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

xAI’s latest frontier model, Grok 4, has been released without industry-standard safety reports, despite the company’s CEO, Elon Musk, being notably vocal about his concerns regarding AI safety.

Elon Musk’s xAI released the long-awaited Grok 4. And from our perspective, it likely marked the moment AI officially shifted into a higher gear. In the span of just a few months, xAI went from Grok 3 ...

Grok 3 shared several inflammatory responses on X, days before the launch of Grok 4. xAI added public system prompts on Sunday to encourage the bot to make "politically incorrect" claims.

Elon Musk-funded xAI is skipping Grok 3.5 and releasing Grok 4 after Independence Day in the United States, and it could be the best model from the company. Grok 3.5 was originally supposed to be ...

Last week, Grok, the chatbot from Elon Musk’s xAI, replied to a user on X who asked a question about political violence. It said more political violence has come from the right than the left ...

Mollick said that while Grok 3 is a solid model, OpenAI maintains a strong advantage in industry partnerships and enterprise adoption. "I don't know if Grok has a big opening," he wrote.

Elon Musk has confirmed that the Grok language model from xAI will be launched on July 9 at 8PM PT. This announcement follows a prior mention of the model being unveiled shortly after July 4.

Grok 4 is poised to establish new benchmarks in AI reasoning, building upon the remarkable performance of Grok 3, which achieved scores of 93.3% on AIME 2025 and 84.6% on GPQA.