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Elon Musk sues OpenAI, seeks $150 B damages

4/28/2026

34 8 Full Breakdown

Summary

Story summary

Elon Musk's lawsuit alleges OpenAI illegally turned its tax-exempt charity into a $157 billion for-profit firm.
The case was filed in federal court in Oakland, California, with trial and jury selection beginning Monday.
Musk’s team seeks up to $150 billion in damages, calculated from his nonprofit stake, with any award earmarked for the nonprofit arm.
OpenAI called the suit a harassment campaign, while Microsoft denied any collusion with OpenAI.

History

Historical Context

The U.S. Department of Justice filed an antitrust suit against Microsoft on May 18 1998, alleging illegal monopoly of Windows and its browser. After a 2002 settlement that required API sharing and oversight, the case became a benchmark for later challenges to tech dominance. Musk’s OpenAI lawsuit echoes those concerns as regulators now scrutinize AI firms.

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Story summary

Elon Musk's lawsuit alleges OpenAI illegally turned its tax-exempt charity into a $157 billion for-profit firm.
The case was filed in federal court in Oakland, California, with trial and jury selection beginning Monday.
Musk’s team seeks up to $150 billion in damages, calculated from his nonprofit stake, with any award earmarked for the nonprofit arm.
OpenAI called the suit a harassment campaign, while Microsoft denied any collusion with OpenAI.

1 / 2