Has AI actually saved you time in your CRM, or is it mostly hype? What features do you use regularly?

We (our team) recently made a few websites for a college, integrating a CRM system to make the application process and customer service easier. It was AI-integrated.

We want to know whether a manually managed CRM system is more effective than an AI-integrated CRM, if so, then in what ways? Advantages, limitations and other things.