But it could be the last release in OpenAI's classic LLM lineup.

Internally called Orion, GPT-4.5 is OpenAI’s largest model to date, and it’s first available through the company’s $200 monthly ChatGPT subscription.

The clean interface shows your conversation with GPT in a straightforward manner, hiding the chat history and settings behind the menu in the top right. There’s even an official ChatGPT app for ...

The next landmark version of OpenAI's ChatGPT could use GPT-5, but don't start assuming this will have any semblance of "AGI.

OpenAI CEO Sam Altman has announced that GPT-4.5 will "likely" begin rolling out to ChatGPT Plus subscribers "over a few days" rather than all at once. You'll just have to continue being patient.

On Wednesday morning, OpenAI announced via an X post that it began rolling out GPT-4.5 to ChatGPT Plus users. When first announced, OpenAI shared that the full rollout could take one to three hours.

This is a big week for generative AI, as OpenAI unveiled ChatGPT’s next big upgrade, GPT-4. The new AI software supports multimodal input, which means the chatbot can do more than just read text.

Let me start from the underlying foundation of this shortcut. S-GPT uses the new chat API released by OpenAI, which is more cost-efficient than the previous text completion API and can produce ...