X @Elon Musk
Elon Musk·2026-03-18 16:11
What are your initial impressions of Grok 4.20?Major upgrades are still landing every week.Testlabor (@testerlabor):Grok 4.20 is now officially out of Beta. It's now on Auto, Fast, Expert & Heavy. https://t.co/sQv1c7V6Uu ...