Elon Musk
@elonmusk
What are your initial impressions of Grok 4.20?
Major upgrades are still landing every week.
Testlabor@testerlabor· Mar 18, 2026Grok 4.20 is now officially out of Beta. It's now on Auto, Fast, Expert & Heavy.
04:11 PM · March 18, 2026 · 7.8M views
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