Top 5 RAG Evaluation Platforms in 2026
TL;DR: Evaluating RAG systems requires specialized platforms that measure both retrieval quality and generation accuracy. This guide covers the five leading RAG evaluation platforms in 2026: Maxim AI (comprehensive platform with simulation, evaluation, and observability), LangSmith (LangChain-focused tracing), Arize Phoenix (open-source observability), Ragas (reference-free evaluation framework), and DeepEval (pytest-style