Sources: investors recently approached OpenAI with a proposal to invest at a $1.2T valuation, but OpenAI believes its valuation should be at least $1.5T (Sri Muppidi/New York Times)

Investors recently proposed a $1.2T valuation for OpenAI, but the company believes its value should be at least $1.5T. This potential funding round would double the valuation of the startup behind ChatGPT, positioning it as the world's most valuable private company.