I built an eval harness for my RAG pipeline: 40 questions, 3 scorers, and the one number that told me where it breaks

I Built an Eval Harness for My RAG Pipeline. Here's What the Numbers Revealed.

An automated eval harness with 40 golden questions and three scorers turned ’looks reasonable’ into a precise diagnosis of where my RAG pipeline actually breaks.

May 21, 2026 · 6 min · Jack Monte