diff --git a/app/llm-template/config.py b/app/llm-template/config.py
index c56d074..85851dc 100644
--- a/app/llm-template/config.py
+++ b/app/llm-template/config.py
@@ -6,4 +6,5 @@ WANDB_API_KEY = "df1c4099caa8afae3fc83140689c7e799fb0cdad"
 GOOGLE_API_KEY = "AIzaSyCIRXC8q5-gKjT5TjiqLxEdKFEmOEzebNQ"
 LANGSMITH_API_KEY = "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"
 
+# Set LangSmith environment variables
 LANGCHAIN_PROJECT = 'llmops-demo'
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