Elon Musk has launched xAI’s Grok 4—calling it the “world’s smartest AI” and claiming it can ace Ph.D.-level exams and outpace rivals such as Google’s Gemini and OpenAI’s o3 on tough benchmarks

After sparking controversy for anti-Semitic social media posts, xAI's Grok AI is enabled on some Teslas via Summer Update 2025.26. Here's everything we know.

Billionaire Elon Musk announced that Grok, a generative artificial intelligence chatbot, will be available in Tesla vehicles starting next week "at the latest."

Musk's announcement comes hours after xAI debuted its latest flagship AI model, Grok 4. The 54-year-old discussed the recent innovation during a nearly hour-long livestream shared on xAI's X page, during which he did not mention the chatbot's integration into Tesla vehicles.

AI owner Elon Musk made some big claims about Grok’s capability, saying it was “better than PhD level in every subject.”

Elon Musk debuted Grok 4, saying it was capable of reasoning at "superhuman" levels and is "better than PhD level at everything."

In the ever-expanding universe of artificial intelligence, two major contenders have emerged in 2025, sparking debates among tech enthusiasts, creators, and curious minds alike. ChatGPT by OpenAI and Grok 4 by xAI.