Non AI have been doing this for years. My father got one a few years ago claiming to be his grandson. My father did things right because he knows my nephew well enough to ask questions only he could answer. He also followed up with a phone call, to the real one.
100 applications, 80 auto replies, 50 actual responses, 30 immediate rejections, 27 we are no longer hiring, 12 void of silence, 5 invites to fill out another battery of questions, 2 actual interviews one of which canceled while you're in traffic.
Now try it in Seattle.