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.

A Turkish court has banned Elon Musk’s AI chatbot Grok from operating in Turkey. The decision on Wednesday followed allegations that the chatbot posted offensive content about President Recep Tayyip Erdogan,