Stable Fast 3D (SF3D) is a state-of-the-art 3D mesh reconstruction tool by Stability AI that converts a single image into a detailed 3D asset in 0.5 seconds. It outputs UV-unwrapped meshes with accurate material parameters and reduced illumination bake-in for better textures. Built on TripoSR with significant architectural improvements, it runs on a GPU with 7GB VRAM. The tool is available via a free demo on Hugging Face and a REST API for enterprise integration. It is suitable for gaming, VR, e-commerce, and architectural visualization. The model is released under the Stability AI Community License, allowing non-commercial use and commercial use for organizations with up to $1M annual revenue, with enterprise licensing for larger organizations.