OpenAI's newest model matches GPT-5.4's speed while outperforming it on nearly every benchmark. It's rolling out to paid ChatGPT users today.
OpenAI is capping off a busy week of announcements with the release of GPT-5.5, its latest model upgrade for ChatGPT and Codex. The company calls its new model “a new class of i ...
Learn prompt engineering with this practical cheat sheet covering frameworks, techniques, and tips to get more accurate and ...