Pattern
LangSmith
Provide the observability story for LangChain and LangGraph applications: granular nested traces of every agent run, dataset-based evaluation, prompt versioning, human-feedback capture, and the audit surface for production agent systems.
Classification Tracing and evaluation platform for LangChain and LangGraph agents.
Full entry
The complete treatment — problem, how it works, when to use it, sources, and examples — lives in the volume below.
Browse the full pattern index or the catalog.