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.

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

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

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

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.