diff --git a/aider/llm.py b/aider/llm.py
index 9f2c0df5c..f750f41af 100644
--- a/aider/llm.py
+++ b/aider/llm.py
@@ -9,6 +9,7 @@ AIDER_APP_NAME = "Aider"
 
 os.environ["OR_SITE_URL"] = AIDER_SITE_URL
 os.environ["OR_APP_NAME"] = AIDER_APP_NAME
+os.environ["LITELLM_MODE"] = "PRODUCTION"
 
 # `import litellm` takes 1.5 seconds, defer it!