diff --git a/com.microsoft.copilot.eclipse.ui/src/com/microsoft/copilot/eclipse/ui/chat/ChatView.java b/com.microsoft.copilot.eclipse.ui/src/com/microsoft/copilot/eclipse/ui/chat/ChatView.java
index c64ee76d..35529e5f 100644
--- a/com.microsoft.copilot.eclipse.ui/src/com/microsoft/copilot/eclipse/ui/chat/ChatView.java
+++ b/com.microsoft.copilot.eclipse.ui/src/com/microsoft/copilot/eclipse/ui/chat/ChatView.java
@@ -1176,13 +1176,7 @@ private void clearCurrentConversation() {
 
   @Override
   public void onCancel() {
-    // Send conversation/destroy to cancel in-progress turns
-    if (StringUtils.isNotBlank(this.conversationId)) {
-      CopilotLanguageServerConnection ls = CopilotCore.getPlugin().getCopilotLanguageServer();
-      if (ls != null) {
-        ls.destroyConversation(this.conversationId);
-      }
-    }
+    // Destroy the temporary subagent conversation on CLS side
     if (StringUtils.isNotBlank(this.subagentConversationId)) {
       CopilotLanguageServerConnection ls = CopilotCore.getPlugin().getCopilotLanguageServer();
       if (ls != null) {
@@ -1190,7 +1184,6 @@ public void onCancel() {
       }
     }
 
-    // Clear subagent conversation ID on cancel
     this.subagentConversationId = null;
     this.lastRunSubagentToolCallId = null;