Fable 5's chain of thought has leaked, showing math-like shorthand, while its three-layer defense classifiers block most jailbreak attempts.

For years, physicists were stuck in trying to explain an important mathematical problem in physics. The right approach ended ...

As you progress through the Flower world in Chapter 5 of Deltarune, you’ll come across plenty of tricky puzzles, many of ...

OpenAI relaunched Codex as a separate desktop app in February. ChatGPT is about to get a lot more powerful. That's because ...

These short anomaly-detection puzzles are designed to illustrate how reasoning often depends on identifying inconsistencies ...

GPT-5.6 was already running in Codex for some users before OpenAI’s government-approved preview opened to partners. A ...

Looking for help with today's New York Times Pips? We'll walk you through today's puzzle and help you match dominoes to tiles ...