Microsoft CEO Satya Nadella took the stand within the Musk v. Altman trial on Monday, the place he testified that Elon Musk by no means contacted him with considerations that Microsoft’s investments in OpenAI had been in violation of any particular phrases or commitments.
Nadella, carrying a navy go well with with a blue tie, concluded his testimony in federal court docket in Oakland, California, after a number of hours of questioning. He answered questions concerning the early days of Microsoft’s strategic partnership with OpenAI, his understanding of the businesses’ relationship and his function through the chaotic few days when Sam Altman was briefly ousted as CEO of OpenAI.
Altman’s testimony is slated to start on Tuesday, in response to his legal professionals.
In 2024, Musk sued OpenAI, Altman, and the corporate’s president, Greg Brockman, alleging that they went again on their vow to guard the substitute intelligence firm’s nonprofit construction and comply with its charitable mission. Microsoft is called as a defendant within the lawsuit, as Musk accuses the corporate of aiding and abetting OpenAI’s purported breach of charitable belief.
Microsoft has been considered one of OpenAI’s main backers since 2019, years earlier than the corporate rocketed into the mainstream with the launch of its ChatGPT chatbot in late 2022. Microsoft’s greater than $13 billion value of investments in OpenAI, together with a $1 billion funding in 2019, a $2 billion funding in 2021 and $10 billion in 2023, have come up repeatedly over the course of the trial.
Nadella stated he was “very proud” that Microsoft took the danger to put money into OpenAI when “nobody else was keen” to wager on the fledgling lab.
Musk, who testified late final month, stated Microsoft’s $10 billion funding was the important thing tipping level that made him imagine OpenAI was violating its nonprofit mission. He testified that the size of the funding bothered him, and it prompted him to open a authorized investigation into OpenAI.
“I used to be involved they had been actually making an attempt to steal the charity,” Musk stated from the stand.
Nadella stated he didn’t imagine Microsoft’s investments in OpenAI had been donations, and that there was a transparent business ingredient to their partnership from the outset.
He stated through the partnership’s early years, Microsoft gave OpenAI sharp reductions on computing sources, and Microsoft believed it might reap advertising and marketing advantages from doing so.
Throughout a separate video deposition that was performed on Monday morning, Michael Wetter, a company improvement government at Microsoft, stated the corporate has acknowledged roughly $9.5 billion in income to this point by means of its partnership with OpenAI as of March 2025.
Musk co-founded OpenAI alongside Altman, Brockman and a handful of different executives and researchers in 2015. After various disagreements about OpenAI’s route, together with a failed effort to hitch it together with his automaker Tesla, Musk left the OpenAI board in 2018. He went on to launch a competing AI startup, xAI, which he merged with SpaceX earlier this yr.
OpenAI established a for-profit subsidiary within the months following Musk’s departure, which allowed the corporate to boost outdoors funding extra simply. Traders, together with Microsoft, have since poured billions of {dollars} into OpenAI’s for-profit arm, and the corporate’s valuation has swelled to greater than $850 billion.
In November 2023, Altman was briefly fired from his function at OpenAI after the board decided he had not been “not persistently candid in his communications.” He was reinstated days later, after an intense few days of negotiations.
Nadella stated he was “fairly stunned” by the board’s determination, and that his precedence was to try to work out how one can keep continuity for Microsoft clients. Instantly after Altman was eliminated, Nadella stated he made an effort to be taught extra about what occurred, including that he suspected jealousy and poor communication was at play.
Throughout conversations with OpenAI board members after the firing, Nadella stated he was merely making an attempt to grasp the language within the OpenAI’s assertion about Altman being “not persistently candid” whereas speaking with the board.
That language, Nadella stated, “simply did not type of suffice, as a result of that is the CEO of an organization that we’re invested in and we’re deeply partnered with, and so I felt that they may have defined to me what are the incidents or what’s the element behind it.”
There should have been situations of jealousy or miscommunication that would have justified pushing out Altman, Nadella stated. He wished extra depth from the board members after the comment about candor, however no such info was out there, he stated.
“It was type of beginner metropolis, so far as I am involved,” Nadella testified.
In October, OpenAI accomplished a recapitalization that cemented its construction as a nonprofit with an fairness stake in its for-profit enterprise. As a part of that announcement, Microsoft disclosed that it held a roughly 27% stake in OpenAI’s for-profit unit that was valued at round $135 billion.
Microsoft CEO Satya Nadella is questioned by Microsoft legal professional Jay Jurata throughout Elon Musk’s lawsuit trial over OpenAI’s for-profit conversion at a federal courthouse in Oakland, California, U.S., Could 11, 2026 in a courtroom sketch.
Vicki Behringer | Reuters
The connection between OpenAI and Microsoft has proven indicators of pressure in latest months, whilst each firms proceed to tout it as strategic and core to their companies. Late final month, the identical day that jury choice kicked off in Musk v. Altman, the businesses introduced a revamped partnership settlement that enables OpenAI to cap income share funds and serve clients throughout any cloud supplier.
