8-900m users but only 5% pay, OpenAI faces a core challenge: its models are competitive but lack stickiness. While competitors like Google and Meta also ship cutting-edge models, OpenAI's vast user base is shallow, with most users engaging sporadically.

The company's ad-supported model aims to deepen engagement but struggles with the 'blank screen' problem – users can't find daily use cases. Fidji Simo admits a 'capability gap' between model potential and user application, highlighting the absence of clear product-market fit despite massive reach.