At the current form most AI assets don’t seem gamedev ready. I mean high polygon counts, not automatically modular and so on. So besides images this shouldn’t be a problem AT THE MOMENT.
If assets are provided they should be easy to customize and implement into engines regardless how they were created .
1. As long as Ais motto is fake it until you make it shouldn’t be allowed.
2. Also what @mid said about the devaluation of human labor would be especially hard for a community focused marketplace like itch.