No AI on Bandcamp
I'm not sure this is new, but Bandcamp has officially banned music created "wholly or in substantial part" with artificial intelligence.
https://old.reddit.com/r/BandCamp/comments/1qbw8ba/ai_generated_music_on_bandcamp/
'If you encounter music or audio that appears to be made entirely or with heavy reliance on generative AI, please use our reporting tools to flag the content for review by our team. We reserve the right to remove any music on suspicion of being AI generated.'