It describes GPT-4.5 as a research preview and not a frontier model. Later this year, OpenAI expects to introduce GPT-5 as a single that handles quick chat requests and more intensive reasoning ...

Others expressed concern that GPT-4 still pulls information from a database that lacks real-time or up-to-date information, as it was trained on data up to August 2022.

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 “expensive ...

OpenAI will soon retire GPT-4, an AI model it launched over two years ago, from ChatGPT, according to a changelog posted on Thursday. Effective April 30, GPT-4 will be “fully replaced” by GPT ...

OpenAI’s GPT-4o is faster and will be available to all ChatGPT users. It comes alongside other ChatGPT features being made free to all. The new model is “much faster” than GPT-4.