelligence is undergoing a brutal transition phase. The euphoria of early deployments is giving way to an uncompromising demand for financial return. As a FinOps strategist, my observation is clear: AI is not a magic solution; it is a power infrastructure. Without rigorous resource management and a dedicated architecture, it risks becoming the greatest value destroyer of the decade. The time for experimentation is over; the focus is now on the industrial mastery of ROI. 1