The issue in the article was paying customers complaining about ads. The ads OpenAI wants to roll out would likely be for free users, since the costs of training and running these LLM systems is very expensive.
From the tweet in your linked post:
> This could help OpenAI give free users more generous usage and features, while users on paid plans stay ad free, which fits with the high costs of running ChatGPT and the revenue they expect from shopping and ad related features
The issue in the article was paying customers complaining about ads. The ads OpenAI wants to roll out would likely be for free users, since the costs of training and running these LLM systems is very expensive.
From the tweet in your linked post:
> This could help OpenAI give free users more generous usage and features, while users on paid plans stay ad free, which fits with the high costs of running ChatGPT and the revenue they expect from shopping and ad related features