OpenAI, startup behind ChatGPT, is in talks to sell shares at $86 billion valuation

OpenAI, with a 49% ownership stake by Microsoft Corp, is headed by CEO Sam Altman and President Greg Brockman. Its valuation at $86 billion positions it among the world’s most valuable private companies, surpassing companies like Stripe and Chinese online retailer Shein but trailing behind SpaceX by Elon Musk.