The company told workers to download employee tracking software on their personal computers, prompting privacy concerns from some staff.

We are aware of posts made by Grok and are actively working to remove the inappropriate posts,” Musk's company said.

Built using huge amounts of computing power at a Tennessee data center, Grok is Musk's attempt to outdo rivals such as OpenAI's ChatGPT and Google's Gemini in building an AI assistant that shows its reasoning before answering a question.

Makers of the chatbot program Grok apologized for "horrific behavior that many experienced" after users reported multiple antisemitic responses.

The Indian-origin head of infrastructure engineering at Elon Musk's artificial intelligence company xAI has resigned to join OpenAI.

The unusual behavior of Grok 4, the AI model that Musk's company xAI released late Wednesday, has surprised some experts.