diff --git a/agent/tools/scheduler/integration.py b/agent/tools/scheduler/integration.py
index 7421a525..3d6b8f8d 100644
--- a/agent/tools/scheduler/integration.py
+++ b/agent/tools/scheduler/integration.py
@@ -255,6 +255,12 @@ def _execute_agent_task(task: dict, agent_bridge) -> bool:
                 logger.error(f"[Scheduler] Task {task['id']}: No result from agent execution")
                 return True  # agent ran but produced nothing; don't loop
 
+            if action.get("silent", False):
+                logger.info(
+                    f"[Scheduler] Task {task['id']} executed successfully in silent mode"
+                )
+                return True
+
             from channel.channel_factory import create_channel
             channel = create_channel(channel_type)
             if not channel:
diff --git a/agent/tools/scheduler/scheduler_tool.py b/agent/tools/scheduler/scheduler_tool.py
index 8535f1ca..de8802a1 100644
--- a/agent/tools/scheduler/scheduler_tool.py
+++ b/agent/tools/scheduler/scheduler_tool.py
@@ -64,6 +64,11 @@ class SchedulerTool(BaseTool):
             "schedule_value": {
                 "type": "string",
                 "description": "调度值: cron表达式/间隔秒数/时间(+5s,+10m,+1h或ISO格式)"
+            },
+            "silent": {
+                "type": "boolean",
+                "default": False,
+                "description": "Silent mode (default false): when true, the task runs normally but its result is not pushed. Set true only when the user explicitly says they don't need the result; reminder, notification and broadcast tasks must keep it false"
             }
         },
         "required": ["action"]
@@ -184,6 +189,9 @@ class SchedulerTool(BaseTool):
                 "channel_type": self.config.get("channel_type", "unknown"),
                 "notify_session_id": notify_session_id,
             }
+            # silent only applies to ai_task; fixed messages always deliver
+            if kwargs.get("silent", False):
+                action["silent"] = True
         
         # 针对钉钉单聊，额外存储 sender_staff_id
         msg = context.kwargs.get("msg")
@@ -216,14 +224,17 @@ class SchedulerTool(BaseTool):
             content_desc = f"💬 固定消息: {message}"
         else:
             content_desc = f"🤖 AI任务: {ai_task}"
-        
+
+        # Warn the user at creation time so a mistaken silent flag is easy to spot
+        silent_desc = "\n🔇 静默模式: 执行后不会推送结果" if action.get("silent") else ""
+
         return (
             f"✅ 定时任务创建成功\n\n"
             f"📋 任务ID: {task_id}\n"
             f"📝 名称: {name}\n"
             f"⏰ 调度: {schedule_desc}\n"
             f"👤 接收者: {receiver_desc}\n"
-            f"{content_desc}\n"
+            f"{content_desc}{silent_desc}\n"
             f"🕐 下次执行: {next_run.strftime('%Y-%m-%d %H:%M:%S') if next_run else '未知'}"
         )
     
diff --git a/tests/test_scheduler_silent.py b/tests/test_scheduler_silent.py
new file mode 100644
index 00000000..fabc64be
--- /dev/null
+++ b/tests/test_scheduler_silent.py
@@ -0,0 +1,92 @@
+"""Regression tests for silent scheduled agent tasks."""
+
+import os
+import sys
+import unittest
+from types import SimpleNamespace
+from unittest.mock import patch
+
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
+
+from agent.tools.scheduler.integration import _execute_agent_task
+from agent.tools.scheduler.scheduler_tool import SchedulerTool
+
+
+class _Context(dict):
+    kwargs = {}
+
+
+class _TaskStore:
+    def __init__(self):
+        self.added = []
+
+    def add_task(self, task):
+        self.added.append(task)
+
+
+class _AgentBridge:
+    def __init__(self, content="maintenance complete"):
+        self.content = content
+        self.calls = []
+
+    def agent_reply(self, task_description, **kwargs):
+        self.calls.append((task_description, kwargs))
+        return SimpleNamespace(content=self.content)
+
+
+class TestSchedulerSilentMode(unittest.TestCase):
+    def test_schema_exposes_silent_for_agent_tasks(self):
+        silent = SchedulerTool.params["properties"]["silent"]
+
+        self.assertEqual(silent["type"], "boolean")
+        self.assertFalse(silent["default"])
+
+    def test_create_persists_silent_on_agent_task(self):
+        tool = SchedulerTool({"channel_type": "web"})
+        store = _TaskStore()
+        tool.task_store = store
+        tool.current_context = _Context(
+            receiver="user-1",
+            session_id="session-1",
+            isgroup=False,
+        )
+
+        result = tool.execute(
+            {
+                "action": "create",
+                "name": "refresh token",
+                "ai_task": "refresh the token",
+                "schedule_type": "interval",
+                "schedule_value": "3000",
+                "silent": True,
+            }
+        )
+
+        self.assertEqual(result.status, "success")
+        self.assertEqual(len(store.added), 1)
+        self.assertIs(store.added[0]["action"]["silent"], True)
+
+    def test_silent_agent_task_executes_without_delivery(self):
+        bridge = _AgentBridge()
+        task = {
+            "id": "task-1",
+            "action": {
+                "type": "agent_task",
+                "task_description": "rotate logs",
+                "receiver": "user-1",
+                "is_group": False,
+                "channel_type": "web",
+                "silent": True,
+            },
+        }
+
+        with patch("channel.channel_factory.create_channel") as create_channel:
+            result = _execute_agent_task(task, bridge)
+
+        self.assertTrue(result)
+        self.assertEqual(len(bridge.calls), 1)
+        create_channel.assert_not_called()
+
+
+if __name__ == "__main__":
+    unittest.main()