According to Foresight News, Musk's AI startup xAI has launched the artificial intelligence model Grok 4. Users are required to pay to access, with the normal version being $30/month and the Heavy version being $300/month. Disclaimer: The views in this article only represent the author's personal views and do not constitute investment advice of this platform. This platform does not make any guarantees for the accuracy, completeness, originality and timeliness of article information, nor is it liable for any losses caused by the use or trust in article information.