The brainchild of Elon Musk’s xAI company, Grok is a generative artificial intelligence chatbot that can answer questions and hold conversations, Famously, it features an “Unhinged” mode that typically answers in a very sweary, non-PC fashion.

Grok, the artificial intelligence (AI) chatbot embedded in X (formerly Twitter) and built by Elon Musk’s company xAI, is back in the headlines after calling itself “MechaHitler” and producing pro-Nazi remarks.

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

Discover Grok 4, the AI model redefining advanced reasoning and problem-solving. Explore its potential, challenges, and ethical implications.

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.