Yes
I asked it to support edit for that feature all the way through the backend with a pleasing UI that fit my theme
tunesmith on Hacker News
one-shotted it in about ten minutes
In the thread “ChatGPT Pulse”, replying to this comment
Helped: Used Codex CLI to implement full feature with UI.
… So then gpt5-codex came out and allowed me to use it in codex cli with my existing member account. I asked it to support edit for that feature all the way through the backend with a pleasing UI that fit my theme. It one-shotted it in about ten minutes. …