Gotta pay for all those GPUs somehow Comment For all the superlative-laden claims, OpenAI's new top model appears to be less of an advancement and more of a way to save compute costs — something that ...

Additionally, Pro and Team users can now use o3-pro in ChatGPT. The pricing for using o3-pro in the API will be 87% cheaper than o1-pro, and the price of o3 is also being cut by 80%.

OpenAI has launched GPT-5, its new flagship AI system. It features a unified architecture with adaptive reasoning to boost ...

OpenAI announced on Wednesday the launch of o3 and o4-mini, new AI reasoning models designed to pause and work through questions before responding. Meanwhile, o4-mini offers what OpenAI says is a ...

OpenAI's o3 and o4-mini models for ChatGPT have arrived. As expected, during a livestream event today, the ChatGPT maker released the newest versions of its reasoning models.

OpenAI on Friday launched a new AI "reasoning" model, o3-mini, the newest in the company's o family of reasoning models. "While o1 remains our broader general-knowledge reasoning model, o3-mini ...

OpenAI has unveiled a preview of its new o3 reasoning models, which, CEO Sam Altman said immodestly, begin the “next phase” of AI. The models, announced Friday, did so well on a prominent ...

According to OpenAI's system card, its newly-released reasoning models o3 and o4-mini have higher hallucination rates than o1, GPT-4o, and GPT-4.5, even though they're supposed to be better.

ChatGPT's o3 is OpenAI's best model to date because it features reasoning, and it might get even better in the next update. As spotted on X, OpenAI is testing a new "Alpha" variant of the o3 model ...