OpenAI
gpt-5.1
⏳ 147 days left
Yes. gpt-5.1 is deprecated and shuts down on April 1, 2027, in 147 days.
Recommended replacement: gpt-6-sol
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 gpt-5.1 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