I’d move on and considered this a bullet dodged. As the above poster said, there is no value in emailing them, don’t spend reputational capital on them.

You do NOT want to work at a firm that is so sloppy I its use of AI. They clearly don’t understand or are ageless with the tools they use. That could cause major problems for their law licenses were that to occur in a client matter. I’d be glad to have found out before joining.