diff --git a/litellm/proxy/utils.py b/litellm/proxy/utils.py
index 923021efc24..1c794fbc8c3 100644
--- a/litellm/proxy/utils.py
+++ b/litellm/proxy/utils.py
@@ -128,6 +128,11 @@ def log_to_opentelemetry(func):
                     duration=0.0,
                     start_time=start_time,
                     end_time=end_time,
+                    event_metadata={
+                        "function_name": func.__name__,
+                        "function_kwargs": kwargs,
+                        "function_args": args,
+                    },
                 )
             elif (
                 # in litellm custom callbacks kwargs is passed as arg[0]
@@ -170,6 +175,11 @@ def log_to_opentelemetry(func):
                     duration=0.0,
                     start_time=start_time,
                     end_time=end_time,
+                    event_metadata={
+                        "function_name": func.__name__,
+                        "function_kwargs": kwargs,
+                        "function_args": args,
+                    },
                 )
             raise e