Question: Is there an online platform that uses machine learning to isolate individual elements from an audio file?

AudioShake is a capable AI-powered audio separation tool that can identify and extract a variety of audio elements from a recording. It handles files up to 192kHz and offers mixing, mastering, localization and other options. With demos and free trials, it's a good option for musicians, content creators and producers.

Another good option is LALAL.AI, which lets you split any audio file into high-quality vocal and instrumental tracks. It can handle multiple file uploads and a variety of formats. The service is geared for musicians, streamers and anyone else handling audio, with tiered pricing and a beta Voice Changer tool.

Vocali.se offers a free, web-based service that uses machine learning to extract vocals and music out of any audio file. It's easy to use and fast, making it a good option for creating karaoke versions or isolating specific audio elements out of songs. On top of that, it's got a collection of useful articles and tutorials for musicians.