Musk Companies Sue Apple and OpenAI, Allege Monopolistic Practices

iPhone users stand to lose as the tie-up between Apple and OpenAI allegedly increases prices and offers less features, said the lawsuit.

Tesla CEO Elon Musk looks on next to President Donald Trump talking to the media at the White House in Washington, on Mar. 11, 2025. Kevin Lamarque/Reuters

Elon Musk’s artificial intelligence (AI) startup xAI and its subsidiary X Corp. sued Apple and ChatGPT maker OpenAI on Monday, alleging monopolistic practices and illegal conspiracy to control the AI in smartphone devices.

The lawsuit, filed in federal court in Texas, features 10 claims altogether.