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5 RAG mistakes that looked fine in the demo and broke in production

Every RAG demo works. You pick five questions, the system answers them beautifully, and everyone nods. I've built RAG pipelines over clinical notes and over a knowledge graph, and the gap between "works in the demo" and "works on real questions" is bigger than you'd expect. Real users ask messy que…

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  1. 2026-10-03 05:06 · DEV Community — Machine Learning
    5 RAG mistakes that looked fine in the demo and broke in production

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