Saw a little thing about someone doing some “AI drug design with LLMs” and the way it worked as I…

Saw a little thing about someone doing some "AI drug design with LLMs" and the way it worked as I understood it was to collect a bunch of candidates and their metrics into a report and then feed that to the LLM. Which I mean I guess is something you can do but I'm not really sure what happened to just turning those into a score? What is the LLM doing there?