It is smart and fast; per-token speed matches 5.4 and it uses significantly fewer tokens per task. (opens in new tab)

It is smart and fast; per-token speed matches 5.4 and it uses significantly fewer tokens per task. In my experience, it "gets what to do". Rolling out today in ChatGPT and Codex. We are working with API customers on security and safeguards and plan to launch in API very soon.