The default for Artemis Low Quality is version 13 in the latest release of the app.
The research team has reached some limits with some of the models and is working on different options for the future of the app.
If you have not seen the lastest release called Project Starlight, you can click on that link to check out the details.
The best model for a clip can differ based on the unique variables to that clip. Some low quality clips might do well with Artemis, while others can use Iris or Rhea for enhancement. There is not a one model choice that applies to every video clip.