Musk OpenAI Trial Bombshells: 5 Revelations From Testimony That Could Decide the $150B Verdict

# Musk OpenAI Trial Bombshells: 5 Revelations From Testimony That Could Decide the $150B Verdict

> **Quick answer:** Three weeks of testimony in Musk v. OpenAI produced five explosive revelations: Musk demanded 90% equity at founding, his own company xAI used OpenAI's models to train Grok, Sam Altman testified he never promised to keep OpenAI nonprofit, a Brockman diary entry called that nonprofit pledge "a lie," and Shivon Zilis revealed Musk tried to recruit Altman to Tesla while still sitting on OpenAI's board. Closing arguments wrapped May 14, 2026. A verdict that could force OpenAI to disgorge up to $150 billion is expected in late May.

Closing arguments in Musk v. OpenAI concluded on May 14, 2026, in Oakland's U.S. District Court for the Northern District of California. The case asks whether OpenAI's shift from nonprofit to for-profit structure constitutes a breach of charitable trust — and whether Altman, Brockman, and Microsoft owe up to $150 billion back to the nonprofit entity as a result. But before the jury deliberates, let's recap what three weeks of bombshell testimony actually revealed.

## The 5 Most Explosive Revelations From the Trial

The Musk OpenAI trial bombshells testimony produced moments that shocked a courtroom full of legal observers, tech journalists, and AI industry watchers. These five revelations cut to the core of both sides' narratives — and at least one could define the verdict.

### Bombshell 1: Musk Wanted 90% of OpenAI — Then Wouldn't Budge Below 50%