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Don't Trust. Verify: Fighting Financial Hallucinations with FRED

TL;DR for operators A finance chatbot can retrieve the right document and still give the wrong answer. That is the uncomfortable bit. Retrieval gives the model evidence; it does not force the model to use that evidence correctly. FRED, short for Financial Retrieval-Enhanced Detection and Editing of Hallucinations in Language Models, tackles the layer after retrieval: checking whether the generated answer actually matches the supplied context, then marking or correcting the factual errors.1 ...

July 29, 2025 · 17 min · Zelina