Elon Musk has threatened Apple with legal action for what he perceives as overt favoritism towards OpenAI's ChatGPT app in its App Store rankings. In a series of posts on X on Monday, he wrote that Grok, the chatbot created by his own company xAI , was being unfairly penalized by the iPhone -maker.

"Apple is behaving in a manner that makes it impossible for any AI company besides OpenAI to reach #1 in the App Store, which is an unequivocal antitrust violation," Musk said . "xAI will take immediate legal action."

He went on to address Apple directly , asking "why do you refuse to put either X or Grok in your 'Must Have' section when X is the number one news app in the world and Grok is number five among all apps."

Grok is currently the No. 5 free app in the US App Store, but Musk

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