By Krystal Hu and Shivani Tanna (Reuters) -ChatGPT maker OpenAI is in early-stage discussions about a stock sale that would ...

OpenAI is in early talks about a potential sale of stock for current and former employees at a valuation of about $500 ...

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

OpenAI on Tuesday released two new artificial intelligence (AI) models that can be downloaded for free and altered by users, ...

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

ChatGPT maker OpenAI has launched two new "open" artificial intelligence (AI) models that can be customised and run locally ...

Discover OpenAI’s Horizon, the open-weight AI model with 256,000 tokens, redefining innovation and sparking debates in the AI ...

The company unveiled two new open-weight language models, gpt-oss-120b and gpt-oss-20b, marking its first public release of ...

The US General Services Administration approves OpenAI's ChatGPT, Google's Gemini, and Anthropic's Claude for federal use, ...

ChatGPT maker OpenAI is reportedly exploring a secondary stock sale that could value the artificial intelligence company at ...

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 ...

The companies will see their AI tools offered via a new federal contracting platform, the Multiple Award Schedule (MAS), ...