Physical AI simulation firm Antioch raises $32 million in Series A funding

Antioch, a company specializing in physical AI simulation, has secured $32 million in a Series A funding round led by Greylock, with participation from A* Capital, Category Ventures, BoxGroup, Icehouse Ventures, and various angel investors. The company provides simulation tools to help physical AI teams build, test, and validate autonomous systems. Antioch counts Amazon Ring, NVIDIA (NVDA), and Nebius among its clients and partners, and plans to use the funds to expand its team across infrastructure, machine learning, and 3D graphics.