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How to Diagnose Retrieval Failures in a Production RAG Pipeline

This story is from 2026-10-23. It is preserved in the archive; the latest stories are on the live feed.

Quick answer: Diagnose a RAG retrieval failure by checking the pipeline in order. First, confirm the answer was ingested and parsed, that chunking kept it whole, that the embedder ranked it, that no filter dropped it, and that the reranker and the language model kept it. Log the retrieved set per q…

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  1. 2026-10-23 06:43 · DEV Community — AI
    How to Diagnose Retrieval Failures in a Production RAG Pipeline

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