Elon Musk Unveils Grok 4
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Grok 4 is xAI’s most advanced model yet, but early praise is clashing with old scandals and fresh tests of its limits.
On Wednesday night, Elon Musk unveiled xAI's latest flagship models Grok 4 and Grok 4 Heavy via livestream, just one day after the company's Grok chatbot began generating outputs that featured blatantly antisemitic tropes in responses to users on X.