Masayoshi Son founded SoftBank in 1981. It has invested millions in some of Silicon Valley's biggest tech companies.

Microsoft (MSFT.O) has announced that it changed some key terms of a deal with OpenAI after the ChatGPT creator announced a joint venture with Oracle (ORCL.N) and Japan’s SoftBank Group (9984.T) to ...

Microsoft is OpenAI's largest investor, with a 49% stake, translating to $14 billion. As part of its complicated partnership ...

Lionel Barber is a former editor of the Financial Times and author of Gambling Man. He is also a Global Council member of the I-House/API think tank in Tokyo. One by one, they lined up to pay ...

SoftBank CEO Masayoshi Son speaks at a White House press conference on President Donald Trump's plan for AI infrastructure investment. MASA SON, SOFTBANK: Oh, thank you. That would be helpful. That's ...

Two of the most powerful tech leaders in the world, Microsoft CEO Satya Nadella and Tesla CEO Elon Musk, are not exactly fans ...

Shares of SoftBank Group Corp. jumped as much as 8.1% after US President Donald Trump announced a multi-billion dollar push ...

Masayoshi Son, the Japanese tycoon helming US President Donald Trump's big new AI push, is the son of an immigrant pig farmer ...

Microsoft and OpenAI are loosening the tight bond that connects them. In future, OpenAI will be able to obtain cloud ...

The investment brings together an alliance of tech giants. While SoftBank and OpenAI are lead partners—with SoftBank handling ...

Microsoft will no longer be the exclusive provider of new cloud computing capacity to OpenAI — a new twist in their relationship that clears the way for OpenAI to work with Oracle and others on the ...

Microsoft said it has "revenue sharing agreements that flow both ways" with OpenAI. "The key elements of our partnership ...