Fast3D is an ultra-rapid AI-driven 3D model generator that converts text descriptions or single/multiple images into high-quality mesh assets, complete with customizable texture creation, mesh density options, and style presets, all accomplished in less than ten seconds without needing any modeling skills. It merges high-fidelity PBR material creation with seamless tiling and advanced style transfer, providing accurate geometric representation for lifelike structures and accommodating both text-to-3D and image-to-3D processes. The generated outputs are compatible with various pipelines, allowing for export in formats such as GLB/GLTF, FBX, OBJ/MTL, and STL, while its user-friendly web interface eliminates the need for registration or complicated setup. Fast3D is an ideal solution for a range of applications, including gaming, 3D printing, augmented and virtual reality, metaverse content, product design, and rapid prototyping, empowering creators to experiment with a wide array of ideas through features like batch uploads, random inspiration galleries, and adjustable quality settings. By significantly reducing the time needed to bring concepts to life, Fast3D revolutionizes the way designers approach their creative processes, making rapid 3D modeling accessible for everyone.