OpenAI’s new flagship GPT model is made for AI agents

GPT-5.4 is out now on ChatGPT (where it goes by the name GPT-5.4 Thinking) as well as on the OpenAI API and OpenAI’s coding ...

ChatGPT-5.4 is OpenAI’s fastest model yet — 7 prompts that show what it can really do

OpenAI’s new GPT-5.4 model promises stronger reasoning, better coding capabilities and the ability to handle longer, more ...