Merge pull request #4507 from BismeetSingh/fix/elevenlabs-stt-service-crash-language

Fix/elevenlabs stt service crash language

changelog/4507.fixed.md

@@ -0,0 +1 @@
+- Fixed `ElevenLabsSTTService` crashing when `language` was passed as `None`. When `language` is not set, the service now lets ElevenLabs auto-detect the audio language.

src/pipecat/services/elevenlabs/stt.py

@@ -358,7 +358,8 @@ class ElevenLabsSTTService(SegmentedSTTService):
 
         # Add required model_id and language_code
         data.add_field("model_id", self._settings.model)
-        data.add_field("language_code", self._settings.language)
+        if self._settings.language:
+            data.add_field("language_code", self._settings.language)
         if self._settings.tag_audio_events is not None:
             data.add_field("tag_audio_events", str(self._settings.tag_audio_events).lower())
         keyterms = self._settings.keyterms