OpenAI could double its market valuation through another round of funding, valuing the AI firm at $340 billion.

Advances from DeepSeek and Alibaba show we can democratize AI with faster models that are cheaper to produce and easier to use.

The o3-mini model can be used on the free tier of ChatGPT by selecting the "Reason" feature in ChatGPT, with rate limits similar to GPT-4o. Additionally, OpenAI has increased message limits for Plus ...

If you pay for ChatGPT, you now have access to o3-mini. The company's latest reasoning model is on-par with o1-mini in key categories, but improves speed and performance.

OpenAI released o3-mini, the latest and most cost-effective AI model in its reasoning series, and made it available via ChatGPT Free.

Chinese startup DeepSeek's artificial intelligence challenges major U.S. tech companies like Meta and OpenAI. Here's why.

The release caps a big week that also saw the OpenAI making announcements related to U.S. government work.

OpenAI has also made the new model available via several of its application programming interfaces. Developers can use the ...

OpenAI has launched a new 'reasoning' AI model, o3-mini, the successor to the AI startup's o1 family of reasoning models.

OpenAI just released o3-mini, a reasoning model that’s faster, cheaper, and more accurate than its predecessor.