Elon Musk’s artificial intelligence start-up xAI said its models are now available to federal agencies. The DOD said it awarded $200 million contracts to xAI as well as Google, Anthropic and OpenAI.

Elon Musk’s Grok AI chatbot has landed a $200 million contract with the United States Department of Defense (DOD) just a few days after it made a series of high-profile antisemitic outbursts. On Monday, the U.S. Chief Digital Artificial Intelligence ...

Elon Musk’s artificial intelligence company said its Grok chatbot had also undergone a code update that caused it to share antisemitic messages this week.

Discover Grok 4, the AI model redefining advanced reasoning and problem-solving. Explore its potential, challenges, and ethical implications.

Elon Musk has launched xAI’s Grok 4—calling it the “world’s smartest AI” and claiming it can ace Ph.D.-level exams and outpace rivals such as Google’s Gemini and OpenAI’s o3 on tough benchmarks

An amicus brief from the Electronic Frontier Foundation asks an appeals court to consider Watergate-era privacy protections and the pitfalls of bulk data disclosures in immigration enforcement.

Grok, the AI chatbot embedded in X called itself “MechaHitler” and produced Nazi remarks. How dow we avoid this in the future.

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