TL;DR
Open-LLM-VTuber is a locally runnable AI companion app that provides LLM-based voice conversation, real-time voice interruption, visual recognition, and Live2D avatars.
Key features
Voice conversation: Real-time voice conversation with LLM via microphone
Voice interruption: Interrupt conversation and process new input while user is speaking
Live2D avatar: Supports Live2D models with facial expressions and lip sync
Visual recognition: Recognizes and reacts to users via camera
Local execution: All features run locally, no internet required
Various LLM support: OpenAI, Anthropic, local models, etc.
When to use it
When you want voice interaction with a personal AI assistant or virtual character
When you want all processing done locally for privacy
When you want to converse with a live avatar in streaming, gaming, or desktop environments