YES
AI clearly doesn't understand RPGs, or the differences. All the apparent AI generated content of the last days was so low quality, that we had to throw it out.
The main reasoning I suggest this is not to prevent its usage but to have a formal rule we can point to and based on that handle an offender's suspension.
Examples of todaytext that reads like bad AI generation: https://rpg.stackexchange.com/posts/204619/revisions and https://rpg.stackexchange.com/posts/204618/revisions and https://rpg.stackexchange.com/posts/204642/revisions
AnotherExample of a better AI-generated answer, which is factually completely wrong: https://rpg.stackexchange.com/posts/204344/revisions
Let's ban Abominable Intelligence and its products!