This is an open-source real-time communication library based on Python, enabling real-time audio/video interaction with just a few lines of code. It provides an intuitive WebUI and flexible API services through the FastAPI and Gradio frameworks. It supports automatic voice detection, multi-protocol integration (WebRTC and WebSocket), and telephone audio stream integration. Additionally, it can connect with various large language models (such as ChatGPT and Claude), making it suitable for building AI voice assistants, real-time translation, and voice control applications.