OpenAI stated in a launch that the settlement aimed to “simplify our partnership and the best way we work collectively.”
Musk testified that he’s not totally in opposition to OpenAI having a for-profit unit, however he stated it grew to become “the tail wagging the canine.” He repeatedly accused Altman and Brockman of enriching themselves from a charity whereas additionally reaping the optimistic associations that come from working a nonprofit.
“Microsoft has their very own motivations, and that will be totally different from the motivations of the charity,” Musk stated from the stand. “All due respect to Microsoft, do you actually need Microsoft controlling digital superintelligence?”
Throughout a videotaped deposition proven in court docket final week, former OpenAI director Tasha McCauley recalled a dialogue with Nadella and her fellow board members after the 2023 determination to dismiss Altman as OpenAI’s CEO.
“To the most effective of my recollection, Satya wished to revive issues to as that they had been,” McCauley stated. The board members did not assume that was the correct transfer, she stated.
However as a court docket witness on Monday, Nadella stated he by no means demanded that the board reinstate Altman as OpenAI CEO.
OpenAI co-founder Ilya Sutskever is questioned by Elon Musk’s lawyer Steven Molo throughout Musk’s lawsuit trial over OpenAI’s for-profit conversion at a federal courthouse in Oakland, California, U.S., Could 11, 2026 in a courtroom sketch.
Vicki Behringer | Reuters
Musk lawyer Steven Molo confirmed Nadella screenshots of textual content messages Nadella had exchanged with Altman, Microsoft Chief Know-how Officer Kevin Scott and Microsoft President Brad Smith about potential candidates to hitch OpenAI’s board.
Amongst these named within the dialog had been Coinbase Chief Working Officer Emilie Choi, former Eventbrite CEO Julia Hartz, former Klein Perkins Caufield & Byers investor Bing Gordon, former Xerox CEO Ursula Burns, former Airbnb Chief Working Officer Belinda Johnson, former Human Rights Watch Chair Amy Rao, former San Francisco 49ers Chief Monetary Officer Cipora Herman, former Disney-ABC Tv Group President Anne Sweeney, former Netflix Chief Advertising Officer Leslie Kilgore, enterprise capitalist Maynard Webb, former LinkedIn CEO Jeff Weiner, former Gates Basis CEO Sue Desmond-Hellmann and former Alphabet director Diane Greene.
In 2015, Google purchased Greene’s firm Bebop, and he or she took over Google’s cloud division. In 2019, she left Google and the Alphabet board.
Nadella stated “no” in response to Altman’s textual content message relating to Greene taking an OpenAI board seat. On Monday, he stated that he was opposed as a result of Greene, on the time, was affiliated with Google or had been till not too long ago. Neither did he help proposing Gordon, who previously sat on Amazon’s board.
“I believed there have been going to be conflicts due to our main competitors with Google and with Amazon,” he stated.
Nadella stated that when he grew to become Microsoft’s CEO in 2014, Google had been its essential competitor in AI, following the search promoting firm’s acquisition of AI lab DeepMind.
OpenAI introduced the appointment of Desmond-Hellmann to its board in March 2024.
“I had identified her from the previous,” Nadella stated.
Molo additionally requested about an electronic mail Nadella had despatched in 2022 to Microsoft executives relating to phrases that will be favorable when collaborating with OpenAI.
“I do not wish to be IBM and OpenAI to be Microsoft,” Nadella wrote.
In 1980, IBM signed a non-exclusive settlement to distribute Microsoft’s DOS working system on IBM private computer systems. The deal allowed Microsoft to do enterprise round DOS with a number of different PC makers, main the software program to develop into pervasive. Later, Microsoft offered licenses of its Home windows working system to machine makers, cementing its function in info know-how.
“Ultimately Microsoft grew to be a way more outstanding and essential firm than IBM, right?” Molo requested.
“That is proper,” Nadella stated.
As of market shut on Monday, Microsoft’s market capitalization stood at $3 trillion, whereas IBM was value $210 billion.
OpenAI co-founder Sutskever takes the stand
After Nadella concluded his testimony, Ilya Sutskever, a former OpenAI co-founder and a famend AI researcher, was referred to as to the stand. Sutskever was carrying a blue button-down shirt, and he answered questions on his determination to hitch the corporate, his communications with Musk and his involvement in Altman’s ouster.
Sutskever used to work at Google, and he testified that the corporate supplied to pay him as a lot as $6 million a yr to try to maintain him from leaving for OpenAI. He was one of many staff who finally expressed considerations about Altman’s conduct to the board, partly as a result of he stated he felt “an excessive amount of possession” over the startup.
“I merely cared for it, and I did not need it to be destroyed,” Sutskever stated.
Bret Taylor, chairman of the board at OpenAI, adopted Sutskever on the stand. He defined OpenAI’s construction to the jury, and he additionally spoke concerning the “dire” interval when Altman was eliminated as chief government.
Taylor didn’t end his testimony earlier than proceedings concluded on Monday, so he will likely be again on the stand on Tuesday at 8:30 a.m. PT.
— CNBC’s Lora Kolodny contributed to this report.
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