Apple software chief Craig Federighi will be taking part in xAI’s antitrust lawsuit against Apple and OpenAI over Grok’s treatment in the App Store, but Tim Cook seemingly won’t be.

X in the App Store.

X in the App Store.
In August 2025, Elon Musk’s xAI sued Apple and OpenAI, claiming that a partnership between the two affected Grok’s standings in the App Store. Specifically, Musk’s xAI accused Apple of bias in its App Store rankings, preventing Grok and X from getting the top spot in favor of ChatGPT.
As the antitrust lawsuit rolls on, it has now brought Apple SVP of Software Engineering Craig Federighi into the matter.