AI’s knowledge should be all-encompassing and as far-reaching as possible. We build AI specifically to advance human comprehension and capabilities.
xAI is a leading company in artificial intelligence (AI) dedicated to accelerating human scientific discovery. Our mission is to build AI tools that assist researchers in solving complex challenges and developing new technologies. We are a company of engineers and problem solvers.
Our flagship product, Grok, is an advanced AI companion designed to provide accurate and helpful answers to a wide range of questions.
Colossus is our AI supercomputing facility located in South Memphis, designed to support the training of large-scale models like Grok. It is one of the most powerful computing clusters in the world, enabling rapid advancements in AI research across education, transportation, space, and more.
By 2026, xAI plans to equip this facility with 1 million GPUs (special computer chips) to enhance the speed and intelligence of our AI systems.

Grok is a free AI assistant designed by xAI to maximize truth and objectivity. Grok offers real-time search, image generation, trend analysis, and more.