Editor’s note: This is the first story in a two-part series on the use of foundation models in the medtech industry. The second story will be published on Tuesday. More medical device companies are ...

OpenAI just did something it hasn’t done in years: it released open-source language models. The last time this happened was with GPT-2 back in 2019. Now, we’ve got two new ones: gpt-oss-120b and ...

Step aside, LLMs. The next big step for AI is learning, reconstructing and simulating the dynamics of the real world. Barbara is a tech writer specializing in AI and emerging technologies. With a ...

Forbes contributors publish independent expert analyses and insights. In the first U.S. election cycle in which AI-powered chatbots were in major use, large language models weren’t just answering ...

Custom Model Assets Are Growing Custom Model Portfolios: What They Are and How They Work How to Customize Portfolio Allocation Models Do’s and Don’ts of Customizing Asset-Allocation Models Our Top ...

Mr. Witt is the author of “The Thinking Machine,” a history of the A.I. company Nvidia. He lives in Los Angeles. Dec. 20, 2025 When OpenAI released the pioneering artificial intelligence chatbot ...