Elon Musk threatened to sue Apple for favoring ChatGPT over Grok in the App Store — and now he has.

On Monday, Musk's AI company xAI officially filed a lawsuit against Apple as well as ChatGPT creator OpenAI over the two companies' business partnership.

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"This is a tale of two monopolists joining forces to ensure their continued dominance in a world rapidly driven by the most powerful technology humanity has ever created: artificial intelligence," reads the opening of xAI's lawsuit.

"Working in tandem, Defendants Apple and OpenAI have locked up markets to maintain their monopolies and prevent innovators like X and xAI from competing," the suit continues.

xAI's issue with Apple and OpenAI

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