Both o3 and o4-mini models, released earlier this week, are only available to paying ChatGPT users at the moment.

After OpenAI put out an update to ChatGPT that led to the Studio Ghibli meme craze, I imagine somebody there saw how it took ...

In 27 months, OpenAI has captured the lion's share of the AI market, and it has managed to one-up itself with every product ...

OpenAI has launched a new API option, Flex processing, for cheaper, slower jobs that leverage its o3 and o4-mini reasoning AI ...

Ahead of o3 and o4-mini, OpenAI says it created a new system to block prompts related to risky biological and chemical ...

OpenAI launches groundbreaking o3 and o4-mini AI models that can manipulate and reason with images, representing a major ...

The reasoning systems are based on a technology called large language models, or L.L.M.s. To build reasoning systems, ...

On Wednesday, OpenAI announced the release of two new models—o3 and o4-mini—that combine simulated reasoning capabilities ...

ChatGPT maker OpenAI named members to its newly formed nonprofit commission on Tuesday, which will guide the company's ...

OpenAI says it could adjust its AI safety policy if a rival ships a high-risk model without safeguards. Critics say it's ...

OpenAI is reportedly developing its own social media platform. The Verge, which has broken the news, describes the project as ...

Following the recent launch of a new family of GPT-4.1 models, OpenAI released o3 and o4-mini on Wednesday, the latest ...