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.
https://www.wired.com/story/openai-buy-ai-chips-startup-sam-altman/?utm_source=dlvr.it&utm_medium=blogger
https://www.wired.com/story/openai-buy-ai-chips-startup-sam-altman/?utm_source=dlvr.it&utm_medium=blogger