LLM evaluation

Dashboard displaying RAG evaluation metrics including retrieval precision, faithfulness scores, and generation relevance trending over time in a dark-themed analytics interface

RAG Evaluation and Observability in Production: A Developer's Guide

RAG systems are harder to evaluate than traditional software — this guide covers the five major observability platforms (Braintrust, Langfuse, Arize Phoenix, LangSmith, Galileo AI), production evaluation patterns, and how to build a self-improving eval loop from real user data.

Jul 08, 2026 4 min read