SoftBank Group is in talks to lead a funding round of up to $40 billion in artificial intelligence developer OpenAI at a valuation of $300 billion, including the new funds, sources said, in what could be a record single funding round for a private company.

The Japanese corporation SoftBank Group has shown interest in investing as much as $25 billion in OpenAI, which would make it the organization’s biggest financial sponsor. According to a Bloomberg report,

Japanese tech giant SoftBank Group Corp. is considering investing up to $25 billion in OpenAI, the developer of the widely used artif