PLAI BRIX is an AI-powered 3D game engine for beginners and hobbyists. Pick from 6 templates (FPS, explorer, tank battle, tower defense, racing, spacecraft) and use AI to generate custom 3D assets and sounds from text prompts. Export as playable HTML5 or download 3D models (STL/OBJ). Share your creations with a community that can play and remix your worlds. Free tier available — Pro unlocks more.