OpenAI
o1-mini
☠ Dead
Yes. o1-mini was shut down on October 27, 2025. Requests to it fail.
Recommended replacement: o4-mini
Source: OpenAI deprecation page.
Is it still in your code?
Paste a file or a public GitHub repo URL into the scanner. It finds every model ID that is dead or dying, with the file and line, in your browser.
Scan my code for o1-mini and the rest →
Or one line in a terminal or in CI (fails if a dead ID is found): curl -sL https://lira-ia.github.io/model-check/check.py | python3 - . · GitHub Action