diff --git a/litellm/integrations/prometheus.py b/litellm/integrations/prometheus.py
index 357e0229fc..90306c11a4 100644
--- a/litellm/integrations/prometheus.py
+++ b/litellm/integrations/prometheus.py
@@ -931,10 +931,14 @@ class PrometheusLogger(CustomLogger):
         user_api_key_auth_metadata: Optional[dict] = standard_logging_payload[
             "metadata"
         ].get("user_api_key_auth_metadata")
+        spend_logs_metadata: Optional[dict] = standard_logging_payload["metadata"].get(
+            "spend_logs_metadata"
+        )
 
         combined_metadata: Dict[str, Any] = {
             **(_requester_metadata if _requester_metadata else {}),
             **(user_api_key_auth_metadata if user_api_key_auth_metadata else {}),
+            **(spend_logs_metadata if spend_logs_metadata else {}),
         }
         if standard_logging_payload is not None and isinstance(
             standard_logging_payload, dict