SAM-Audio

https://github.com/0x0funky/audioghost-ai

More VRAM/performance optimized fork of SAM-Audio by Meta:

https://github.com/facebookresearch/sam-audio
The large model metrics.

"Fish Audio has it on their website but credits are diabolocal"

It’s a prompt-based separator. It can do a decent job when dedicated models fail.
It only works in mono.
Iirc on mid side processed files, it got rid of some noise and knocking when separating SFX and instrumental with a prompt “music” and later with prompt knocking “and selected the part at 0:35 and 0:36 for span prompting (...) You can get better results with more precise span prompting and comp” - nicov_na