Unexpected status 400 Bad Request: 'arcticfox' model not supported with ChatGPT account
Resolved 💬 2 comments Opened Nov 19, 2025 by vuyelwadr Closed Nov 20, 2025
💡 Likely answer: A maintainer (etraut-openai, contributor)
responded on this thread — see the highlighted reply below.
I'm using OpenAI Codex (v0.59.0-alpha.15). The model autochanged to 'arcticfox high', but now it says "unexpected status 400 Bad Request: {"detail":"The 'arcticfox' model is not supported when using Codex with a ChatGPT account."}"
2 Comments
Please update to the released version (0.59.0). Does that fix the issue?
it did indeed thanks!