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 ...

OpenAI’s newest LLM, o3, is facing scrutiny after independent tests found it solved a far fewer number of tough math problems than the company first claimed. When OpenAI unveiled o3 in December, ...

OpenAI has a new reasoning model called o3-pro that the company says is its most intelligent yet. On Tuesday the ChatGPT maker announced o3-pro on X, sharing some details on its improvement over o3.

Anthropic, a smaller rival started by OpenAI defectors, has found runaway success with its programming agent, Claude Code.

OpenAI Releases o3-pro, an Upgrade to Its ‘Most Intelligent Model’ Your email has been sent Comparative evaluations Pass@1 accuracy and efficiency benchmarks 4/4 reliability benchmarks Limitations of ...

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’s o3: AI Benchmark Discrepancy Reveals Gaps in Performance Claims Your email has been sent The FrontierMath benchmark from Epoch AI tests generative models on difficult math problems. Find out ...

OpenAI is upping the ante in artificial intelligence reasoning with the launch of o3-pro today, claiming it’s the most advanced model of its kind. The o3-pro model is a more powerful version of the ...

First reported by TechCrunch, OpenAI's system card detailed the PersonQA evaluation results, designed to test for hallucinations. From the results of this evaluation, o3's hallucination rate is 33 ...

Checkmate: OpenAI's o3 swept Musk's Grok 4 in an AI chess showdown.