Stable Diffusion image generation, LLM-written code, machine learning evolutionary algorithms, etc all count. Absolutely anything that's ever touched a neural network within the mod itself or its mod page, no exceptions.
It's like the "no politics" or "don't be rude" policies some communities follow. Obviously some politics are going to be less controversial, like telling people to plant trees or feed the poor. And if someone is bullying, it is more socially acceptable to be rude to them to defend someone. But when you add qualifiers to rules people will bend and twist and argue about them. It's just easier to just say "tag AI content" even if that's a very broad term spanning a multitude of technologies and ethicalities.