Use of ChatGPT, Claude and other large language models, or LLMs—what most people call "AI"—has surged since ChatGPT debuted publicly in 2022. Hundreds of millions of people now use these tools weekly, ...

At the core of these advancements lies the concept of tokenization — a fundamental process that dictates how user inputs are interpreted, processed and ultimately billed. Understanding tokenization is ...

By using AI to analyze more than 400,000 Reddit posts, Penn researchers have identified patient-reported symptoms associated with GLP-1s, the popular weight-loss and diabetes drugs semaglutide and ...

From cost and performance specs to advanced capabilities and quirks, answers to these questions will help you determine the ...

You don't have to speak Japanese to see the language and culture's influence on your favorite cars. It's what makes them so ...

Large language models (LLMs) aren’t actually giant computer brains. Instead, they are effectively massive vector spaces in which the probabilities of tokens occurring in a specific order is ...

Headlines abound on "any lawful use" of AI. What is the controversy? Why does it matter? I answer those crucial questions. An ...

Meta reports that Muse Spark achieves its reasoning capabilities using over an order of magnitude less compute than Llama 4 ...

The number and variety of test interfaces, coupled with increased packaging complexity, are adding a slew of new challenges.

AI systems label and score content before ranking. Annotation determines how you’re understood — and whether you compete at all.

An individual could potentially use an AI model or a combination of models to engineer a dangerous pathogen, launch autonomous cyberattacks on power grids or hospital networks, or create and ...