Updated voice settings

app.py

@@ -386,13 +386,13 @@ async def text_to_speech(request: Request, tts_request: TTSRequest):
         response = elevenlabs_client.text_to_speech.convert(
             voice_id=tts_voice_id,
             model_id="eleven_flash_v2_5",
-            text=clean_text
-            # voice_settings=VoiceSettings(
-            #     stability=0.5,
-            #     similarity_boost=0.8,
-            #     style=0.2,
-            #     use_speaker_boost=True
-            # )
+            text=clean_text,
+            voice_settings=VoiceSettings(
+                stability=0.7,             # More stability = less variability; best: 0.7–0.85
+                similarity_boost=0.9,      # Boost similarity to original voice
+                style=0.2,                 # Keep subtle emotion; increase for expressive output
+                use_speaker_boost=True     # Helps preserve speaker identity better
+            )
         )
         
         # Convert generator to bytes