<ul data-eligibleForWebStory="true"><li>Elon Musk introduced Grok 4, claiming it's the 'smartest AI in the world.'</li><li>Grok 4 includes single-agent reasoning model and multi-agent Grok 4 Heavy.</li><li>Boasts benchmarks surpassing OpenAI o3 and Google Gemini, but controversies surrounding Grok persist.</li><li>Grok 4 offers tool integration, reasoning skills, and unique features like voice mode.</li></ul>

Elon Musk introduced Grok 4 last night, calling it the ‘smartest AI in the world’ — what businesses need to know

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