diff --git a/config/default.py b/config/default.py
index dbc40cdf..e06114d6 100644
--- a/config/default.py
+++ b/config/default.py
@@ -965,3 +965,6 @@ def redirect_func(request):
 NOTICE_IGNORE_LIST = os.getenv("BKAPP_NOTICE_IGNORE_LIST", [])
 if isinstance(NOTICE_IGNORE_LIST, str):
     NOTICE_IGNORE_LIST = [i.lower().strip() for i in NOTICE_IGNORE_LIST.split(",")]
+
+# SMS 邀请评价限额
+TICKET_INVITE_SMS_COUNT = int(os.getenv("BKAPP_TICKET_INVITE_SMS_COUNT", 10))
diff --git a/itsm/ticket/models/ticket.py b/itsm/ticket/models/ticket.py
index 32f65d35..aafc16f8 100644
--- a/itsm/ticket/models/ticket.py
+++ b/itsm/ticket/models/ticket.py
@@ -227,6 +227,7 @@
 from platform_config import BaseTicket
 
 from .basic import Model
+from ..utils import filter_sensitive_info
 from ...auth_iam.utils import IamRequest
 
 
@@ -1399,6 +1400,12 @@ class Meta:
     def __unicode__(self):
         return "{}({})".format(self.title, self.sn)
 
+    def get_meta(self, is_filter_sensitive_info=True):
+        """获取单据 meta 信息"""
+        if not is_filter_sensitive_info:
+            return self.meta
+        return filter_sensitive_info(self.meta)
+    
     @property
     def task_schemas(self):
         # todo 测试后删除
diff --git a/itsm/ticket/serializers/ticket.py b/itsm/ticket/serializers/ticket.py
index 730d80a2..a8f0f60f 100644
--- a/itsm/ticket/serializers/ticket.py
+++ b/itsm/ticket/serializers/ticket.py
@@ -114,7 +114,7 @@
     TaskFieldSerializer,
 )
 from itsm.ticket.tasks import remark_notify
-from itsm.ticket.utils import compute_list_difference, get_user_profile
+from itsm.ticket.utils import compute_list_difference, get_user_profile, filter_sensitive_info
 from itsm.ticket.validators import CreateTicketValidator, StateOperateValidator
 from itsm.ticket_status.models import TicketStatus
 from itsm.workflow.models import WorkflowVersion
@@ -675,7 +675,7 @@ def to_client_representation(self):
             )
             supervisors = supervisors.split(",") if supervisors else []
             real_supervisors = supervisors + [inst["creator"]]
-            inst["meta"] = real_ticket["meta"]
+            inst["meta"] = filter_sensitive_info(real_ticket["meta"])
 
             current_status = real_ticket["current_status"]
             # 等待审批的条件为在审批节点 并且 单据处在非挂起状态
@@ -874,16 +874,15 @@ def to_representation(self, inst):
         # 当前步骤、单据状态、优先级来源母单
         master_ticket = inst.get_master_ticket()
         master_or_self_ticket = master_ticket if master_ticket else inst
-
-        if "headers" in master_or_self_ticket.meta:
-            master_or_self_ticket.meta.pop("headers")
+        
+        meta = master_or_self_ticket.get_meta()
 
         data.update(
             current_status=master_or_self_ticket.current_status,
             current_status_display=master_or_self_ticket.current_status_display,
             current_steps=master_or_self_ticket.brief_current_steps,
             priority_name=master_or_self_ticket.priority_name,
-            meta=master_or_self_ticket.meta,
+            meta=meta
         )
 
         can_comment = inst.can_comment(username) or is_email_invite_token
diff --git a/itsm/ticket/utils.py b/itsm/ticket/utils.py
index bd15c1a7..60c461a9 100644
--- a/itsm/ticket/utils.py
+++ b/itsm/ticket/utils.py
@@ -22,7 +22,9 @@
 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 """
+import copy
 import json
+from typing import Dict
 
 import jmespath
 import requests
@@ -224,3 +226,10 @@ def get_user_profile(username):
     except Exception:
         profile = {"name": "", "phone": "", "departments": []}
     return profile
+
+
+def filter_sensitive_info(ticket_meta: Dict):
+    meta = copy.deepcopy(ticket_meta)
+    meta.pop("headers", None)
+    meta.pop("callback_url", None)
+    return meta
diff --git a/itsm/ticket/validators/misc.py b/itsm/ticket/validators/misc.py
index b6356ae4..9cbcd9a6 100644
--- a/itsm/ticket/validators/misc.py
+++ b/itsm/ticket/validators/misc.py
@@ -22,7 +22,7 @@
 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 """
-
+from django.conf import settings
 from django.utils.translation import ugettext as _
 from rest_framework import serializers
 
@@ -30,7 +30,7 @@
 from itsm.component.utils.basic import Regex
 from itsm.component.utils.client_backend_query import get_bk_users
 from itsm.role.models import UserRole
-from itsm.ticket.models import Ticket, TicketComment
+from itsm.ticket.models import Ticket, TicketComment, TicketCommentInvite
 
 
 def days_validate(days):
@@ -102,6 +102,14 @@ def sms_invite_validate(ticket, numbers, invitor):
 
     if not ticket.can_comment(invitor):
         raise serializers.ValidationError(_('抱歉，您无权发送评价邀请'))
+    
+    if settings.TICKET_INVITE_SMS_COUNT:
+        if len(numbers) > settings.TICKET_INVITE_SMS_COUNT:
+            raise serializers.ValidationError(_("SMS 发送评价邀请超过限额"))
+
+        invite_count = TicketCommentInvite.objects.filter(comment__ticket__id=ticket.id).count()
+        if invite_count > settings.TICKET_INVITE_SMS_COUNT:
+            raise serializers.ValidationError(_("SMS 发送评价邀请超过限额"))
 
     for number in numbers:
         try:
diff --git a/itsm/ticket/views/ticket.py b/itsm/ticket/views/ticket.py
index acd9dd54..7971958e 100644
--- a/itsm/ticket/views/ticket.py
+++ b/itsm/ticket/views/ticket.py
@@ -575,7 +575,7 @@ def send_sms(self, request, *args, **kwargs):
                 if fail_numbers
                 else "success",
                 "data": links,
-                "code": "SEND_SMS_FAILED",
+                "code": "OK" if len(fail_numbers) == 0 else "SEND_SMS_FAILED",
             }
         )