Personalization and Applications: The New Competitive Moat in AI

As AI model performance rapidly commoditizes, leading companies like OpenAI, MidJourney, and Google are competing through personalization and application-layer strategies rather than raw model capability. OpenAI's hiring of Fidji Simo as CEO of Applications signals a structural shift toward a holding company model, where personalized, workflow-integrated applications create switching costs that outweigh state-of-the-art model advantages.