A T-posed humanoid robot who is female robo ai character model named LUMI. Its body is sleek, seamless, and composed of a matte-black, unblemished obsidian ceramic material, giving it an elegant, minimalist design. There are no visible joints or seams. A prominent, perfectly circular core in its chest or head glows with a soft, internal electric blue light. It has no discernible face but emanates a subtle, intelligent presence. The overall aesthetic is ultra-modern, sophisticated sci-fi, high-detail 3D model, cinematic animation quality, ready for rigging.