Claude 4.5 Sonnet and Grok 4.1 go head-to-head in nine tests covering logic, creativity, ethics and coding. Here’s the clear winner and why it matters.

BEIJING, CHINA - AUGUST 24: In this photo illustration, the logo of Grok is displayed on a smartphone screen with the xAI logo in the background on August 24, 2025 in Beijing, China. Elon Musk's xAI ...

We take a deep dive into the advantages and controversies of Grok, and what sets it apart from other generative AI chatbots. Barbara is a tech writer specializing in AI and emerging technologies. With ...

With all the AI news coming out each week, some of the more significant advancements can be hard to track. Grok 4 Fast is streamlined version of xAI's flagship Grok 4 model released back in July 2025.

xAI apparently lost a government contract after a tweak to Grok’s prompting triggered an antisemitic meltdown where the chatbot praised Hitler and declared itself MechaHitler last month. Despite the ...

When Elon Musk’s Grok AI chatbot began spewing out antisemitic responses to several queries on X last week, some users were shocked. But AI researchers were not. Several researchers CNN spoke to say ...

xAI made people’s conversations with its chatbot public and searchable on Google without warning — including a detailed plan for the assassination of Elon Musk and explicit instructions for making ...

Grok 4 can analyze real-time X chatter, market data and onchain flows to highlight potential altcoin moves. Social surges, exchange listing rumors, whale transactions and leverage spikes are among the ...

Grok 4 can help you turn crypto headlines into market moves. It filters news and analyzes sentiment to create effective trade signals. The AI crypto market is projected to expand from $3.7 billion in ...

Elon Musk isn't one to sit out a tech trend. In November 2023, he launched Grok, an AI chatbot created by his artificial intelligence startup, xAI. Musk, who co-founded OpenAI before departing in 2018 ...