This is why you maintain the database seperatly (either in a spreadsheet, or vim, or sqlite, whatever you like) then wrap the LLM with python doing a completion on each row.
Of course everyone is using hosted services and you have to pay to use them that way.
Funny
The punchline is predictable and obligatory, but it works excellently.
TBH, the story would be more on the nose if the guy simply had the AI spit out an invitation list which he used without bothering to check.
Taking the output scores to produce a list of guests is exactly the kind of task people would ask the AI to automate away, and as certain other AI-related stories today suggest, we're not supposed to review the output.