Elon Musk and xAI debut Grok 4 on X livestream

While OpenAI and Perplexity are busy turning browsers into hyperactive assistants and personal butlers, Elon Musk’s xAI has decided to join the AI arms race in typically flamboyant fashion. Enter Grok 4, launched today through a livestream on X, promising everything from advanced reasoning and code generation to meme interpretation and real-time data integration.

Grok 4 skips version 3.5 entirely and jumps straight to its latest form, trained on xAI’s Colossus supercomputer. Musk claims it delivers “scientist-grade” reasoning and has already outperformed Google’s Gemini 2.5 Pro and OpenAI’s o3 on reasoning benchmarks like Humanity’s Last Exam and ARC-AGI-2. In other words, Grok 4 is designed to do more than just chat — it wants to think, code, and maybe even drop a meme or two in your strategy deck.

The latest version comes with improved multimodal abilities, supporting text, images, and possibly video in future iterations. It can also interpret and generate memes, a nod to Musk’s belief that “memes are modern hieroglyphics.” Grok 4 also introduces a persistent personality feature, allowing it to remember past interactions for more personalized responses, and offers real-time web and X data access via DeepSearch.

Perhaps the most headline-grabbing addition is the new $300 per month “SuperGrok Heavy” tier, which provides early access to its most powerful multi-agent model and expanded capabilities. While the pricing might make some advertisers wince, it signals Musk’s confidence in xAI’s premium positioning.

As of July 9, 2025, Perplexity might be plotting with its $14 billion valuation and OpenAI might be busy building Trojan horses in browser form, but Musk’s xAI isn’t exactly short on ammo. By integrating Grok directly into X, xAI positions itself not just as another chatbot, but as a direct conduit between AI reasoning, real-time cultural trends, and social conversation.

Of course, this isn’t without its pitfalls. Grok has already sparked controversy with recent antisemitic outputs and other questionable content, forcing quick patches and retractions. Musk’s insistence on minimal censorship might resonate with some, but it raises real concerns about content safety and brand suitability — something marketers and media planners will watch closely.

If OpenAI’s upcoming browser aims to be the proactive concierge and Perplexity’s Comet wants to be the polite executive assistant, Grok 4 feels like the unpredictable party guest who might fix your code while dropping conspiracy jokes and referencing Pepe memes.

In an AI landscape already teeming with overlords, multitaskers, and chaos agents, xAI’s Grok 4 serves as a loud reminder that this race is far from just about IQ points or benchmarks; it’s also about personality, cultural fluency, and, apparently, meme literacy. Marketers, buckle up.