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The RAG Change That Looked Fine — Until Production Users Caught It

I thought my RAG pipeline was solid. We had a notebook that retrieved the right chunks. Answers looked grounded. Ingest scores looked healthy. The demo never failed in front of stakeholders. Then a small change went out: we tightened chunk size to "improve precision." CI stayed green. Unit tests st…

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  1. 2026-11-08 14:42 · DEV Community — AI
    The RAG Change That Looked Fine — Until Production Users Caught It

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