Grok 4: Inside Elon Musk’s Most Powerful (and Controversial) AI Chatbot Yet Grok 4 was unveiled on July 9, 2025 in a live stream on X, with Elon Musk calling it “the smartest AI in the world” and claiming it is “postgrad-level in every 28 July 2025 AI chatbot · Artificial Intelligence · Elon Musk · Grok · Technology Trends
