diff --git a/blueprints/messages/message_routes.py b/blueprints/messages/message_routes.py
index ef76001..7fef6c9 100644
--- a/blueprints/messages/message_routes.py
+++ b/blueprints/messages/message_routes.py
@@ -183,8 +183,6 @@ def get_messages(conv_id):
 @member_required
 def send_message(conv_id):
     """Send a message to a conversation."""
-    import logging
-    logging.getLogger(__name__).info(f"[MSG-DEBUG] send_message called: conv={conv_id}, user={current_user.id}, method={request.method}")
     db = SessionLocal()
     try:
         # Verify membership
diff --git a/static/js/conversations.js b/static/js/conversations.js
index f81c6d1..d858e6f 100644
--- a/static/js/conversations.js
+++ b/static/js/conversations.js
@@ -1211,7 +1211,6 @@
                 if (e.key === 'Enter' && !e.shiftKey) {
                     e.preventDefault();
                     e.stopImmediatePropagation();
-                    console.log('[MSG-DEBUG] Enter keydown captured, _isSending=' + state._isSending + ', _lastSendTime=' + state._lastSendTime);
                     Composer.send();
                 }
             }, true);
@@ -1225,7 +1224,6 @@
             var sendBtn = document.getElementById('sendBtn');
             if (sendBtn) {
                 sendBtn.addEventListener('click', function () {
-                    console.log('[MSG-DEBUG] Send BUTTON clicked');
                     Composer.send();
                 });
             }
@@ -1259,12 +1257,10 @@
             // Double-send guard: flag + timestamp debounce (500ms)
             var now = Date.now();
             if (state._isSending || (state._lastSendTime && now - state._lastSendTime < 500)) {
-                console.log('[MSG-DEBUG] send() BLOCKED: _isSending=' + state._isSending + ', timeSinceLast=' + (now - (state._lastSendTime || 0)) + 'ms');
                 return;
             }
             state._isSending = true;
             state._lastSendTime = now;
-            console.log('[MSG-DEBUG] send() EXECUTING at ' + now);
 
             var html = state.quill.root.innerHTML;
             var text = state.quill.getText().trim();
@@ -1294,8 +1290,10 @@
                 if (replyPreview) replyPreview.style.display = 'none';
                 Composer.renderAttachments();
 
-                // Append the sent message
+                // Append the sent message and track it so polling doesn't duplicate
                 ChatView.appendMessage(result);
+                if (!state.messages[convId]) state.messages[convId] = [];
+                state.messages[convId].push(result);
 
                 // Update conversation in list
                 ConversationList.updateConversation(convId, {