diff --git a/api/models/model.py b/api/models/model.py
index 6e6e390902..d2ff8065e2 100644
--- a/api/models/model.py
+++ b/api/models/model.py
@@ -898,7 +898,7 @@ class InstalledApp(TypeBase):
         return db.session.scalar(select(Tenant).where(Tenant.id == self.tenant_id))
 
 
-class TrialApp(Base):
+class TrialApp(TypeBase):
     __tablename__ = "trial_apps"
     __table_args__ = (
         sa.PrimaryKeyConstraint("id", name="trial_app_pkey"),
@@ -907,18 +907,26 @@ class TrialApp(Base):
         sa.UniqueConstraint("app_id", name="unique_trail_app_id"),
     )
 
-    id = mapped_column(StringUUID, default=gen_uuidv4_string)
-    app_id = mapped_column(StringUUID, nullable=False)
-    tenant_id = mapped_column(StringUUID, nullable=False)
-    created_at = mapped_column(sa.DateTime, nullable=False, server_default=func.current_timestamp())
-    trial_limit = mapped_column(sa.Integer, nullable=False, default=3)
+    id: Mapped[str] = mapped_column(
+        StringUUID, insert_default=gen_uuidv4_string, default_factory=gen_uuidv4_string, init=False
+    )
+    app_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
+    tenant_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
+    created_at: Mapped[datetime] = mapped_column(
+        sa.DateTime,
+        nullable=False,
+        insert_default=func.current_timestamp(),
+        server_default=func.current_timestamp(),
+        init=False,
+    )
+    trial_limit: Mapped[int] = mapped_column(sa.Integer, nullable=False, default=3)
 
     @property
     def app(self) -> App | None:
         return db.session.scalar(select(App).where(App.id == self.app_id))
 
 
-class AccountTrialAppRecord(Base):
+class AccountTrialAppRecord(TypeBase):
     __tablename__ = "account_trial_app_records"
     __table_args__ = (
         sa.PrimaryKeyConstraint("id", name="user_trial_app_pkey"),
@@ -926,11 +934,19 @@ class AccountTrialAppRecord(Base):
         sa.Index("account_trial_app_record_app_id_idx", "app_id"),
         sa.UniqueConstraint("account_id", "app_id", name="unique_account_trial_app_record"),
     )
-    id = mapped_column(StringUUID, default=gen_uuidv4_string)
-    account_id = mapped_column(StringUUID, nullable=False)
-    app_id = mapped_column(StringUUID, nullable=False)
-    count = mapped_column(sa.Integer, nullable=False, default=0)
-    created_at = mapped_column(sa.DateTime, nullable=False, server_default=func.current_timestamp())
+    id: Mapped[str] = mapped_column(
+        StringUUID, insert_default=gen_uuidv4_string, default_factory=gen_uuidv4_string, init=False
+    )
+    account_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
+    app_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
+    count: Mapped[int] = mapped_column(sa.Integer, nullable=False, default=0)
+    created_at: Mapped[datetime] = mapped_column(
+        sa.DateTime,
+        nullable=False,
+        insert_default=func.current_timestamp(),
+        server_default=func.current_timestamp(),
+        init=False,
+    )
 
     @property
     def app(self) -> App | None: