Last updated: 18 May 2026
Elon Musk lost his $150 billion AI lawsuit against OpenAI, CEO Sam Altman, and co founder Greg Brockman on Monday. A California jury rejected all claims, ruling Musk waited too long to file his case, according to Decrypt and BeInCrypto reports from 1.2 and 1.4 hours ago.
Key Highlights
- Jury rejected all claims in Elon Musk OpenAI lawsuit.
- Verdict cited Musk waited too long to file claims.
- OpenAI, Sam Altman, Greg Brockman found not liable.
- Claims against Microsoft regarding OpenAI’s mission also rejected.
The Verdict Details
The trial, which began in April, stemmed from Musk’s 2024 lawsuit. He alleged OpenAI abandoned its nonprofit mission by shifting toward a commercial structure and deepening its relationship with Microsoft. Jurors found OpenAI, Altman, and Brockman not liable on all counts.
The jury determined Musk missed strict filing deadlines. Claims regarding duty violations tied to OpenAI’s nonprofit structure had a three year limit. Claims about improperly profiting from the organization had a two year limit, as reported by NBC News via Decrypt.
Musk co founded OpenAI in 2015 alongside Altman and Brockman. He left the company in 2018. OpenAI launched ChatGPT in 2022, igniting the generative AI race.
Legal Precedent and AI Development
This ruling sets a significant legal precedent for the AI industry. It clarifies the enforceability of founding intentions in quickly changing tech companies. The verdict effectively validates OpenAI’s shift from a pure nonprofit to a “capped profit” model.
This decision supports proprietary AI development over a strict open source mandate. Musk testified he supported OpenAI’s nonprofit structure because he believed advanced AI should serve the public good, not primarily drive profit.
OpenAI’s lawyers argued Musk’s lawsuit was motivated by competition. Musk launched his rival AI company, xAI, in 2023. During testimony, Musk acknowledged xAI partly used OpenAI models to help train Grok through a technique known as distillation.
Competition and Future Litigation
The jury decision clears one of the biggest legal threats facing OpenAI. This comes as competition in artificial intelligence intensifies. High profile witnesses included Microsoft CEO Satya Nadella and OpenAI co founder Ilya Sutskever.
This verdict does not end all legal disputes between Musk and OpenAI. OpenAI has a countersuit accusing Musk of using “bad faith tactics.” xAI has an antitrust lawsuit against OpenAI and Apple over iPhone AI integration. A separate xAI lawsuit accuses OpenAI of trade secret theft.
The Verdict’s Impact on AI Development Models
The Delaware jury’s decision reinforces a pragmatic view of AI development. It acknowledges that building
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