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How to Evaluate RAG Pipeline Quality: Metrics and Test Harness

This story is from 2026-09-05. It is preserved in the archive; the latest stories are on the live feed.

Most teams ship a RAG pipeline, run a few manual tests, and call it done. Then users start complaining that answers are wrong, incomplete, or making things up. The problem is almost never the language model itself — it's that you have no systematic way to measure what's failing. This article shows…

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  1. 2026-09-05 10:02 · DEV Community — AI
    How to Evaluate RAG Pipeline Quality: Metrics and Test Harness

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