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 ...

Sam Altman says more major updates are coming to ChatGPT this year, but also notes that "hiccups and capacity crunches" will ...

OpenAI CEO Sam Altman shared a screenshot of GPT-5's response to the question, "what is the most the most thought-provoking ...

According to the latest GPT-5 leaks, ChatGPT's newest models could launch as soon as next week with context windows of up to ...

Microsoft is secretly testing new Copilot improvements internally. is a senior editor and author of Notepad, who has been ...

When ChatGPT first rose to popularity in November 2022, it was running on GPT-3.5. OpenAI then released GPT-4 in March 2023, ...

The CEO of OpenAI said he was testing GPT-5 recently and its speed scared him, likening it to the Manhattan Project.

OpenAI and NVIDIA launch open-weight AI models optimized for reasoning, available to developers worldwide at full scale.

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.

ChatGPT and other AI tools are having a massive effect in schools, commerce, science, medicine and, increasingly, in the ...

Since the release of GPT-2, OpenAI has steadily shifted toward a more closed and proprietary approach to its LLM development — until now. The recent release of open-weight models marks a notable ...