AI models

Grok 4.20

by x.ai

model by SpaceXAI

0.87× in 7 days, from 34.1B to 29.8B tokens a week, faster than 28% of AI models.

Measured by Vela Breakout · as of Oct 10, 2026 · How we measure

20.4B84.6BAug 22Sep 7Sep 23Oct 10similar peersGrok 4.2029.8B

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