diff --git a/video-gen-api/app/api/v1/user_oauth_app.py b/video-gen-api/app/api/v1/user_oauth_app.py
index 1aa946a6..b772a293 100644
--- a/video-gen-api/app/api/v1/user_oauth_app.py
+++ b/video-gen-api/app/api/v1/user_oauth_app.py
@@ -41,7 +41,7 @@ async def create_app(
     db: AsyncSession = Depends(get_db),
 ):
     try:
-        app = await create_user_oauth_app(db, req.app_id, req.secret, req.open_type, admin.id)
+        app = await create_user_oauth_app(db, req.app_id, req.secret, req.open_type, admin.id, req.count)
         return UserOAuthAppOut.model_validate(app)
     except ValueError as e:
         raise HTTPException(
@@ -72,7 +72,7 @@ async def update_app(
     admin: User = Depends(get_admin_user),
     db: AsyncSession = Depends(get_db),
 ):
-    app = await update_user_oauth_app(db, id, req.secret, req.open_type, req.status, admin.id)
+    app = await update_user_oauth_app(db, id, req.secret, req.open_type, req.status, req.count, admin.id)
     if not app:
         raise HTTPException(
             status_code=status.HTTP_404_NOT_FOUND,
diff --git a/video-gen-api/app/models/user_oauth_app.py b/video-gen-api/app/models/user_oauth_app.py
index c71b9850..d69358f0 100644
--- a/video-gen-api/app/models/user_oauth_app.py
+++ b/video-gen-api/app/models/user_oauth_app.py
@@ -19,6 +19,9 @@ class UserOAuthApp(Base, TimestampMixin, SoftDeleteMixin):
     status: Mapped[int] = mapped_column(
         BigInteger, nullable=False, default=1, comment="状态,1=正常,2=禁用"
     )
+    count: Mapped[int] = mapped_column(
+        BigInteger, nullable=False, default=100, comment="应用最大可以授权多少个用户"
+    )
     open_type: Mapped[int] = mapped_column(
         BigInteger, nullable=False, index=True, comment="开户方式（1=千川，2=广告，3=本地推，4=星图，5=快手代理商，6=巨量星图，7=巨量服务单，8=腾讯服务单，9=腾讯营销K2，10=腾讯营销K3）"
     )
diff --git a/video-gen-api/app/schemas/user_oauth_app.py b/video-gen-api/app/schemas/user_oauth_app.py
index 534eddba..7a130142 100644
--- a/video-gen-api/app/schemas/user_oauth_app.py
+++ b/video-gen-api/app/schemas/user_oauth_app.py
@@ -12,6 +12,7 @@ class UserOAuthAppCreate(BaseModel):
         le=10,
         description="开户方式（1=千川，2=广告，3=本地推，4=星图，5=快手代理商，6=巨量星图，7=巨量服务单，8=腾讯服务单，9=腾讯营销K2，10=腾讯营销K3）",
     )
+    count: int = Field(100, ge=1, description="应用最大可以授权多少个用户")
 
 
 class UserOAuthAppUpdate(BaseModel):
@@ -23,6 +24,7 @@ class UserOAuthAppUpdate(BaseModel):
         description="开户方式（1=千川，2=广告，3=本地推，4=星图，5=快手代理商，6=巨量星图，7=巨量服务单，8=腾讯服务单，9=腾讯营销K2，10=腾讯营销K3）",
     )
     status: int | None = Field(None, ge=1, le=2, description="应用状态（1=正常,2=禁用）")
+    count: int | None = Field(None, ge=1, description="应用最大可以授权多少个用户")
 
 
 class UserOAuthAppOut(BaseModel):
@@ -30,6 +32,7 @@ class UserOAuthAppOut(BaseModel):
     app_id: str = Field(..., description="应用id")
     secret: str = Field(..., description="应用密钥")
     status: int = Field(..., description="状态,1=正常,2=禁用")
+    count: int = Field(..., description="应用最大可以授权多少个用户")
     open_type: int = Field(..., description="开户方式")
     create_by: str | None = Field(None, description="创建者")
     created_at: NaiveDatetime = Field(..., description="创建时间")
diff --git a/video-gen-api/app/services/user_oauth_app_service.py b/video-gen-api/app/services/user_oauth_app_service.py
index 88e791b9..9e307f72 100644
--- a/video-gen-api/app/services/user_oauth_app_service.py
+++ b/video-gen-api/app/services/user_oauth_app_service.py
@@ -62,6 +62,7 @@ async def create_user_oauth_app(
     secret: str,
     open_type: int,
     create_by: str | None = None,
+    count: int = 100,
 ) -> UserOAuthApp:
     existing = await get_user_oauth_app_by_app_id(db, app_id)
     if existing:
@@ -72,6 +73,7 @@ async def create_user_oauth_app(
         app_id=app_id,
         secret=secret,
         open_type=open_type,
+        count=count,
         create_by=create_by,
     )
     db.add(app)
@@ -87,6 +89,7 @@ async def update_user_oauth_app(
     secret: str | None = None,
     open_type: int | None = None,
     status: int | None = None,
+    count: int | None = None,
     create_by: str | None = None,
 ) -> UserOAuthApp | None:
     app = await get_user_oauth_app_by_id(db, id)
@@ -99,6 +102,8 @@ async def update_user_oauth_app(
         app.open_type = open_type
     if status is not None:
         app.status = status
+    if count is not None:
+        app.count = count
     if create_by is not None:
         app.create_by = create_by