On Thursday, OpenAI announced GPT-5 and three variants—GPT-5 Pro, GPT-5 mini, and GPT-5 nano—what the company calls its “best AI system yet,” with availability for some of the models across all ...

OpenAI hosted a longer-than-usual press event on Thursday to unveil GPT-5, the ChatGPT upgrade we've been waiting for. The new AI model brings performance improvements across reasoning and coding, and ...

When OpenAI released GPT-5.4 at the start of March, the company said the new model was designed primarily for professional work like programming and data analysis. Now OpenAI is launching GPT-5.4 mini ...

OpenAI today announced several big upgrades to ChatGPT and its GPT models, with some of the AI’s best features now available for free to all users and big upgrade that can use live video in your ...

The new GPT-5.5 Instant model will replace GPT-3.5 Instant as the default model for ChatGPT ...

GPT-5.5 lands seven weeks after the release of GPT-5.4, which arrived on March 5. OpenAI says the newest model “understands what you’re trying to do faster” and that it can “carry more of the work ...

This is what it looks like to select GPT-4o with a paid account. Credit: Mashable Screenshot / OpenAI The exciting news for ChatGPT users is that the GPT-4o model is becoming the new default model for ...

While ChatGPT has existed in various forms for some time, its true mainstream success began with the release of GPT-3 in 2020. Since then, ChatGPT has evolved significantly, both for better and worse.

GPT-5.5 Instant replaces the older default model with upgrades in reasoning, personalisation, and transparency features.