Given this specific family of product, the ads are essentially baked in - medium is the message and all.

LLM induced psychosis is one thing, but extremely subtle LLM induced brand loyalty or ideological alignment seem like natural attractors.

One day a model provider will be 'found out' for allowing paid placement among its training data. It's entirely possible that free-tier LLMs won't need banner ads - they'll just happen to like Pepsi a lot.