Marketplace’s Meghan McCarty Carino has been using chatbots pretty intensively the last couple years. And there are some details she’s shared about herself that chatbots seem to think are really important. For instance, Claude is obsessed with the fact that she sometimes gets up for work at 4 a.m.

It comes up constantly in their chats — apropos of nothing. So, why do large language models latch on to these random tidbits? It's the first topic in our new series “Uncanny AI.” Those moments when it becomes clear AI doesn't think like us.

Here to help us unpack what might be going on is Janelle Shane, a laser scientist who writes the AI Weirdness blog.