Developers rejoice—OpenAI has just released two new open-weight models. Unlike most of OpenAI’s models, these new products ...

GPT-5 was originally expected to happen in the early part of the year, but Altman said in April that it would be delayed a ...

Despite the company's name, OpenAI hasn't dropped an open version of its AI models since GPT-2 in 2019. That changed on ...

Allen Institute for AI says OpenAI’s new open-weight models fall short of true transparency, renewing debate over what ...

The two new models from OpenAI are available under the Apache 2.0 license, a popular choice for open-weight models. With ...

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 ...

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

OpenAI released its first open-weight AI models in more than five years, and Amazon quickly said they will be available on ...

It’s the first such models it’s launched in over five years, as pressure in the US grows to respond to China’s dominance in ...

OpenAI is releasing a pair of open and freely available artificial intelligence models that can mimic the human process of ...

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

OpenAI is releasing models with open weights—but key details like architecture and training methods remain secret.