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NOT IN CORPUS — teaching a local model to abstain instead of hallucinate

This story is from 2026-10-14. It is preserved in the archive; the latest stories are on the live feed.

I asked my local RAG stack about my own files and it hallucinated. Confidently. The corpus was mine, the retrieval was correct, the small model just... invented an answer around thin context, in fluent English. The fix wasn't a bigger model. It was a behavioral contract, enforced in the prompt and…

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  1. 2026-10-14 00:14 · DEV Community — AI
    NOT IN CORPUS — teaching a local model to abstain instead of hallucinate

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