Update app.py

app.py

@@ -237,7 +237,7 @@ with gr.Blocks(theme=theme, title="VieNeu-TTS v3 Turbo") as demo:
                             temperature_in = gr.Slider(0.1, 1.5, value=0.8, step=0.05, label="temperature")
                             top_p_in = gr.Slider(0.1, 1.0, value=0.95, step=0.01, label="top_p")
                         with gr.Row():
-                            top_k_in = gr.Slider(1, 100, value=25, step=1, label="top_k")
+                            top_k_in = gr.Slider(1, 100, value=50, step=1, label="top_k")
                             rep_pen_in = gr.Slider(1.0, 2.0, value=1.2, step=0.05, label="repetition_penalty")
                         with gr.Row():
                             max_frames_in = gr.Slider(50, 1200, value=300, step=10, label="max_new_frames (mỗi đoạn)")