Checkmate: OpenAI's o3 swept Musk's Grok 4 in an AI chess showdown.

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy ...

ChatGPT-5 completed Pokémon Red in 6,470 steps, compared to 18,184 steps for GPT-o3 - but the best humans are still way ...

One of the few things many disliked about ChatGPT was the confusing number of models. OpenAI claimed GPT-5 would fix this, ...

Grok 4 made repeated blunders, while o3 played steady ...

Danny McGee puts the DJI O3 Air Unit to the test, analyzing image quality, range, latency, and overall flight performance.

GPT-5 Pro, GPT-5 Thinking, and o3 to analyze my code repository - and found surprising differences in detail, reasoning, and ...

In a way, AI models launder human responsibility and human agency through their complexity. When outputs emerge from layers ...

OpenAI’s o3 has defeated xAI’s Grok in a chess match that took place on Google’s Kaggle platform. But what does it prove?

David Jewitt at the University of California, Los Angeles, and his colleagues studied images from ground-based and ...

ChatGPT Plus users not only get an improved GPT-5 experience that lets you pick from a few use cases, you also get some older ...

OpenAI promised a one-model-fits-all future for ChatGPT. Instead, it backtracked—and the model choices are more confusing ...