Hey.D is the world's first Metaverse platform that integrates a generative AI-based 3D motion foundation model, specifically designed for human movement, with advanced large language models (LLMs) to provide an innovative, user-centric, interactive 3D experience within the Metaverse. This platform revolutionizes how users create, interact, and communicate in 3D virtual environments. Through AI-driven 3D characters that engage in natural, real-time conversations via text and voice, Hey.D transforms the Metaverse into a more immersive and accessible space. By breaking down language barriers, Hey.D democratizes 3D content creation and expands digital interaction within underserved communities, setting a new standard for Metaverse experiences.