Elon Musk’s first day in court at the Ronald V. Dellums Federal Building in Oakland, California, set the tone for a showdown that feels as much like a high‑stakes tech duel as a legal battle. Musk, who poured millions into OpenAI believing it would stay nonprofit, now claims the company betrayed his trust by turning corporate.

The lawsuit hinges on whether Musk was deceived about OpenAI’s mission shift. He seeks to unwind the 2025 restructuring that moved nonprofit control into a new corporate arm, arguing the change violated the original charitable trust. OpenAI counters that Musk agreed to a for‑profit model to fund costly AI research.

Witnesses have revealed a web of internal emails and text exchanges that paint a picture of strategic maneuvering. A noted exchange between Musk and Meta’s Mark Zuckerberg hints at a coordinated effort to stall OpenAI’s corporate transition. The courtroom drama also raised the broader debate over AI safety and who should steer the technology.

With OpenAI’s president Greg Brockman slated to testify next week, the case will soon turn to technical witnesses like UC Berkeley’s Stuart Russell on AI safety. The trial’s outcome could redefine how nonprofit commitments are enforced in the AI sector and set a precedent for future corporate governance disputes.