But they're still not making a profit. Maybe the analogy would be if the moat was filled with water, and it started leaking into the castle.
I wonder whether running an ad on a ChatGPT conversation even pays for the cost of that conversation. I know the agent my company runs costs us 10x more to generate each response than an ad click would bring us in revenue. So, even if someone clicked on an ad every time they asked a question, we'd still lose money. Hmm.