Overview

• Elon Musk said Apple’s refusal to place X and Grok in its editorial “Must Have” sections constitutes a clear antitrust violation and vowed immediate legal action.
• No formal court filing has been reported and Apple has remained silent on the dispute.
• Following OpenAI’s GPT-5 launch, xAI opened Grok 4 to free access for all users to bolster its App Store ranking.
• OpenAI CEO Sam Altman publicly disputed Musk’s allegations on X and challenged him to swear he has never manipulated the platform’s algorithm.
• Grok’s own responses endorsed concerns about Musk’s practices and a Kaggle tournament saw ChatGPT defeat Grok 4 in every chess match, intensifying scrutiny of their performance.