The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some tasks) than its predecessors).
An Iowa man, Ivan Miller, 22, has been charged with three counts of aggravated murder in southern Utah.
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 ...
A Wisconsin teenager who killed his parents and stole their money to fund his plan to kill President Donald Trump has been sentenced to life in prison.
NotebookLM learned my movie taste better than streaming apps ...