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 ...

The Department of Defense’s Chief Digital and Artificial Intelligence Office has awarded contracts totaling nearly $800 ...

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 ...

Internal docs show xAI paid contractors to "hillclimb" Grok's rank on a coding leaderboard above Anthropic's Claude.

“China’s Kimi K2 is having its mini DeepSeek moment: it is now #14 on OpenRouter today, ahead of Grok 4 and GPT-4.1,” Deedy ...

As reported by TechCrunch, Grok 4 scored 25.4% on Humanity’s Last Exam without “tools,” outperforming Google’s Gemini 2.5 Pro ...

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

CEO Elon Musk’s year has felt more like a high-stakes reality show. The EV giant finally rolled out its Robotaxis, though not ...

Alibaba-backed startup Moonshot released on late Friday night its Kimi K2 model, touting performance that rivals many U.S.

Moonshot’s Kimi K2 AI model beats GPT-4.1 and Claude in coding benchmarks, offers open-source access, and slashes costs ...

Discover how Grok 4 AI redefines problem-solving with precision, but raises questions about accessibility and affordability ...