Seed3D AI is a next-generation foundation model that transforms 2D images into high-fidelity, simulation-ready 3D assets. It produces 4K consistent textures with physically accurate lighting and geometry rendering, ensuring true-to-life visual and structural precision. Designed for seamless integration with physics engines, Seed3D AI enables interactive environment training for reinforcement learning. It also demonstrates advanced spatial layout understanding and planning capabilities, supporting scene composition and scalable environment generation. Seed3D AI empowers researchers, developers, and creators to simulate realistic robotic manipulation, build coherent virtual scenes, and advance the frontier of world simulation through intelligent 3D generation.