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#LangSmith

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2 posts

The eval dataset has two readers
Half our eval rows were silently skipped by the LLM judge. The fix wasn't to migrate the notes — it was to duplicate them forward, so the team and the judge can each read in the format that works for them.
What an LLM-as-judge actually saves your team
Prompt iteration in LangGraph Studio breaks the moment model non-determinism shows up. Here's the eval setup that fixes it — and the one design decision that decides whether your numbers mean anything.