OpenAI announced that developers can now use ChatGPT o1-pro, its best and most expensive AI reasoning model yet.

OpenAI has introduced a refined brand identity, rolling out a new logo, typeface ... which Moeller said was designed to counter excessive “robotic precision” and enhance its human appeal.

A person holds a telephone displaying OpenAI s ChatGPT artificial intelligence logo. On Thursday, OpenAI hosted a livestream to introduce its new GPT-4.5 model. The most important thing to know ...

After introducing ChatGPT custom instructions a few months ago, OpenAI is upgrading the chatbot’s ability to remember things with a new conversation memory feature. With custom instructions ...