Shumai is an open-source, high-speed, network-enabled, differentiable tensor library for TypeScript (and JavaScript). Developed with bun + flashlight, it is designed to be a useful tool for software engineers and researchers. It is a powerful library that allows users to quickly and easily create complex models and algorithms. It is also highly extensible, allowing users to customize their models and algorithms to fit their specific needs. With its intuitive interface and comprehensive documentation, Shumai is an ideal choice for those looking to create sophisticated models and algorithms. It is also a great choice for those who want to explore the possibilities of deep learning and artificial intelligence.