OpenAI Committed to Buying $51 Million of AI Chips From a Startup Backed by CEO Sam Altman Nonso Jr. December 03, 2023 A+ A- Print Email Documents show that OpenAI signed a letter of intent to spend $51 million on brain-inspired chips developed by startup Rain. OpenAI CEO Sam Altman previously made a personal investment in Rain. via Tingle Tech Labels: Feed: All Latest, Tingle Tech