Musk: new Grok training stack derived from Starlink's in-house engineering
elonmusk · x · 2026-11-10
Elon Musk revealed that SpaceX writes its own protocol headers and computes its own time (including leap seconds), and that the new Grok AI/SI training and inference stack is derived from the engineering work behind Starlink — a direct technical lineage from SpaceX infrastructure into xAI's model training stack.
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