OpenAI closes a $40B funding round, the most ever raised by a private tech company, at a $300B post-money valuation; SoftBank led the round with $30B (CNBC)

CNBC:
OpenAI closes a $40B funding round, the most ever raised by a private tech company, at a $300B post-money valuation; SoftBank led the round with $30B  —  OpenAI on Monday announced it had closed what amounts to the largest private tech funding round on record.