ChatGPT, Bard, GPT-4, and the like are often pitched as ways to retrieve information. The problem is they'll "retrieve" whatever you ask for, whether or not it exists.
Tumblr user @indigofoxpaws sent me a few screenshots where they'd asked ChatGPT for an explanation of
![Drawing of a walrus with "imagine a tiny little walrus. you call them a 'snowbonk' and put them in the fridge so they chill"](/content/images/size/w795/2023/09/snowbonk-walrus.png)