xAI

private

AI Research

Elon Musk's AI company. Creator of Grok. Built Colossus — 100K H100 cluster in Memphis TN, operational August 2024. Targeting 1M GPUs.

Key Quotes

Elon Musk·CEO·2024-08-19

“The Memphis supercomputer (Colossus) is now live. It is the most powerful AI training system in the world.”

X (Twitter) post

Colossus Phase 1

H100

100,000 GPUs

operational

Colossus Phase 2

H200 + H100

200,000 GPUs (target)

deploying

Colossus Long-term

Mixed

1,000,000 GPUs (target)

announced

Nvidia

xAI received accelerated H100 deliveries due to Musk's relationship with Nvidia.

supply

AIGrokColossusprivateElon MuskLLMGPU