What they build
The Grok models, the supercomputers that train them, and the apps they power.
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Models and knowledge
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Compute and chips
The numbers, live and interactive
Colossus graphics processors, AI compute power, and xAI funding and valuation before the merger, from SpaceX filings and company posts. Hover any point for the exact figure. Free.
On October 22, 2026, SpaceXSI introduced its Partner Network, an official program for companies building products, solutions, and services with Grok, with Transformation Partners and Marketplace Partners after an early-access phase that included more than 130 companies.
In his words
MACROHARD or Digital Optimus is a joint xAI-Tesla project, coming as part of Tesla’s investment agreement with xAI.
Elon Musk (@elonmusk), Mar 11, 2026
In March 2026 Elon Musk described MACROHARD as a project shared by xAI, now SpaceXSI, and Tesla: Grok plans the work, and a Tesla-built agent carries it out on Tesla's AI4 chip.