David Duong dqbd

## snippets.md

      
        
          
            
              
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                dqbd
                / snippets.md
            
            
              Last active
              July 15, 2025 12:33
            
              
                LangGraph.js Snippets
              
          
        
      
        
  
      
    // Optional, add tracing in LangSmith
// process.env.LANGCHAIN_API_KEY = "ls__...";
// process.env.LANGCHAIN_CALLBACKS_BACKGROUND = "true";
// process.env.LANGCHAIN_TRACING_V2 = "true";
// process.env.LANGCHAIN_PROJECT = "Quickstart: LangGraphJS";