SoftBank is in discussions to invest up to $25 billion in OpenAI, as per an FT report. This massive investment would possibly make it the largest financial backer of the ChatGPT maker. This investment is part of a broader collaboration between the two companies on a large-scale artificial intelligence infrastructure project.

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

SoftBank (SFTBY) is reportedly considering a massive investment of up to $25 billion in Microsoft (MSFT)-backed OpenAI, according to sources

OpenAI has announced that it's teaming up with Softbank and Oracle on $100 billion data center project in the U.S.

Masayoshi Son, the Japanese tycoon helming US President Donald Trump's big new AI push, is the son of an immigrant pig farmer with a spectacular but also sketchy investment record.

Two of the most powerful tech leaders in the world, Microsoft CEO Satya Nadella and Tesla CEO Elon Musk, are not exactly fans of the $500 billion Stargate AI initiative announced by Trump this week.

Microsoft confirms its partnership with OpenAI remains intact despite OpenAI's new venture with Oracle and SoftBank, led by SoftBank CEO Masayoshi Son

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 good.

The $500 billion Stargate Initiative — led by Trump, OpenAI, SoftBank, and Oracle — is set to revolutionize U.S. AI infrastructure.

The deal, if it were to go through, would make the Japanese tech investment fund the largest outside stakeholder in OpenAI, overtaking Microsoft.

Microsoft, along with Nvidia and Arm, will be a "technology partner" in the new venture, but is not listed as an equity funder. SoftBank CEO Masayoshi Son is will be the entity's board chairman ...

SoftBank CEO Masayoshi Son, OpenAI's Sam Altman and Oracle's Larry Ellison joined President Donald Trump at the White House to tout the $500 billion investment in the "Stargate" venture.