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

Elon Musk’s AI company, xAI, has unveiled Grok 4, its latest and most powerful artificial intelligence (AI) model yet, claiming it now leads the field in

Grok 4 is leading several notable benchmarks, narrowly beating seasoned players like OpenAI and Google. Since its launch, Grok 4 has been dubbed the smartest model. Here’s a deep dive into what makes it stand out in a sea of LLMs.