Sam Altman said that OpenAI's new GPT-oss, comprising a 120b and 20b version, is the "best and most usable open model in the ...

ChatGPT reaches 700 million weekly users as OpenAI prepares to launch GPT-5 with integrated reasoning capabilities in August ...

And while these two models don't represent the push into the era of GPT-5, OpenAI chief Sam Altman has teased that even more announcements are on the horizon, so it's likely that the next-generation ...

PT-OSS is OpenAI’s first open-weight model in six years. OpenAI is releasing a new open-weight model dubbed GPT-OSS that can be downloaded for free, be customized, and even run on a laptop.

In a major shift, the company is “open sourcing” two A.I. systems, freely sharing the technology with outside researchers and ...

By lowering barriers to access and enabling customization, GPT‑OSS opens new doors for startups, researchers, and ...

ChatGPT is projected to hit 700 million weekly users, a 4x increase from last year. OpenAI credits its success to feature ...

In a major shift, OpenAI has released two new open-weight AI models called gpt-oss-120b and gpt-oss-20b since the release of ...

OpenAI released two open-weight language models Tuesday that deliver performance matching its commercial offerings while ...

For the first time in five years, OpenAI has released two new free and open-source AI models that are lightweight and ...

That's not for want of trying. The Information also reports that the first attempt to create GPT-5, codenamed Orion, was ...

The larger model, gpt-oss-120b, achieves near parity with OpenAI’s o4-mini on reasoning tasks and can run on a single 80 GB ...