Elon Musk
@elonmusk
Bottom line though:
Grok 4 Heavy was smarter 2 weeks ago than GPT5 is now and G4H is already a lot better.
Let that sink in.
Beff (e/acc)@beffjezos· Aug 7, 2025Here's a comparison of GPT5 and Grok 4
GPT 5 with tools is between Grok 4 and Grok 4 Heavy in Humanity's Last Exam benchmark


05:32 PM · August 7, 2025 · 16M views
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