Yes, machine learning is great! Unfortunately the terms ML and AI got conflated recently.
ChatGPT actually pretends to be clever. An app that takes a bunch of pictures and spits out a % of how much "kitten" might be in it is not quite what one would think of when talking about AI.
yet it's machine learning so some people call it AI nowadays
Make sure to read a bit further, they usually get about 10000 attempts. And unfortunately most tests are just about recalling stuff, understanding is not something a text predictor does. It can't actually think.
Some apps do. Depending on your preferences an app might also be nicer to use overall than the lemmy web interface