diff --git a/backend/apps/system/api/assistant.py b/backend/apps/system/api/assistant.py
index e2980642..b43cf695 100644
--- a/backend/apps/system/api/assistant.py
+++ b/backend/apps/system/api/assistant.py
@@ -195,7 +195,7 @@ async def get_one(session: SessionDep, id: int = Path(description="ID")):
     return db_model
 
 
-@router.delete("/{id}", response_model=AssistantModel, summary=f"{PLACEHOLDER_PREFIX}assistant_del_api", description=f"{PLACEHOLDER_PREFIX}assistant_del_api")
+@router.delete("/{id}", summary=f"{PLACEHOLDER_PREFIX}assistant_del_api", description=f"{PLACEHOLDER_PREFIX}assistant_del_api")
 @clear_cache(namespace=CacheNamespace.EMBEDDED_INFO, cacheName=CacheName.ASSISTANT_INFO, keyExpression="id")
 async def delete(request: Request, session: SessionDep, id: int = Path(description="ID")):
     db_model = session.get(AssistantModel, id)
diff --git a/backend/apps/system/crud/assistant.py b/backend/apps/system/crud/assistant.py
index f6a12ee6..5cd27af8 100644
--- a/backend/apps/system/crud/assistant.py
+++ b/backend/apps/system/crud/assistant.py
@@ -19,7 +19,7 @@
 from common.core.db import engine
 from common.core.sqlbot_cache import cache
 from common.utils.aes_crypto import simple_aes_decrypt
-from common.utils.utils import equals_ignore_case, string_to_numeric_hash
+from common.utils.utils import equals_ignore_case, get_domain_list, string_to_numeric_hash
 from common.core.deps import Trans
 
 
@@ -81,7 +81,7 @@ def init_dynamic_cors(app: FastAPI):
             unique_domains = []
             for item in list_result:
                 if item.domain:
-                    for domain in item.domain.split(','):
+                    for domain in get_domain_list(item.domain):
                         domain = domain.strip()
                         if domain and domain not in seen:
                             seen.add(domain)
diff --git a/backend/apps/system/crud/assistant_manage.py b/backend/apps/system/crud/assistant_manage.py
index bc958742..b52913a2 100644
--- a/backend/apps/system/crud/assistant_manage.py
+++ b/backend/apps/system/crud/assistant_manage.py
@@ -7,6 +7,7 @@
 from common.core.config import settings
 from apps.system.models.system_model import AssistantModel
 from common.utils.time import get_timestamp
+from common.utils.utils import get_domain_list
 
 
 def dynamic_upgrade_cors(request: Request, session: Session):
@@ -15,7 +16,7 @@ def dynamic_upgrade_cors(request: Request, session: Session):
     unique_domains = []
     for item in list_result:
         if item.domain:
-            for domain in item.domain.split(','):
+            for domain in get_domain_list(item.domain):
                 domain = domain.strip()
                 if domain and domain not in seen:
                     seen.add(domain)
diff --git a/backend/common/utils/utils.py b/backend/common/utils/utils.py
index ec8c0d85..3c3bdd0d 100644
--- a/backend/common/utils/utils.py
+++ b/backend/common/utils/utils.py
@@ -274,6 +274,16 @@ def origin_match_domain(origin: str, domain: str) -> bool:
             return True
     
     return False
+
+def get_domain_list(domain: str) -> list[str]:
+    domains = []
+    if not domain:
+        return domains
+    for d in re.split(r'[,;]', domain):
+        d_clean = d.strip().rstrip('/')
+        if d_clean:
+            domains.append(d_clean)
+    return domains
     
 
 def equals_ignore_case(str1: str, *args: str) -> bool: