Project Title

xiaozhi-esp32 — An Open-Source AI Chatbot for ESP32 with Multi-Protocol Control

Overview

The xiaozhi-esp32 project is an open-source AI chatbot designed for ESP32 devices, leveraging large language models to enable voice interactions and control various devices through MCP protocol. It stands out for its support of multiple communication protocols, multi-language capabilities, and compatibility with various ESP32 chip platforms.

Key Features

Multi-protocol support for communication (Websocket or MQTT+UDP)
Offline voice wake-up using ESP-SR
OPUS audio codec for efficient audio processing
Stream-based ASR + LLM + TTS architecture for voice interaction
Speaker recognition for identity verification
OLED/LCD display support for expressive interaction
Power management and battery level display
Multilingual support (Chinese, English, Japanese)
Compatible with ESP32-C3, ESP32-S3, and ESP32-P4 chips
Device control via on-device MCP (volume, lights, motors, GPIO, etc.)
Cloud-based MCP for extended capabilities (smart home control, PC operations, knowledge search, email)

Use Cases

Home automation enthusiasts looking to integrate voice control into their smart home systems
Developers creating IoT devices that require voice interaction capabilities
Makers and hobbyists interested in building custom AI-powered chatbots for personal or commercial use

Advantages

Open-source and MIT licensed, allowing for free use and commercial applications
Supports a wide range of ESP32-based hardware platforms
Incorporates advanced AI capabilities through integration with large language models
Offers a flexible communication protocol selection to suit various project needs

Limitations / Considerations

The project may require a certain level of technical expertise to implement and customize
Hardware compatibility might vary, and not all ESP32 devices may be supported
The project's complexity could pose challenges for beginners in AI hardware development

ESPHome: A system to control your ESP8266/ESP32 by simple yet powerful configuration files. It differs in its focus on home automation and its YAML-based configuration approach.
Home Assistant: An open-source home automation platform running on Python 3. It is more comprehensive but requires a more significant setup compared to xiaozhi-esp32.
Mycroft: An open-source voice assistant that can run on a variety of devices. It differs in its focus on voice recognition and its extensive plugin ecosystem.

Basic Information

GitHub: https://github.com/78/xiaozhi-esp32
Stars: 18,336
License: Unknown
Last Commit: 2025-09-08

📊 Project Information

Project Name: xiaozhi-esp32
GitHub URL: https://github.com/78/xiaozhi-esp32
Programming Language: C++
⭐ Stars: 18,336
🍴 Forks: 3,709
📅 Created: 2024-08-31
🔄 Last Updated: 2025-09-08

🏷️ Project Topics

Topics: [, ]

📚 Documentation

🎥 Video Tutorials

This article is automatically generated by AI based on GitHub project information and README content analysis

xiaozhi-esp32

Project Description