A new investment from the Japanese conglomerate would be separate from the $100 billion tied to a project announced at the White House last week.

OpenAI may have billions of dollars in the bank. But it's gearing up to raise billions more, according to a Wall Street Journal report.

SoftBank is in talks to invest as much as $25bn into OpenAI, in a deal that would make it the ChatGPT maker’s biggest financial backer, as the pair partner on a huge new artificial intelligence infrastructure project.