It is an increasingly familiar experience. A request for help to a large language model (LLM) such as OpenAI’s ChatGPT is promptly met by a response that is confident, coherent and just plain wrong.

Shortly after Hunter Lightman joined OpenAI as a researcher in 2022, he watched his colleagues launch ChatGPT, one of the fastest-growing products ever. Meanwhile, Lightman quietly worked on a team ...

A new program aims to teach them how AI works, by getting hands-on. “This new AI technology—it’s very interesting to learn how it works and understand it more,” says 10-year-old Luca, a young AI model ...

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The company built a cheaper, competitive chatbot with fewer high-end computer chips than U.S. behemoths like Google and OpenAI, showing the limits of chip export control. By Cade Metz and Meaghan ...

Growing up as an immigrant, Cyril Gorlla taught himself how to code — and practiced as if a man possessed. “I aced my mother’s community college programming course at 11, amidst periodically ...

Researchers are using various machine-learning strategies to speed up climate modelling, reduce its energy costs and hopefully improve accuracy. Climate scientist Tapio Schneider is delighted that ...

OpenAI’s latest artificial intelligence (AI) system dropped in September with a bold promise. The company behind the chatbot ChatGPT showcased o1 — its latest suite of large language models (LLMs) — ...

New research from Anthropic identifies model characteristics, called persona vectors. This helps catch bad behavior without impacting performance. Still, developers don't know enough about why models ...