OpenAI's cozy partner Cerebras is on track for a blockbuster IPO | TechCrunch
… That deal never happened, but OpenAI did become one of Cerebras’ largest customers. In fact, in December, OpenAI loaned Cerebras $1 billion, secured by warrants that allow OpenAI to buy over 33 million shares, the S-1 discloses. So while OpenAI is not a large shareholder now, it could become one. …
