Elon Musk-owned xAI on Monday sued tech giants Apple and OpenAI over an alleged scheme to illegally dominate the artificial intelligence industry through a collaboration that equipped iPhones with AI tools.

Elon Musk’s xAI filed a lawsuit against Apple and OpenAI on Monday, accusing the companies of behaving like monopolies and claiming Apple deprioritized ChatGPT rivals like Grok in the App Store.

Mr. Musk’s artificial intelligence company, xAI, claimed that its Grok chatbot app was being artificially suppressed in Apple’s App Store.