AI Policy & Regulation
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Microsoft CEO Satya Nadella testifies in Musk lawsuit against OpenAI leadership
May 11, 2026
AI Summary
Satya Nadella, CEO of Microsoft, testified in a federal trial concerning a lawsuit filed by Elon Musk against OpenAI's leadership. Musk alleges that OpenAI's executives violated their commitment to the nonprofit's mission, with Microsoft accused of complicity due to its significant investments in OpenAI.
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- Satya Nadella testified in the Musk v. Altman trial in Oakland, California, discussing Microsoft's partnership with OpenAI.
- Elon Musk's lawsuit claims OpenAI's leadership, including CEO Sam Altman and President Greg Brockman, breached their nonprofit commitments, with Microsoft named as a defendant for allegedly aiding this breach.
- Musk's concerns stem from Microsoft's over $13 billion investment in OpenAI, particularly a $10 billion investment in 2023, which he believes undermines OpenAI's charitable mission.
- Musk co-founded OpenAI in 2015 but left the board in 2018 after disagreements, later launching a competing AI company, xAI.
- OpenAI established a for-profit subsidiary after Musk's departure, attracting significant investments and raising its valuation to over $850 billion.
- In October, OpenAI announced a recapitalization that maintained its nonprofit status while allowing for-profit operations, with Microsoft holding a 27% stake valued at approximately $135 billion.
- The partnership between Microsoft and OpenAI has faced challenges, leading to a new agreement that allows OpenAI to limit revenue share payments and work with other cloud providers.
- Musk expressed concerns about the motivations of Microsoft in relation to OpenAI's nonprofit goals during his testimony.
microsoftelon muskopenailawsuitsatya nadella