diff --git a/ui/dockpane/DialogDockpane.xaml b/ui/dockpane/DialogDockpane.xaml
index d232eaa..31542f5 100644
--- a/ui/dockpane/DialogDockpane.xaml
+++ b/ui/dockpane/DialogDockpane.xaml
@@ -31,11 +31,19 @@
         <ColumnDefinition Width="36"/>
         <ColumnDefinition Width="36"/>
         <ColumnDefinition Width="36"/>
+        <ColumnDefinition Width="Auto"/>
       </Grid.ColumnDefinitions>
       <Button Grid.Column="0" Content="清除" Name="ClearButton" Click="ClearButton_OnClick"></Button>
       <Button Grid.Column="1" Content="顶部" Name="TopButton" Click="TopButton_OnClick"></Button>
       <Button Grid.Column="2" Content="底部" Name="BottomButton" Click="BottomButton_OnClick"></Button>
       <Button Grid.Column="3" Content="停止" Name="StopButton" Click="StopButton_OnClick"></Button>
+      <ComboBox  Grid.Column="4" Name="ModelComboBox" SelectionChanged="ModelComboBox_OnSelectionChanged">
+        <ComboBoxItem Content="qwen3-235b-a22b" IsSelected="True"/>
+        <ComboBoxItem Content="qwen3-32b" />
+        <ComboBoxItem Content="qwq-32b" />
+        <ComboBoxItem Content="qwen-max-latest" />
+        <ComboBoxItem Content="deepseek-r1" />
+      </ComboBox>
     </Grid>
     <!-- <Button Grid.Row="0" Content="Test" Name="TestButton" Click="TestButton_OnClick"></Button> -->
     <!-- <TextBlock Grid.Row="0" HorizontalAlignment="Center" VerticalAlignment="Center" Text="LinkTool"/> -->
diff --git a/ui/dockpane/DialogDockpane.xaml.cs b/ui/dockpane/DialogDockpane.xaml.cs
index 3e623ae..278944c 100644
--- a/ui/dockpane/DialogDockpane.xaml.cs
+++ b/ui/dockpane/DialogDockpane.xaml.cs
@@ -117,7 +117,8 @@ namespace LinkToolAddin.ui.dockpane
             QuestionTextbox.Text = "";
             borderItemsDict[timestamp.ToString()] = userMsgBoder;
             ChatHistoryStackPanel.Children.Add(userMsgBoder);
-            Gateway.SendMessageStream(question,"qwen3-235b-a22b",defaultGdbPath,NewMessage_Recall);
+            string model = (ModelComboBox.SelectedItem as ComboBoxItem).Content.ToString() is null ? "qwen3-235b-a22b" : (ModelComboBox.SelectedItem as ComboBoxItem).Content.ToString();
+            Gateway.SendMessageStream(question,model,defaultGdbPath,NewMessage_Recall);
         }
 
         public void NewMessage_Recall(MessageListItem msg)
@@ -488,5 +489,12 @@ namespace LinkToolAddin.ui.dockpane
             Gateway.StopConversation();
             StatusTextBlock.Text = "";
         }
+
+        private void ModelComboBox_OnSelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            log.Info("ModelComboBox_OnSelectionChanged");
+            string model = ModelComboBox.SelectedValue.ToString();
+            log.Info(model);
+        }
     }
 }