OpenAI announced Tuesday the launch of two open-weight AI reasoning models with similar capabilities to its o-series. Both are freely available to download from the online developer platform Hugging ...

On March 31, OpenAI cofounder and CEO Sam Altman announced on X that his company is working on a “powerful new open-weight language model,” and that it would be released in the coming months. It’s a ...

SAN FRANCISCO (Reuters) -OpenAI said on Tuesday it has released two open-weight language models that excel in advanced reasoning and are optimized to run on laptops with performance levels similar to ...

ChatGPT maker OpenAI made headlines this month with two major launches: the release of two so-called open weight models and the debut of the long-anticipated next generation Chat-GPT 5. While most of ...

The release of OpenAI’s first open model in years will be delayed until later this summer, CEO Sam Altman announced in a post on X on Tuesday. Altman said the open model would be released sometime ...

OpenAI is opening up again. The company’s release of two “open-weight” models—gpt-oss-120b and gpt-oss-20b—this month marks a major shift from its 2019 pivot away from transparency, when it began ...

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 ...