· 2 min read

Willison's gerbil

I indexed the docs for Simon Willison’s llm library as an example for this RAG pipeline. Then it suddenly became a gerbil.

A form interface with a query field containing "What is the meaning of life?" and a preview output showing a witty, snack-themed response to the question.

Well, turns out that one time Simon put “Pretend to be a witty gerbil” as an example prompt in the Changelog. Apparently this was similar enough to my sample question that it got included in the retrieved documents. Truly a lesson on prompt injection.

This image shows a user interface for continuing a chat with OpenAI models, demonstrating how to use the -c/--continue option to resume a previous conversation where the AI pretends to be a witty gerbil.

Now I’ve mentioned this on the internet, giving it more weight. Other people might use the llm docs as a sample dataset, just to get this fun effect.

We have birthed something: a new internet cryptid. Willison’s Gerbil

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