Method run

examples/realtime/cli/demo.py:208–255

(self)

                    self.chunk_position = 0

    async def run(self) -> None:
        print("Connecting, may take a few seconds...")

        # Initialize audio player with callback
        chunk_size = int(SAMPLE_RATE * CHUNK_LENGTH_S)
        self.audio_player = sd.OutputStream(
            channels=CHANNELS,
            samplerate=SAMPLE_RATE,
            dtype=FORMAT,
            callback=self._output_callback,
            blocksize=chunk_size,  # Match our chunk timing for better alignment
        )
        self.audio_player.start()

        try:
            runner = RealtimeRunner(agent)
            # Attach playback tracker and enable server‑side interruptions + auto response.
            model_config: RealtimeModelConfig = {
                "playback_tracker": self.playback_tracker,
                "initial_model_settings": {
                    "model_name": "gpt-realtime-2",
                    "turn_detection": {
                        "type": "semantic_vad",
                        "interrupt_response": True,
                        "create_response": True,
                    },
                },
            }
            async with await runner.run(model_config=model_config) as session:
                self.session = session
                print("Connected. Starting audio recording...")

                # Start audio recording
                await self.start_audio_recording()
                print("Audio recording started. You can start speaking - expect lots of logs!")

                # Process session events
                async for event in session:
                    await self._on_event(event)

        finally:
            # Clean up audio player
            if self.audio_player and self.audio_player.active:
                self.audio_player.stop()
            if self.audio_player:
                self.audio_player.close()

        print("Session ended")

    async def start_audio_recording(self) -> None:
        """Start recording audio from the microphone."""