Elon Musk
@elonmusk
Grok 4.20 Heavy (Beta 2) is extremely fast for deep analysis.
Beta 3 will have many fixes and functionality gains.
Artificial Analysis@ArtificialAnlys· 12. März 2026The Grok 4.20 Beta shows three major improvements over Grok 4:
➤ Our lowest ever hallucination rate on the AA-Omniscience evaluation. When Grok did not know the answer, it hallucinated an incorrect answer 22% of the time - this is the lowest hallucination rate of any model we
21:04 · 12. März 2026 · 5,4 Mio. Aufrufe
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