You don’t need “AI” for this. Here’s an article with several suggestions for free- and open source solutions:

https://arcinarci.net/open-source-noise-cancellation-software/

If the software you use for recording has any support for audio plugins, that’s probably the easiest solution.

The guy behind faircamp is working on a similar approach to videos: https://simonrepp.com/hyper8/

A static site generator for videos.

Haha, they forgot to translate the silly toggle control.

In any case the default is off, which makes it one of the extremely few cookie banners on Norwegian sites that are actually GDPR compliant…