x.ai is an artificial intelligence company founded in 2023 with the stated mission of accelerating humanity's scientific understanding of the universe. The company was initiated by Elon Musk and built around a team of researchers and engineers working across offices in Palo Alto, Seattle, San Francisco, Tennessee, and London.
The company's primary product is Grok, a conversational AI assistant integrated with the X platform, giving it access to real-time information. Grok is modelled on the tone of The Hitchhiker's Guide to the Galaxy, designed to respond with wit alongside substantive answers. Beyond the consumer-facing product, x.ai's stated technical ambitions extend to foundational language model research and the application of AI to scientific discovery.
The technical domains the company operates across include large language models, natural language processing, real-time information integration, and AI systems engineering. Internally, the company emphasises first-principles reasoning and rapid iteration as working methodologies. The team composition skews toward researchers and engineers, reflecting the dual focus on applied product development and longer-horizon AI research.