Despite what its name suggests, OpenAI hadn’t released an “open” model—one that includes access to the weights, or the numerical parameters often described as the model’s brains—since GPT-2 in 2020.

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 ...

SUNNYVALE, Calif. & SAN FRANCISCO--(BUSINESS WIRE)--Cerebras Systems today announced inference support for gpt-oss-120B, OpenAI’s first open-weight reasoning model, now running at record-breaking ...

OpenAI CEO Sam Altman recently said the company plans to release an open source model more capable than any currently available. While he acknowledged the likelihood of it being used in ways some may ...