OpenAI just launched GPT 5.4 mini and nano models which are now live in the API, Codex, and ChatGPT with improved coding capabilities.
I tested GPT-5.4 Thinking, and it gave me great answers (until I dove deeper) ...
Kaitlin Vogel is a health journalist based in New York. Her work has appeared in a variety of publications, including Healthline, Eating Well, Parade, and more. Nick Blackmer is a librarian, ...