Electric vehicle maker Tesla has endured a rocky year, but investors and fans' curiosity was piqued anew this week when CEO Elon Musk claimed Grok was "coming to Tesla vehicles very soon." Musk's other ventures,

Elon Musk’s artificial intelligence start-up xAI says it is in the process of removing "inappropriate" posts by Grok on X, the social media site formerly known as Twitter, after users pointed out the chatbot repeated an antisemitic meme and made positive references to Hitler.

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.