When researchers at Tsinghua University and other institutions built MMMU-Pro, they designed it to be nearly impossible to ...

OpenAI announced GPT-5.5, its latest AI model that is better at coding, using computers and pursuing deeper research capabilities. The launch comes just weeks after Anthropic unveiled Claude Mythos ...

OpenAI gave more than 8,000 GPT-5.5 party applicants 10x Codex rate limits through June 5, escalating its AI coding rivalry with Anthropic.

The new model ‘excels’ at tasks like writing and debugging code and doing work across different tools.

So when it comes to models that the general public can access, GPT-5.5 has retaken the crown for OpenAI, achieving the state-of-the-art across 14 benchmarks.

OpenAI released GPT-5.5 in May 2026, calling it the most capable AI model the company has ever built. The new model sits above GPT-4o and the earlier GPT-5 in OpenAI’s lineup, and the company is ...

OpenAI says its latest model offers increased capabilities across a broad variety of categories.

OpenAI has announced the release of GPT-5.5, the latest upgrade to the company's family of models powering its ChatGPT and Codex apps. OpenAI describes GPT-5.5 as better at multi-step work, claiming ...

OpenAI today launched Daybreak, an answer to Anthropic's Project Glasswing initiative and Mythos AI model. Like Glasswing, ...

Last week, OpenAI managed to stop ChatGPT from talking about goblins all the time. This week, there's a whole new model for ...

OpenAI has finally debuted the latest additions to its lineup of large language models (LLMs): GPT-5. The newest entries in the lineup include four different versions of the model, all of which are ...

GPT-5 will be free and will ship with mini and nano versions, sources told The Verge. OpenAI’s newest artificial intelligence model, GPT-5, is slated for release in early August. GPT-5 will be ...