XiaoZhi AI Development - ESP32 Voice Robot R&D

XiaoZhi.Dev is a development framework and customized solution provider focused on ESP32 intelligent voice robots. Our open-source development platform supports enterprise-level customization and developer secondary development, helping you quickly implement voice interaction, large model integration, and IoT control functions without requiring a deep AI technology background.

Platform Vision

XiaoZhi.Dev is dedicated to lowering the barriers to AI hardware development, enabling more enterprises and developers to apply advanced large language model technology to practical scenarios. Our platform is released under the MIT license, allowing commercial use and customization, providing a solid foundation for your innovation.

Technical Architecture & Development Framework

The XiaoZhi AI development platform adopts a modular design, primarily composed of the following technical components:

  1. Hardware Abstraction Layer: Unified interfaces implemented through the singleton pattern, supporting various display screens and audio chips for easy customization
  2. Audio Processing Pipeline: Standardized audio collection → resampling → encoding → transmission process, customizable according to requirements
  3. Communication Protocol Adaptation: Support for WebSocket or MQTT+UDP, meeting various network environment needs
  4. AI Capability Modules:
    • Offline voice wake-up engine
    • Multilingual speech recognition interfaces
    • Large model integration adapters
    • Voice synthesis engines
    • Voiceprint recognition function interfaces

Core Functions & Development Interfaces

The XiaoZhi AI development platform provides the following out-of-the-box functions and interfaces:

  • Wi-Fi and 4G dual-network interface support
  • BOOT button wake-up and interaction control interfaces
  • Offline voice wake-up ESP-SR engine integration
  • Streaming voice dialogue protocol (WebSocket/UDP)
  • Multilingual recognition engines (Mandarin, Cantonese, English, Japanese, Korean)
  • Voiceprint recognition interface, supporting user identity recognition
  • Large model voice synthesis (TTS) interfaces (supporting Volcano Engine or CosyVoice)
  • Large model dialogue (LLM) interfaces (supporting Qwen, DeepSeek, Doubao, etc.)
  • Configurable dialogue and character customization APIs
  • Context memory management interfaces
  • Display drivers and UI interfaces, supporting OLED/LCD

Core Development Advantages

  • Highly Customizable: Abstract interface design allows hardware and functionality to be customized independently, meeting different application scenarios
  • Rapid Integration: Pre-installed drivers and interfaces reduce integration difficulty and shorten development cycles
  • Energy-Efficient Design: Intelligent power management mechanisms, suitable for battery-powered scenarios
  • Multilingual Support: Internationalized design, supporting multilingual customization
  • Easy to Expand: Modular architecture, making it easy to add new functions or adapt to new hardware

Hardware Platform Selection

Supporting ESP32 series chips, including the following recommended configurations:

  • Core Processor: ESP32-S3 series development boards (recommended)
  • Display Options: Support for various sizes of OLED/LCD screens
  • Audio Components: Compatible with various audio input and output solutions
  • Expansion Interfaces: Rich GPIO interfaces reserved, supporting sensor and peripheral expansion

Application Solutions & Industry Solutions

Based on the ESP32 series chips, we can quickly build the following industry customization solutions:

  1. Smart Home Control Center: Customized home appliance control vocabulary and connection protocols
  2. Education Training Assistant: Customized teaching content and interaction logic
  3. Industrial Inspection Voice Assistant: Adapted to specific industrial environments and instruction sets
  4. Retail Smart Shopping Guide: Customized product recommendations and interaction processes
  5. Meeting Room Voice Assistant: Integrated with meeting systems, providing intelligent meeting services

Technology Roadmap & Future Planning

  • Local AI Inference Engine: Integrate TensorFlow Lite to reduce cloud dependence
  • Device Interconnection: ESP-NOW protocol support, enabling seamless collaboration between devices
  • Ultra-Low Power Optimization: Deep sleep and wake-up mechanism optimization
  • Visual Interaction: ESP32-CAM module integration, enabling multimodal interaction
  • More Industry Adapters: Development of functional modules for specific industries

Contact Us

Choose XiaoZhi.Dev to make your ESP32 voice robot development simpler, more efficient, and more professional!