RAG in Practice — Part 7: Your RAG System Is Wrong. Here's How to Find Out Why.

📰 Dev.to · Gursharan Singh

Learn to debug your RAG system using evaluation metrics and LLM-as-a-judge to identify errors

intermediate Published 24 Apr 2026
Action Steps
  1. Evaluate your RAG system using metrics such as accuracy and F1 score
  2. Implement LLM-as-a-judge to assess the performance of your RAG system
  3. Use the diagnostic spine to identify errors and bottlenecks in your system
  4. Compare the performance of different RAG models using evaluation metrics
  5. Apply the single most important debugging habit in RAG to your system
Who Needs to Know This

Data scientists and engineers working with RAG systems can benefit from this article to improve their debugging skills

Key Insight

💡 Evaluation metrics and LLM-as-a-judge are crucial for debugging RAG systems

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🚨 Debug your RAG system with evaluation metrics and LLM-as-a-judge! 🚨
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