AI & the web
RAG
Retrieval-augmented generation: using retrieved material to help a model produce an answer.
In everyday use
An assistant searches a knowledge base before answering a product question.
What to keep in mind
Retrieval can improve grounding but does not guarantee a correct answer.
Also searched as: retrieval augmented generation, retrieval-augmented generation
Further reading
Original explanation and example by Perspectism. Further reading may cover the wider subject, rather than this exact wording. Edition updated 7 October 2026.
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