OpenAI saved its biggest announcement for the last day of its 12-day “shipmas” event. On Friday, the company unveiled o3, the successor to the o1 “reasoning” model it released earlier in the year. o3 ...

During the 12 days of Shipmas, OpenAI unveiled its latest advancements in artificial intelligence with the announcement of the o3 model and its counterpart, the o3 Mini. These models improve reasoning ...

On the last day of OpenAI’s 12 days of ‘shipmas,’ the company unveiled its latest models, o3 and o3-mini, which excel at reasoning and even outperform o1 on a series of benchmarks, including math and ...

On Sept. 12, 2024, ChatGPT creator OpenAI introduced its first reasoning model known as o1, the first in the o-series of models. While GPT-4 excels at general language tasks, the o-series focuses ...

OpenAI is planning to ship an update to ChatGPT that will turn on the new o3 Pro model, which has more compute to think harder. ChatGPT currently offers o4-mini, o4-mini-high, GPT-4.5, GPT-4.1, ...

After nearly two weeks of announcements, OpenAI capped off its 12 Days of OpenAI livestream series with a preview of its next-generation frontier model. "Out of respect for friends at Telefónica ...

The news is a reversal from February announcements that said it would "no longer ship o3 as a standalone model." OpenAI surprised customers this week when CEO Sam Altman announced on X/Twitter that ...

UPDATE: Apr. 16, 2025, 2:18 p.m. EDT Now that the OpenAI livestream has ended, this article has been updated with the latest information about the o3 and o4-mini launch. OpenAI's o3 and o4-mini models ...

OpenAI has launched o3-pro, an AI model that the company claims is its most capable yet. O3-pro is a version of OpenAI’s o3, a reasoning model that the startup launched earlier this year. As opposed ...