For my main goal AI, What should I do next ?

Question

I took python courses in SoloLearn, what should I take later ?
Ps: I have everything free in SoloLearn and I want to do AI.

Answer 1

This might be a good idea:
https://www.sololearn.com/Course/machine-learning/?ref=app
https://www.sololearn.com/Course/data-science/?ref=app

Answer 2

This one is free (no pro):
https://www.sololearn.com/learn/6671/?ref=app