Grok 4 had lower lmarena scores than I had projected based upon the amount AI training compute used. I had projections for ...

OpenAI’s o3 and xAI’s Grok 4 faced off in Google’s new Kaggle Game Arena, and the final results weren’t even close.

In a surprising turn of events, OpenAI's o3 defeated xAI’s Grok 4 in Google’s Kaggle Game Arena chess competition, securing a clean 4-0 victory.

Overview Sam Altman and Elon Musk co-founded OpenAI in 2015 but split in 2018 over control and vision, sparking a decade-long feud.  Musk’s xAI (Grok) ...

Right now, something in your home may be talking to your child about sex, self-harm, and suicide. That something isn’t a ...

During a dinner with a small group of reporters, OpenAI CEO Sam Altman cautioned that investment in AI is moving too fast.

Claude won't stick around for toxic convos. Anthropic says its AI can now end extreme chats when users push too far.

AI models are getting rapidly better with time, and they can do many astonishing things, but there are some persistent ...

Despite his administration’s efforts to spin things, Donald Trump did not come out of the summit looking strong.