LangChain Engine v2 adds red teaming and validated fixes

LangChain @LangChainOriginally posted 2026.09.24

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New in v2: ✅ Red Teaming: Engine identifies issues in your agent before they surface in production ✅ Validated Fixes: Engine tests its proposed fixes to confirm they work before showing them to users ✅ Improved Issue Identification: Engine now surfaces inefficient agent work and trends in key metrics like cost and latency

This post quotes another post: “LangSmith Engine v2: proactively spots agent issues”