Rhea Purohit in Vibe Check Was this newsletter forwarded to you? Sign up to get it in your inbox. Grok 4 is topping some big AI benchmarks. So why have the responses to it been so mixed? And how come ...

In a significant development for the tech community, Grok 4, a model developed by xAI, has reportedly been compromised for the first time. This breach has ...

The stolen API key allows interaction with at least 52 large language AI models (LLMs) that are in development at Musk's xAI, ...

When xAI launched Grok 4 last week, the company claimed the large language model outperformed several competitors on various benchmarks. However, the Grok ...

Grok 4 by xAI was released on July 9, and it's surged ahead of competitors like DeepSeek and Claude at LMArena, a leaderboard ...

Grok 4 is leading several notable benchmarks, narrowly beating seasoned players like OpenAI and Google. Since its launch, ...

According to an X post, xAI will be working with the US Department of Defense, and will make its products available to purchase via the General Services Administration.

When Elon Musk’s xAI unveiled Grok 4, the bold claim was that it would be a “maximally truth-seeking” artificial intelligence, smarter than most PhDs and able to tackle society’s most pressing debates ...

Researchers already jailbroke xAI's new Grok-4 model just two days after launch, using combined 'Echo Chamber' and 'Crescendo ...

The Echo Chamber jailbreak attack was described on June 23, 2025. xAI’a latest Grok-4 was released on July 9, 2025. Two days ...