diff --git a/app/database/auth.py b/app/database/auth.py
index 443ba8c..962ef06 100644
--- a/app/database/auth.py
+++ b/app/database/auth.py
@@ -16,6 +16,7 @@ from sqlmodel import (
     Relationship,
     SQLModel,
     Text,
+    text,
 )
 
 if TYPE_CHECKING:
@@ -40,14 +41,20 @@ class OAuthToken(UTCBaseModel, SQLModel, table=True):
     login_session: LoginSession | None = Relationship(back_populates="token", passive_deletes=True)
 
 
-class OAuthClient(SQLModel, table=True):
+class OAuthClient(UTCBaseModel, SQLModel, table=True):
     __tablename__: str = "oauth_clients"
     name: str = Field(max_length=100, index=True)
     description: str = Field(sa_column=Column(Text), default="")
     client_id: int | None = Field(default=None, primary_key=True, index=True)
-    client_secret: str = Field(default_factory=secrets.token_hex, index=True)
+    client_secret: str = Field(default_factory=secrets.token_hex, index=True, exclude=True)
     redirect_uris: list[str] = Field(default_factory=list, sa_column=Column(JSON))
-    owner_id: int = Field(sa_column=Column(BigInteger, ForeignKey("lazer_users.id"), index=True))
+    owner_id: int = Field(sa_column=Column(BigInteger, ForeignKey("lazer_users.id"), index=True), exclude=True)
+
+    created_at: datetime = Field(default_factory=utcnow, sa_column=Column(DateTime))
+    updated_at: datetime = Field(
+        default_factory=utcnow,
+        sa_column=Column(DateTime, onupdate=text("CURRENT_TIMESTAMP")),
+    )
 
 
 class V1APIKeys(SQLModel, table=True):
diff --git a/app/router/private/oauth.py b/app/router/private/oauth.py
index 8c4c664..9e0af89 100644
--- a/app/router/private/oauth.py
+++ b/app/router/private/oauth.py
@@ -46,9 +46,8 @@ async def create_oauth_app(
     await session.commit()
     await session.refresh(oauth_client)
     return {
-        "client_id": oauth_client.client_id,
         "client_secret": oauth_client.client_secret,
-        "redirect_uris": oauth_client.redirect_uris,
+        **oauth_client.model_dump(exclude={"client_secret"}),
     }
 
 
@@ -57,6 +56,7 @@ async def create_oauth_app(
     name="获取 OAuth 应用信息",
     description="通过客户端 ID 获取 OAuth 应用的详细信息",
     tags=["osu! OAuth 认证", "g0v0 API"],
+    response_model=OAuthClient,
 )
 async def get_oauth_app(
     session: Database,
@@ -66,12 +66,7 @@ async def get_oauth_app(
     oauth_app = await session.get(OAuthClient, client_id)
     if not oauth_app:
         raise HTTPException(status_code=404, detail="OAuth app not found")
-    return {
-        "name": oauth_app.name,
-        "description": oauth_app.description,
-        "redirect_uris": oauth_app.redirect_uris,
-        "client_id": oauth_app.client_id,
-    }
+    return oauth_app
 
 
 @router.get(
@@ -79,21 +74,14 @@ async def get_oauth_app(
     name="获取用户的 OAuth 应用列表",
     description="获取当前用户创建的所有 OAuth 应用程序",
     tags=["osu! OAuth 认证", "g0v0 API"],
+    response_model=list[OAuthClient],
 )
 async def get_user_oauth_apps(
     session: Database,
     current_user: ClientUser,
 ):
     oauth_apps = await session.exec(select(OAuthClient).where(OAuthClient.owner_id == current_user.id))
-    return [
-        {
-            "name": app.name,
-            "description": app.description,
-            "redirect_uris": app.redirect_uris,
-            "client_id": app.client_id,
-        }
-        for app in oauth_apps
-    ]
+    return oauth_apps.all()
 
 
 @router.delete(
@@ -150,9 +138,8 @@ async def update_oauth_app(
     await session.refresh(oauth_client)
 
     return {
-        "client_id": oauth_client.client_id,
         "client_secret": oauth_client.client_secret,
-        "redirect_uris": oauth_client.redirect_uris,
+        **oauth_client.model_dump(exclude={"client_secret"}),
     }
 
 
@@ -182,9 +169,8 @@ async def refresh_secret(
     await session.refresh(oauth_client)
 
     return {
-        "client_id": oauth_client.client_id,
         "client_secret": oauth_client.client_secret,
-        "redirect_uris": oauth_client.redirect_uris,
+        **oauth_client.model_dump(exclude={"client_secret"}),
     }
 
 
diff --git a/migrations/versions/2025-11-23_57641cb601f4_oauth_client_add_date.py b/migrations/versions/2025-11-23_57641cb601f4_oauth_client_add_date.py
new file mode 100644
index 0000000..d214745
--- /dev/null
+++ b/migrations/versions/2025-11-23_57641cb601f4_oauth_client_add_date.py
@@ -0,0 +1,41 @@
+"""oauth-client: add date
+
+Revision ID: 57641cb601f4
+Revises: 23707640303c
+Create Date: 2025-11-23 13:46:55.654967
+
+"""
+
+from collections.abc import Sequence
+
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers, used by Alembic.
+revision: str = "57641cb601f4"
+down_revision: str | Sequence[str] | None = "23707640303c"
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column("oauth_clients", sa.Column("created_at", sa.DateTime(), nullable=True))
+    op.add_column(
+        "oauth_clients", sa.Column("updated_at", sa.DateTime(), nullable=True, onupdate=sa.text("CURRENT_TIMESTAMP"))
+    )
+    op.execute(
+        "UPDATE oauth_clients SET created_at = NOW(), updated_at = NOW() WHERE created_at IS NULL OR updated_at IS NULL"
+    )
+    op.alter_column("oauth_clients", "created_at", existing_type=sa.DateTime(), nullable=False)
+    op.alter_column("oauth_clients", "updated_at", existing_type=sa.DateTime(), nullable=False)
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column("oauth_clients", "updated_at")
+    op.drop_column("oauth_clients", "created_at")
+    # ### end Alembic commands ###