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 ...

Grok 4.2 has no memory, so each prompt needs full context; use reasoning traces and source priority for clearer results.

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 ...

Forbes contributors publish independent expert analyses and insights. Dr. Gerui Wang writes about AI, society, media, and culture. Grok 4’s focus on enhancing reasoning, including domain-specific ...

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 ...

I pushed eight free AI chatbots to their limits to find the best AI chatbots of 2026. To explore our top picks, check out ZDNET's chatbot-by-chatbot guide.