Elon Musk's frontier generative AI startup xAI formally opened developer access to its Grok 4.1 Fast models last night and introduced a new Agent Tools API—but the technical milestones were ...

xAI has launched Grok Business and Grok Enterprise, positioning its flagship AI assistant as a secure, team-ready platform for organizational use. These new tiers offer scalable access to Grok’s most ...

During xAI’s launch of Grok 4 on Wednesday night, Elon Musk said — while livestreaming the event on his social media platform, X — that his AI company’s ultimate goal was to develop a “maximally truth ...

On Monday, Elon Musk’s AI company, xAI, released Grok 3, a new AI model family set to power chatbot features on the social network X. This latest release adds image analysis and simulated reasoning ...

Elon Musk-owned X launched Grok-2 and Grok-2 mini in beta today with improved reasoning. The new Grok AI model can now generate images on the X social network, though Grok access is currently limited ...