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Merge pull request #4126 from pipecat-ai/mb/fix-tts-flush-phantom-contexts

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Fix TTS flush creating phantom contexts on ElevenLabs
This commit is contained in:
Mark Backman
2026-03-24 15:33:58 -04:00
committed by GitHub
parent 28eb4544d3 e05bd54743
commit 1b0f7ecb0e
2 changed files with 7 additions and 1 deletions
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7
src/pipecat/services/tts_service.py
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@@ -682,7 +682,12 @@ class TTSService(AIService):
await self.remove_audio_context(self._turn_context_id)
# Flush any pending audio so the TTS service closes the current context.
await self.flush_audio(context_id=self._turn_context_id)
# Only flush if the context was actually opened (text reached run_tts).
# When an interruption arrives before any text flows, the turn context ID
# exists but was never registered via create_audio_context, so flushing
# would send a message for a context the provider never opened.
if self._turn_context_id and self.audio_context_available(self._turn_context_id):
await self.flush_audio(context_id=self._turn_context_id)
# Reset the turn context ID
self._turn_context_id = None