Verified project record

Open-LLM-VTuber/Open-LLM-VTuber

A cross-platform, voice-interactive AI companion application featuring Live2D avatars, visual perception, and real-time voice conversations. It supports extensive LLM, ASR, and TTS backends and can run completely offline using local models.

Project overview

Project type: Model Runtime · Audio & Speech
Use cases: Chat Assistants
Deployment: Refer to project documentation
License: License pending

Best for

General users and developers seeking a highly customizable, cross-platform AI companion with visual and voice features that can operate fully offline.

Key capabilities

Features a Live2D avatar with expressions, emotion mapping, and touch feedback
Run completely offline using local models without internet required
Transparent background, global top-most, and mouse click-through features for the desktop client
Integrates a rich variety of LLM inference, text-to-speech, and speech recognition solutions including Ollama, OpenAI, sherpa-onnx, Azure, etc.

Limitations and risks

Live2D sample models are not covered by the MIT license and may require additional licensing for commercial use.
Accessing the server remotely requires configuring HTTPS due to microphone secure context restrictions.
v1 is only receiving bug fixes while development focuses on v2.0.
v1.0.0 introduced breaking changes requiring re-deployment and configuration migration.

Getting started

Setup is rated medium difficulty. Users need to install dependencies using uv or Docker, which may require extra tools like ffmpeg or deeplx. After installing dependencies, users must configure the conf.yaml file, run the application server, and access it via the web or desktop client.

Evidence and sources

README: :warning: This project is in its early stages and is currently under **active development**.
README: **Open-LLM-VTuber** is a unique **voice-interactive AI companion** that not only supports **real-time voice conversations** and **visual perception** but also features a lively **…
README: offers two usage modes: web version and desktop client (with special support for **transparent background desktop pet mode**, allowing the AI companion to accompany you anywhere o…
README: 🖥️ **Cross-platform support**: Perfect compatibility with macOS, Linux, and Windows. We support NVIDIA and non-NVIDIA GPUs, with options to run on CPU or use cloud APIs for resour…
README: 🔒 **Offline mode support**: Run completely offline using local models - no internet required. Your conversations stay on your device, ensuring privacy and security.

Reviewed at: 2026-07-18T00:46:10Z