Decart builds efficient, vertically integrated AI systems for real-time interactive experiences. Founded in 2023 and backed by Benchmark, Sequoia, and Zeev Ventures, Decart spans infrastructure to applications. Its proprietary training and inference engine cuts compute costs from about $100 per hour to $0.25, enabling scalable, sustainable deployments now used in cloud, finance, and AI-native platforms. On product, Oasis, a generative world model, reached one million users in 72 hours. MirageLSD enables real-time video-to-video transformations at 20 fps with near-zero latency. A cohesive stack from engine to apps accelerates iteration and delivers measurable impact.