AI ranking change · 2026-07-12
LangSmith overtakes DeepEval as ChatGPT's #1 pick
for rag evaluation tool
DeepEval→LangSmith
On 2026-07-12, ChatGPT changed its #1 recommendation for best rag evaluation tool — dropping DeepEval from the top spot in favor of LangSmith. The previous #1 had held since 2026-07-11.
“Best end-to-end RAG evaluation workflow, combining retrieval and generation scoring, datasets, experiments, tracing, human annotation, CI regression tests, and production monitoring”— ChatGPT
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