diff --git a/litellm/integrations/SlackAlerting/slack_alerting.py b/litellm/integrations/SlackAlerting/slack_alerting.py
index 0c36e15db01..9af86d81dbf 100644
--- a/litellm/integrations/SlackAlerting/slack_alerting.py
+++ b/litellm/integrations/SlackAlerting/slack_alerting.py
@@ -1417,6 +1417,13 @@ Model Info:
         if kwargs:
             for key, value in kwargs.items():
                 formatted_message += f"\n\n{key}: `{value}`\n\n"
+
+        if self.alerting_args.default_alerting_metadata:
+            alerting_metadata = {
+                **self.alerting_args.default_alerting_metadata,
+                **(alerting_metadata or {}),
+            }
+
         if alerting_metadata:
             for key, value in alerting_metadata.items():
                 formatted_message += f"\n\n*Alerting Metadata*: \n{key}: `{value}`\n\n"
diff --git a/litellm/types/integrations/slack_alerting.py b/litellm/types/integrations/slack_alerting.py
index 856640638c2..a210aae3e8e 100644
--- a/litellm/types/integrations/slack_alerting.py
+++ b/litellm/types/integrations/slack_alerting.py
@@ -88,6 +88,10 @@ class SlackAlertingArgs(LiteLLMPydanticObjectBase):
         default=False,
         description="If true, the alerting payload will be printed to the console.",
     )
+    default_alerting_metadata: Optional[Dict[str, Any]] = Field(
+        default=None,
+        description="Default metadata to append to every alert. Gets merged with per-request alerting_metadata.",
+    )
 
 
 class DeploymentMetrics(LiteLLMPydanticObjectBase):