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Company profile

xAI

Grok, Colossus, and Elon Musk's frontier lab.

Focus
Frontier AI lab
Founded
2023
HQ
Palo Alto, CA · Memphis, TN

About xAI

xAI is Elon Musk's frontier AI lab, building the Grok family of models and distributing them through X (formerly Twitter) and the standalone Grok app and API. Its Memphis-based Colossus supercluster is one of the largest single-site GPU deployments in the world and a public argument that scale-first infrastructure is a moat.

Official sources

Primary — direct from xAI

xAI news — Grok updates, Colossus supercluster progress, and product moves — through founder Elon Musk.

On the roster

  • EM
    Elon Musk
    Founder · xAI
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ReportingAug 31, 2026 · TechCrunch AI · Kirsten Korosec

The Pentagon now has its own version of ChatGPT and Grok

Versions of OpenAI's ChatGPT and SpaceXAI's Grok will join Google's Gemini on the Pentagon's central portal for AI tools.

EM
Elon Musk · Founder

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