Built using huge amounts of computing power at a Tennessee data center, Grok is Musk's attempt to outdo rivals such as OpenAI ...

Elon Musk’s artificial intelligence company xAI issued a lengthy apology Saturday for a series of violent and antisemitic posts from its Grok chatbot this week, blaming a system update.

Elon Musk's startup xAI apologized Saturday for offensive published by its artificial intelligence assistant Grok this week, ...