diff --git a/backend/apps/system/crud/assistant_manage.py b/backend/apps/system/crud/assistant_manage.py
new file mode 100644
index 0000000..bc95874
--- /dev/null
+++ b/backend/apps/system/crud/assistant_manage.py
@@ -0,0 +1,39 @@
+
+
+from fastapi import FastAPI, Request
+from sqlmodel import Session, select
+from starlette.middleware.cors import CORSMiddleware
+from apps.system.schemas.system_schema import AssistantBase
+from common.core.config import settings
+from apps.system.models.system_model import AssistantModel
+from common.utils.time import get_timestamp
+
+
+def dynamic_upgrade_cors(request: Request, session: Session):
+    list_result = session.exec(select(AssistantModel).order_by(AssistantModel.create_time)).all()
+    seen = set()
+    unique_domains = []
+    for item in list_result:
+        if item.domain:
+            for domain in item.domain.split(','):
+                domain = domain.strip()
+                if domain and domain not in seen:
+                    seen.add(domain)
+                    unique_domains.append(domain)
+    app: FastAPI = request.app
+    cors_middleware = None
+    for middleware in app.user_middleware:
+        if middleware.cls == CORSMiddleware:
+            cors_middleware = middleware
+            break
+    if cors_middleware:
+        updated_origins = list(set(settings.all_cors_origins + unique_domains))
+        cors_middleware.kwargs['allow_origins'] = updated_origins
+
+
+async def save(request: Request, session: Session, creator: AssistantBase):
+    db_model = AssistantModel.model_validate(creator)
+    db_model.create_time = get_timestamp()
+    session.add(db_model)
+    session.commit()
+    dynamic_upgrade_cors(request=request, session=session)
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