Elon Musk
@elonmusk
Try the new Grok 4.20 Heavy. It’s a major upgrade.
tetsuo@tetsuoai· 18 февр. 2026 г.🚨Grok 4.20 Heavy dropped for Heavy subscribers.
Big change under the hood: it now runs as a full team of 16 specialized agents that collaborate in real time on every single answer. All on the grok-4.20 architecture.
Here's the crew:
Grok - leads everything, coordinates and
18:49 · 18 февраля 2026 г. · 5,7 млн просмотров
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