Issues

• Flows: barge-in during a node's "tts_say" pre_action leaves the node half-set (no role/task messages, no functions)

  Bug

  pipecat-ai/pipecat#6578 · Filter by author RoamerC opened on Nov 6, 2026
  1

• WorkerObserver queues every frame to every observer at every processor, even observers that ignore it

  Enhancement

  pipecat-ai/pipecat#6563 · Filter by author dimakrest opened on Nov 5, 2026

• Anthropic adapter sends developer messages as user messages, though current Claude models accept mid-conversation system messages

  pipecat-ai/pipecat#6513 · Filter by author itsUndefined opened on Nov 2, 2026

• Speculative KV-cache prefill from interim ASR transcriptions (measured TTFT -73% to -97% on CPU)

  pipecat-ai/pipecat#6511 · Filter by author iamdgarcia opened on Nov 2, 2026

• Detected speech like "mm-hmm" cancels a running tool call, and the context records CANCELLED even when its side effect happened

  pipecat-ai/pipecat#6505 · Filter by author chrislazar25 opened on Oct 31, 2026
  4

• LiveKit: retain sample pacing across native audio-queue clears

  pipecat-ai/pipecat#6493 · Filter by author benjamin-di opened on Oct 31, 2026

• Support sample-count alignment when recording continuous audio streams

  pipecat-ai/pipecat#6492 · Filter by author benjamin-di opened on Oct 31, 2026

• xAI realtime: late cancelled-response events can restart output after interruption

  pipecat-ai/pipecat#6491 · Filter by author benjamin-di opened on Oct 31, 2026
  2

• Serializers raise out of deserialize() on valid-JSON-but-wrong-shape messages and invalid protobuf, ending the call

  Bug

  pipecat-ai/pipecat#6463 · Filter by author wankhede04 opened on Oct 29, 2026
  4

• FastAPIWebsocketTransport: serializers never see EndFrame/CancelFrame once the WebSocket is closed, so auto hang-up and cleanup are skipped

  pipecat-ai/pipecat#6440 · Filter by author marujofln opened on Oct 28, 2026
  1

• strip_markdown: inline code content is rewritten by emphasis/header/quote rules (__init__ becomes init)

  pipecat-ai/pipecat#6415 · Filter by author ninglinLiu opened on Oct 27, 2026

• FastAPIWebsocketTransport: input stops reading on EndFrame, stalling peers that apply backpressure

  Bug

  pipecat-ai/pipecat#6414 · Filter by author nextpatient-mike opened on Oct 27, 2026

• AnthropicLLMService ignores LLMContext.tool_choice (tool_choice="none" has no effect)

  pipecat-ai/pipecat#6404 · Filter by author HXGN-AI opened on Oct 27, 2026
  1

• [Bug] Telephony FrameSerializers drop buffered audio on >200ms gaps (clear_after_secs=0.2) and leave stale audio in _output_resampler on InterruptionFrame

  pipecat-ai/pipecat#6395 · Filter by author LGKZanini opened on Oct 27, 2026
  2

• FunctionCallUserMuteStrategy: function call result never runs the LLM when the call starts while the user is speaking

  pipecat-ai/pipecat#6391 · Filter by author OlliTapio opened on Oct 27, 2026
  1

• cancel_on_interruption: a call cancelled after its side effect already happened is recorded as "CANCELLED", so the agent tells the user it was cancelled

  pipecat-ai/pipecat#6383 · Filter by author chrislazar25 opened on Oct 26, 2026
  1

• GeminiTTSService (Gemini API): streamed 24 kHz audio is never resampled, plays 3x slow at 8 kHz

  pipecat-ai/pipecat#6379 · Filter by author omercotkd opened on Oct 26, 2026

• GeminiTTSService (Gemini API): custom voice_... ids are sent as prebuilt voice names and fail with 400 "No matching speaker voice found"

  pipecat-ai/pipecat#6372 · Filter by author omer-insait opened on Oct 25, 2026

• HttpSmartTurnAnalyzer never sends its request: get_running_loop() runs on the model thread

  pipecat-ai/pipecat#6364 · Filter by author namandidthis opened on Oct 24, 2026
  1

• Flows: parallel calls with a transition answer twice, or drop the transition

  pipecat-ai/pipecat#6362 · Filter by author keesvanbemmel opened on Oct 24, 2026

• [Bug] Gemini Live missing toolCallCancellation and goAway handlers, plus reconnect state loss

  pipecat-ai/pipecat#6336 · Filter by author amenegola opened on Oct 23, 2026

• [Bug] Aggregator state and GeminiLiveLLMService batching bugs

  pipecat-ai/pipecat#6335 · Filter by author amenegola opened on Oct 23, 2026
  2

• AWSTranscribeSTTService disables the websocket keepalive, so a half-open socket stops transcription permanently and the inherited reconnect never fires

  pipecat-ai/pipecat#6327 · Filter by author Rehansanjay opened on Oct 22, 2026

• GeminiLiveLLMService: after a resumed reconnect, every settled tool result is sent again as tool_call_result

  pipecat-ai/pipecat#6301 · Filter by author Perceval-Wilhelm opened on Oct 21, 2026
  4

• Text eval skip_tts is cleared by send-text, and TTSSpeakFrame is always synthesized

  pipecat-ai/pipecat#6294 · Filter by author Alves663 opened on Oct 21, 2026
  1