OpenAI says its new model, GPT-5.1, is much better at math and coding tests like AIME 2025 and Codeforces. It can explain ...

OpenAI has unveiled GPT-5.1, its latest flagship model, introducing two new intelligent modes — GPT-5.1 Instant and GPT-5.1 ...

OpenAI just released two GPT-5.1 AI models with new personality options, and they're rolling out first to paid ChatGPT users.

OpenAI has announced the release of GPT-5.1 with new features like six chat styles, tone adjustment sliders, and more.

OpenAI just released GPT-5.1, an apparently meaningful upgrade to its flagship ChatGPT models that’s rolling out today to ...

On Wednesday, OpenAI released GPT-5.1 Instant and GPT-5.1 Thinking, two updated versions of its flagship AI models now ...

OpenAI launches GPT-5.1 with two new variants, Instant and Thinking, aiming for warmer conversations and improved instruction ...