Elon Musk and xAI employee announced on Wednesday night the launch of the startup's next flagship AI model, Grok 4.

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.

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