The Pentagon has signed on to use Grok, the AI chatbot built by Elon Musk 's company xAI, as part of a new $200 million agreement that opens the door for its deployment across the federal government, ...

The Pentagon has signed a multi-million dollar deal to begin using Elon Musk's artificial intelligence chatbot, Grok, as part of a wider rollout of AI tools for government use, the Department of Defe...

Despite President Trump threatening to cut Elon Musk's companies off from government subsidies over their recent public feud, xAI says it already has a contract with the US Department of Defense.