diff --git a/generated_types.json b/generated_types.json
index 56f14fc7..ab79508d 100644
--- a/generated_types.json
+++ b/generated_types.json
@@ -145,6 +145,14 @@
             "format": "date-time",
             "description": "Date of agent creation"
           },
+          "deleted_at": {
+            "type": [
+              "string",
+              "null"
+            ],
+            "format": "date-time",
+            "description": "Date of agent deletion, or null if the agent is still active"
+          },
           "name": {
             "type": "string",
             "description": "Name of the agent. Within a project, agent names are unique"
diff --git a/py/src/braintrust/_generated_types.py b/py/src/braintrust/_generated_types.py
index 5be6eb87..785c772f 100644
--- a/py/src/braintrust/_generated_types.py
+++ b/py/src/braintrust/_generated_types.py
@@ -50,6 +50,10 @@ class Agent(TypedDict):
     """
     Date of agent creation
     """
+    deleted_at: NotRequired[str | None]
+    """
+    Date of agent deletion, or null if the agent is still active
+    """
     name: str
     """
     Name of the agent. Within a project, agent names are unique
diff --git a/py/src/braintrust/generated_types.py b/py/src/braintrust/generated_types.py
index 4ad4f605..065945f6 100644
--- a/py/src/braintrust/generated_types.py
+++ b/py/src/braintrust/generated_types.py
@@ -1,4 +1,4 @@
-"""Auto-generated file (content hash 05c9dd3c22dac99f) -- do not modify"""
+"""Auto-generated file (content hash 1bcc26eb1d227626) -- do not modify"""
 
 from ._generated_types import (
     Acl,