Luma

Luma is a San Francisco-based AI company building multimodal foundation models for 3D and video content generation, best known for its Dream Machine model and pioneering work in neural radiance fields. The company's mission is to expand human imagination by training models that can see, understand, and generate visual content of the real world. In November 2025 Luma raised a $900 million Series C led by Saudi AI firm HUMAIN at a roughly $4 billion valuation, with AMD Ventures and existing investors Andreessen Horowitz, Amplify Partners and Matrix Partners participating; alongside the round the two announced Project Halo, a planned 2-gigawatt AI supercluster in Saudi Arabia, and Luma opened new offices in London and Riyadh. Dream Machine serves more than 30 million users globally.