Sam Altman and Elon Musk's feud escalated to a whole new level as the Tesla boss turned to his own AI chatbot to settle the debate. 'Who is more trustworthy,' a single question soon turned the Internet upside-down.

Elon Musk said Tuesday his social media platform X is working to fix its AI chatbot, Grok, after it sided with rival tech chief and OpenAI CEO Sam Altman in an ongoing dispute with Musk, who threatened to sue Apple on Monday night over allegations it favors OpenAI in its app store.