Satya Nadella Testifies He Never Heard a Word From Musk About Microsoft's OpenAI Deals

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Nadella Off the Stand. Musk's Case Just Got Harder.

Microsoft CEO Satya Nadella finished testifying Monday in federal court in Oakland, California, in the Musk v. Altman trial — and his message was blunt.

Musk never called. Never texted. Never raised a single concern to Nadella about whether Microsoft's investments in OpenAI violated any special terms or commitments.

Elon Musk is suing OpenAI, CEO Sam Altman, President Greg Brockman, and Microsoft — claiming the whole operation betrayed a charitable mission and that Microsoft aided and abetted that betrayal. But the CEO of the company he's accusing never heard from him.

The Money Trail

Microsoft has put more than $13 billion into OpenAI. A $1 billion stake in 2019. Another $2 billion in 2021. Then the largest investment — $10 billion in 2023, according to CNBC's trial coverage.

That $10 billion is what Musk says crossed the line. He testified last month that the sheer scale of it convinced him OpenAI was abandoning its nonprofit structure. "I was concerned they were really trying to steal the charity," Musk said from the stand.

Nadella sees it differently. He testified that Microsoft's investment was commercial from day one — not a donation, not charity. Microsoft gave OpenAI steep discounts on computing resources early on and expected marketing benefits in return. This was a business deal. Nadella said he was "very proud" Microsoft took the risk when, in his words, "no one else was willing" to bet on the young lab.

What the Coverage Is Missing

CNBC — the primary outlet covering this — framed Nadella's testimony mostly through the lens of Musk's grievances and the dramatic backdrop of Sam Altman's brief 2023 ousting. The more important story is the legal one.

Musk's entire theory of harm requires showing that Microsoft knew it was participating in a breach of charitable trust. But if the CEO of Microsoft testifies he never received a single concern from Musk — the man now claiming he was wronged — that's a direct hit to the "aiding and abetting" argument.

There's also a timing question worth asking: Musk launched his own AI company, xAI, after leaving OpenAI's board. Whether this lawsuit is about protecting charitable missions or protecting market position deserves scrutiny.

The Altman Ouster Connection

Nadella also testified about the chaotic November 2023 days when OpenAI's board briefly fired Altman, then reinstated him. Microsoft held no board seat but had $13 billion on the line. Nadella's role during that period is worth examining — and the trial is providing some of it.

What's clear: Microsoft is not a passive investor here. It is deeply embedded in OpenAI's operations, holds licensing rights to the technology, and has integrated OpenAI's models into its core products including Azure, Bing, and Copilot. Calling this a charitable gift, as Musk implies, strains credulity.

Broader Questions About Accountability

The governance question Musk raises deserves attention. When a nonprofit's commercial interests dwarf its charitable mission, the public has a right to ask whether the nonprofit designation is still honest. The IRS and state attorneys general should be examining this.

Microsoft funneling $13 billion into a single AI lab — while also controlling the computing infrastructure that lab runs on — raises real questions about concentrated power and accountability. A $13 billion investment with zero board oversight from Microsoft is a structure worth questioning.

Looking Ahead

Nadella's testimony cuts both ways. It weakens Musk's legal case — hard to prove Microsoft aided and abetted a betrayal when you never told Microsoft's CEO you thought there was a betrayal. But it doesn't resolve the bigger question of whether OpenAI's nonprofit structure is real or a legal fiction built around a $13 billion commercial empire.

OpenAI's technology is shaping hiring, healthcare, education, and national security. Whether it's accountable to a charitable mission or a corporate bottom line matters.

The trial continues. The question of who ultimately controls AI's most powerful lab — the public or its investors — remains unresolved.