Merge pull request #2334 from Designedforusers/fix/tavus-transport-daily-callbacks

fix: Add missing transcription callbacks to TavusTransport for 0.0.77 compatibility

CHANGELOG.md

@@ -12,6 +12,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Fixed an issue in `LiveKitTransport` where empty `AudioRawFrame`s were pushed
   down the pipeline. This resulted in warnings by the STT processor.
 
+- Fixed an issue with the `TavusVideoService` where an error was thrown due to
+  missing transcription callbacks.
+
 ## [0.0.77] - 2025-07-31
 
 ### Added

src/pipecat/transports/services/tavus.py

@@ -245,6 +245,10 @@ class TavusTransportClient:
                 on_recording_started=partial(self._on_handle_callback, "on_recording_started"),
                 on_recording_stopped=partial(self._on_handle_callback, "on_recording_stopped"),
                 on_recording_error=partial(self._on_handle_callback, "on_recording_error"),
+                on_transcription_stopped=partial(
+                    self._on_handle_callback, "on_transcription_stopped"
+                ),
+                on_transcription_error=partial(self._on_handle_callback, "on_transcription_error"),
             )
             self._client = DailyTransportClient(
                 room_url, None, "Pipecat", self._params, daily_callbacks, self._bot_name