Elon Musk-owned xAI is testing Grok 4.20, a new model update to Grok 4, which already competes with GPT-5 in some benchmarks, such as ARC-AGI 2. GPT-5 is one of the best models for coding, and it ...

A Mathematician with early access to XAI Grok 4.20, found a new Bellman function for one of the problems he had been working on with my student N. Alpay. Not an Erdős problem, but original research.

Grok 4 by xAI was released on July 9, and it's surged ahead of competitors like DeepSeek and Claude at LMArena, a leaderboard for ranking generative AI models. However, these types of AI rankings ...

xAI is preparing the rollout of Grok 4, which replaces Grok 3 as the new state-of-the-art model. Ahead of the rollout, testers on X have again spotted references to a few new Grok 4 models. One of the ...

Artificial Intelligence (AI) is becoming an integral part of daily life, including everyday calculations. But how well do these systems actually handle basic math? And how much should users trust them ...

Is Grok 4.2 the most intelligent coding model we’ve seen yet? With its release in January 2026, this AI powerhouse has already sparked conversations across the tech world. In this comparison, World of ...

During xAI’s launch of Grok 4 on Wednesday night, Elon Musk said — while livestreaming the event on his social media platform, X — that his AI company’s ultimate goal was to develop a “maximally truth ...

What if the future of app development wasn’t just about coding skills but choosing the right AI collaborator? In a rapidly evolving tech landscape, the battle between AI models like Claude 4 and Grok ...