According to xAI’s blog, Grok 3 leverages Test-Time Compute at Scale (TTCS), a specific implementation of test-time scaling, to power its reasoning. This machine learning strategy enables the A.I. model to dynamically adjust computational resources, ensuring higher accuracy for complex queries while maintaining speed for simpler tasks.

Elon Musk's AI company, xAI, released its latest flagship AI model, Grok 3, on Monday, along with new capabilities in the Grok app for iOS and the web.

Elon Musk’s artificial-intelligence company xAI unveiled an improved version of its Grok chatbot and the model that powers it late Monday, marking his latest effort to catch up with established competitors including OpenAI.

Elon Musk revealed his new chatbot, Grok 3, on Monday. Maria Curi, tech policy reporter for Axios, joined CBS News to discuss the new product.

Elon Musk has launched Grok 3, claiming it to be the smartest and most sarcastic AI. It answers “almost anything”.

Elon Musk and xAI have developed a new artificial intelligence system that can create classic video games in less than 3 minutes.

Billionaire Elon Musk said on Saturday that his xAI's artificial intelligence chatbot and ChatGPT challenger Grok 3 would be released with a live demo at 8 p.m. Pacific time on Monday (0400 GMT on Tuesday).

Elon Musk’s startup xAI announced the Grok 3 AI models, which he claims are “the smartest AI on Earth.” The company posted the launch event video on February 18, 2025, demonstrating the AI’s ability to perform sophisticated reasoning.