<ul data-eligibleForWebStory="false"><li>Elon Musk's xAI has launched its latest AI model, Grok 4, claiming it to be the 'smartest AI in the world' with a PhD-level expertise across all subjects.</li><li>Grok 4 secured scores on various tests, like 25.4% on Humanity’s Last Exam and 16.2% on the ARC-AGI-2 test, outperforming other models.</li><li>The Grok 4 standard subscription plan starts at $30 per month, with a SuperGrok Heavy plan available at $300 per month, offering new tools and a multi-agent version.</li><li>The update comes after xAI had to remove inappropriate Grok 3 posts containing antisemitic comments, within 24 hours of the launch.</li></ul>

Elon Musk launches Grok 4 a day after antisemitism row: Check subscription prices and more

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