Traces are a series of steps that your application takes to go from input to output. Each of these individual steps is represented by a run. You can use LangSmith to visualize these execution steps. To use it, enable tracing for your application. This enables you to do the following: To get started, sign up for a free account at LangSmith.

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Enable tracing

To enable tracing for your application, set the following environment variables: 
export LANGSMITH_TRACING=true
export LANGSMITH_API_KEY=<your-api-key>
For more information, see Trace with LangGraph.

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