
RAG vs fine-tuning for a support bot: which one do you actually need?
Both sound like "teach the model your content". Only one of them survives you changing a price on a Tuesday — and the difference decides how much maintenance you sign up for.
Notes on grounded AI agents, RAG, and support that cites its sources.

Both sound like "teach the model your content". Only one of them survives you changing a price on a Tuesday — and the difference decides how much maintenance you sign up for.

A support bot that invents answers does not fail loudly — it fails in a ticket, an apology, and a screenshot. Here is what makes honesty possible, and why the questions it refuses are your best content backlog.