From telling me about the current weather and the events happening in the world to the management of my schedule, it comes really handy as it will keep me informed of my schedule without any stress at all.

That's not an AI - Siri and other virtual assistants were capable of doing so like 10 years ago.

Your workout app is likely not AI enhanced either - what you describe has also been around for at least a decade. And the same applies for most things you mentioned in the post.