In today’s episode of AI Deep Dive, we break down xAI’s major launch of Grok 4—its most powerful model yet—and the introduction of a premium subscription tier. We also explore Perplexity’s new AI browser, Comet, which aims to redefine how we navigate the web, and OpenAI’s rumored entry into the browser game. Finally, we examine Microsoft’s recent layoffs amidst growing AI-driven cost efficiencies and R&D investment, sparking critical questions about AI’s true impact on the future of work. It’s a packed episode of breakthroughs, battles, and big shifts.