diff --git a/generated_types.json b/generated_types.json
index 8196778a..a59d2143 100644
--- a/generated_types.json
+++ b/generated_types.json
@@ -138,6 +138,14 @@
             "format": "date-time",
             "description": "Date of last AI secret update"
           },
+          "secret_updated_at": {
+            "type": [
+              "string",
+              "null"
+            ],
+            "format": "date-time",
+            "description": "Date of last update to the encrypted secret value itself"
+          },
           "org_id": {
             "type": "string",
             "format": "uuid",
@@ -2322,6 +2330,14 @@
             "format": "date-time",
             "description": "Date of environment variable creation"
           },
+          "secret_updated_at": {
+            "type": [
+              "string",
+              "null"
+            ],
+            "format": "date-time",
+            "description": "Date of last update to the encrypted secret value itself"
+          },
           "used": {
             "type": [
               "string",
@@ -2338,6 +2354,13 @@
             "additionalProperties": {},
             "description": "Optional metadata associated with the environment variable when managed via the function secrets API"
           },
+          "preview_secret": {
+            "type": [
+              "string",
+              "null"
+            ],
+            "description": "Redacted preview of the stored secret value"
+          },
           "secret_type": {
             "type": [
               "string",
diff --git a/py/src/braintrust/_generated_types.py b/py/src/braintrust/_generated_types.py
index 80496f19..c6b68593 100644
--- a/py/src/braintrust/_generated_types.py
+++ b/py/src/braintrust/_generated_types.py
@@ -43,6 +43,10 @@ class AISecret(TypedDict):
     """
     Date of last AI secret update
     """
+    secret_updated_at: NotRequired[str | None]
+    """
+    Date of last update to the encrypted secret value itself
+    """
     org_id: str
     """
     Unique identifier for the organization
@@ -608,6 +612,10 @@ class EnvVar(TypedDict):
     """
     Date of environment variable creation
     """
+    secret_updated_at: NotRequired[str | None]
+    """
+    Date of last update to the encrypted secret value itself
+    """
     used: NotRequired[str | None]
     """
     Date the environment variable was last used
@@ -616,6 +624,10 @@ class EnvVar(TypedDict):
     """
     Optional metadata associated with the environment variable when managed via the function secrets API
     """
+    preview_secret: NotRequired[str | None]
+    """
+    Redacted preview of the stored secret value
+    """
     secret_type: NotRequired[str | None]
     """
     Optional classification for the secret (for example, the AI provider name)
diff --git a/py/src/braintrust/generated_types.py b/py/src/braintrust/generated_types.py
index bbebd23b..946292ae 100644
--- a/py/src/braintrust/generated_types.py
+++ b/py/src/braintrust/generated_types.py
@@ -1,4 +1,4 @@
-"""Auto-generated file (content hash 6a3eaf06ccb50b7d) -- do not modify"""
+"""Auto-generated file (content hash fe93a84e058f7f2d) -- do not modify"""
 
 from ._generated_types import (
     Acl,