diff --git a/embd_res/kcpp_musicui.embd b/embd_res/kcpp_musicui.embd
index c78fcf329..4ac2f5d9d 100644
--- a/embd_res/kcpp_musicui.embd
+++ b/embd_res/kcpp_musicui.embd
@@ -890,7 +890,7 @@ function loadTrack(id, callback) {
       showMessage("No JSON data found.");
       return;
     }
-    callback(item.params);
+    callback(item.params, item);
   };
 
   req.onerror = function(){
@@ -899,7 +899,14 @@ function loadTrack(id, callback) {
 }
 
 function loadTrackJSON(id){
-  loadTrack(id, updateForm);
+  loadTrack(id, function(data, item) {
+    // Empty values are omitted from saved params, so clear audio codes before
+    // applying the loaded song to avoid reusing codes from another track.
+    if(item.type !== "tts") {
+      document.getElementById("audio_codes").value = "";
+    }
+    updateForm(data);
+  });
 }
 
 function exportTrackJSON(id, title) {
diff --git a/koboldcpp.py b/koboldcpp.py
index 1478adb0a..f2d71c976 100644
--- a/koboldcpp.py
+++ b/koboldcpp.py
@@ -7999,6 +7999,17 @@ Change Mode<br>
                                     "choices": [{"index": 0, "finish_reason": "tool_calls" if (len(toolsdata_res) > 0) else currfinishreason, "delta": {}}]
                                 })
                                 self.wfile.write(f"data: {chunk_final}\n\n".encode())
+                                strop = genparams.get("stream_options", None)
+                                if strop and strop.get("include_usage", False):
+                                    chunk_usage = json.dumps({
+                                        "id": "koboldcpp",
+                                        "object": "chat.completion.chunk",
+                                        "created": int(time.time()),
+                                        "model": modelNameToReturn,
+                                        "choices": [],
+                                        "usage": gendat["usage"]
+                                    })
+                                    self.wfile.write(f"data: {chunk_usage}\n\n".encode())
                                 self.wfile.write("data: [DONE]\n\n".encode())
                                 self.wfile.flush()
                             self.close_connection = True