diff --git a/package.v2.json b/package.v2.json
index cd7f33b..9b3d321 100644
--- a/package.v2.json
+++ b/package.v2.json
@@ -20,11 +20,12 @@
         "name": "站点刷流",
         "description": "自动托管刷流，将会提高对应站点的访问频率。",
         "labels": "刷流,仪表板",
-        "version": "4.2",
+        "version": "4.3",
         "icon": "brush.jpg",
         "author": "jxxghp,InfinityPacer",
         "level": 2,
         "history": {
+            "v4.3": "支持带宽采样并计算平均值，以优化刷流效率",
             "v4.2": "优化执行周期输入，需要MoviePilot v2.2.1+",
             "v4.1": "支持通过CRON表达式配置开启时间，固定10分钟为执行周期",
             "v4.0": "站点独立配置项支持配置NexusPHP 站点自动跳过下载提示页",
diff --git a/plugins.v2/brushflow/__init__.py b/plugins.v2/brushflow/__init__.py
index 3a84f8c..bf55f3d 100644
--- a/plugins.v2/brushflow/__init__.py
+++ b/plugins.v2/brushflow/__init__.py
@@ -251,7 +251,7 @@ class BrushFlow(_PluginBase):
     # 插件图标
     plugin_icon = "brush.jpg"
     # 插件版本
-    plugin_version = "4.2"
+    plugin_version = "4.3"
     # 插件作者
     plugin_author = "jxxghp,InfinityPacer"
     # 作者主页
@@ -2142,16 +2142,15 @@ class BrushFlow(_PluginBase):
         ]
 
         if include_network_conditions:
-            downloader_info = self.__get_downloader_info()
-            if downloader_info:
-                current_upload_speed = downloader_info.upload_speed or 0
-                current_download_speed = downloader_info.download_speed or 0
+            # 获取平均带宽
+            avg_upload_speed, avg_download_speed = self.__get_average_bandwidth()
+            if avg_upload_speed is not None and avg_download_speed is not None:
                 reasons.extend([
-                    ("maxupspeed", lambda config: current_upload_speed >= float(config) * 1024,
-                     lambda config: f"当前总上传带宽 {StringUtils.str_filesize(current_upload_speed)}，"
+                    ("maxupspeed", lambda config: avg_upload_speed >= float(config) * 1024,
+                     lambda config: f"当前总上传带宽 {StringUtils.str_filesize(avg_upload_speed)}，"
                                     f"已达到最大值 {config} KB/s，暂时停止新增任务"),
-                    ("maxdlspeed", lambda config: current_download_speed >= float(config) * 1024,
-                     lambda config: f"当前总下载带宽 {StringUtils.str_filesize(current_download_speed)}，"
+                    ("maxdlspeed", lambda config: avg_download_speed >= float(config) * 1024,
+                     lambda config: f"当前总下载带宽 {StringUtils.str_filesize(avg_download_speed)}，"
                                     f"已达到最大值 {config} KB/s，暂时停止新增任务"),
                 ])
 
@@ -3508,6 +3507,32 @@ class BrushFlow(_PluginBase):
         total_size = sum([task.get("size") or 0 for task in task_info.values()])
         return total_size
 
+    def __get_average_bandwidth(self, sample_count: int = 5, interval: float = 3.0) \
+            -> Tuple[Optional[float], Optional[float]]:
+        """
+        多次采样上传和下载带宽，取平均值
+        """
+        upload_speeds = []
+        download_speeds = []
+        start_time = time.time()
+        for _ in range(sample_count):
+            downloader_info = self.__get_downloader_info()
+            if downloader_info:
+                upload_speeds.append(downloader_info.upload_speed or 0)
+                download_speeds.append(downloader_info.download_speed or 0)
+            # 采样间隔
+            time.sleep(interval)
+        end_time = time.time()
+        total_duration = end_time - start_time
+        if not upload_speeds or not download_speeds:
+            return None, None
+        avg_upload_speed = sum(upload_speeds) / len(upload_speeds) if upload_speeds else 0
+        avg_download_speed = sum(download_speeds) / len(download_speeds) if download_speeds else 0
+        logger.debug(f"平均上传带宽 {StringUtils.str_filesize(avg_upload_speed)}, "
+                     f"平均下载带宽 {StringUtils.str_filesize(avg_download_speed)}, "
+                     f"采样次数={sample_count}, 时长={total_duration:.2f} 秒")
+        return avg_upload_speed, avg_download_speed
+
     def __get_downloader_info(self) -> schemas.DownloaderInfo:
         """
         获取下载器实时信息（所有下载器）