AIAvatarKit is a tool for quickly building AI-driven conversational avatars. It supports running on VRChat, Clusterrise, and other metaverse platforms, as well as real-world devices. The tool is easy to start, has unlimited scalability, and can be customized to meet user needs. The main advantages include: 1. Multi-platform support: can run on various platforms, including VRChat, Clusterrise, and metaverse platforms. 2. Easy to start: Users can start conversing right away without complicated setup. 3. Scalability: Users can add unlimited functions based on their needs. 4. Technical support: Requires the VOICEVOX API, API keys for Google or Azure's speech service, and the OpenAI API key.