TechnologyAdvice's Grant Harvey provides a deep dive on Grok 4, the "new" model from Elon Musk's AI company xAI.

YouTuber Ray Fernando took the dive and bought the $300 plan, testing its performance and comparing it to OpenAI’s nearest plan. He found its performance was impressive, pumping out long, detailed information about how to make money in niche areas, stocks to invest in, and freelance opportunities.

Elon Musk has launched xAI’s Grok 4—calling it the “world’s smartest AI” and claiming it can ace Ph.D.-level exams and outpace rivals such as Google’s Gemini and OpenAI’s o3 on tough benchmarks

The Echo Chamber jailbreak attack was described on June 23, 2025. xAI’a latest Grok-4 was released on July 9, 2025. Two days later it fell to a combined Echo Chamber and Crescendo jailbreak attack.

Discover how Claude 4 and Grok 4 compare in AI app development. Which model excels in efficiency, reliability, and integration? AI showdown

Elon Musk on Wednesday unveiled Grok 4, a new version of his X platform's AI chatbot. The update comes a day after the bot posted antisemitic content on the social media network. Musk introduced the new model in a livestream on X late Wednesday, calling Grok 4 "the smartest AI in the world."

While Pichai’s comment was short, it signals a rare moment of mutual recognition in an increasingly high-stakes and competitive sector.

A Deep Dive into the mind-blowing launch of Grok 4—the world's top AI model by xAI. Breaking down its massive implications for Tesla's FSD, robo-taxis,