I've been working on an AI detector for the last few months. Updated it to handle Suno V5 on Wednesday - looks like it's very similar to V4.5. Am curious to see how this Studio version impacts the model I've trained.
After login it's free. But my site has been targeted by a lot of spam/abuse over the last decade, and login is something I've needed to set up to avoid that :(
If you want to test it, here's the link: https://www.submithub.com/ai-song-checker