Microsoft declined to comment on the GPT-5 references in Copilot, and the company isn’t commenting on its new smart mode, ...

Starting today, paid users of ChatGPT, OpenAI’s AI chatbot front end, can bring GPTs into a conversation by typing “@” and selecting a GPT from the list.

Topline Artificial intelligence powerhouse OpenAI announced its latest chat model Thursday, starting a limited roll out of GPT-4.5, which OpenAI chief Sam Altman called a “giant” and ...

This will have a list of models. On the website, it may already say GPT-4o selected. But could also have GPT-4 or GPT-3.5. If GPT-4o doesn’t appear then you don’t have access to the model yet.

OpenAI has just released GPT-4.5, a new version of its flagship large language model. The company claims it is its biggest and best model for all-round chat yet. “It’s really a step forward ...