diff --git a/litellm/types/integrations/prometheus.py b/litellm/types/integrations/prometheus.py
index 839c1048c3d..e0ee950d260 100644
--- a/litellm/types/integrations/prometheus.py
+++ b/litellm/types/integrations/prometheus.py
@@ -176,6 +176,11 @@ DEFINED_PROMETHEUS_METRICS = Literal[
     "litellm_deployment_failure_responses",
     "litellm_deployment_total_requests",
     "litellm_deployment_success_responses",
+    "litellm_pod_lock_manager_size",
+    "litellm_in_memory_daily_spend_update_queue_size",
+    "litellm_redis_daily_spend_update_queue_size",
+    "litellm_in_memory_spend_update_queue_size",
+    "litellm_redis_spend_update_queue_size",
 ]
 
 
@@ -378,6 +383,17 @@ class PrometheusMetricLabels:
 
     litellm_deployment_success_responses = litellm_deployment_total_requests
 
+    # Buffer monitoring metrics - these typically don't need additional labels
+    litellm_pod_lock_manager_size: List[str] = []
+    
+    litellm_in_memory_daily_spend_update_queue_size: List[str] = []
+    
+    litellm_redis_daily_spend_update_queue_size: List[str] = []
+    
+    litellm_in_memory_spend_update_queue_size: List[str] = []
+    
+    litellm_redis_spend_update_queue_size: List[str] = []
+
     @staticmethod
     def get_labels(label_name: DEFINED_PROMETHEUS_METRICS) -> List[str]:
         default_labels = getattr(PrometheusMetricLabels, label_name)