Japan's SoftBank is in talks to invest $15-25 billion in OpenAI in a deal that would make it the ChatGPT-maker's biggest financial backer, the Financial Times reported on Thursday.

Shares of Nvidia, Broadcom, and ASML slump as China’s DeepSeek threatens the companies’ dominance in artificial intelligence, and Tesla falls ahead of earnings from the electric-vehicle giant later this week.

Elon Musk threw shade at OpenAI’s Sam Altman on Tuesday after his rival took center stage at the White House to unveil his ambitious $500 billion “Stargate” AI infrastructure project.

Trump was joined by SoftBank Group Corp.’s Masayoshi Son, OpenAI’s Sam Altman and Oracle Corp.’s Larry Ellison at the White House to announce the venture, dubbed Stargate, which they said would deploy $100 billion immediately with the goal of eventually spending $500 billion for the construction of data centers and physical campuses.

Bannon tore into Musk, revealing another fissure in the MAGA world over Trump's highly touted Stargate project.

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

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Elon Musk is already casting doubt on OpenAI’s new, up to $500 billion investment deal with SoftBank (SFTBY) and Oracle (ORCL), despite backing from his allies — including President Donald Trump.

SoftBank is reportedly in talks to invest as much as $25 billion into OpenAI in a deal that would make it the artificial intelligence firm’s largest backer.

Just about a week after the White House announced its new AI Stargate Project, two of the venture's biggest names may become even closer partners. SoftBank reportedly is looking to invest between $15 billion and $25 billion into OpenAI,

On the Tesla front, Musk said robotaxis with unsupervised Full Self Driving technology will begin picking up fares in Austin, Texas, beginning this June. “I’m confident we’ll release unsupervised FSD in California (this year), as well,” he said.

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.