OpenAI API Models o4-mini-deep-research End of Life
Support dates and upgrade guidance — rebuilt from live data.
OpenAI API Models o4-mini-deep-research reached end of life on 23 Jul 2026. It no longer receives security fixes.
Support timeline
Official dates from the OpenAI API Models release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 2 Feb 2025 | 1y 7mo ago |
| Active support ended | 22 Apr 2026 | security fixes only after this |
| Deprecated support ended | 23 Jul 2026 | 2mo ago |
| Latest release | — | final |
Where to go from o4-mini-deep-research
Recommended target: OpenAI API Models gpt-6-astra.
The newest actively supported branch is OpenAI API Models gpt-6-astra (latest release ).
Frequently asked questions
Is OpenAI API Models o4-mini-deep-research still safe to use?
OpenAI API Models o4-mini-deep-research reached end of life on 23 Jul 2026, 56 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download OpenAI API Models o4-mini-deep-research?
Yes — the final release (o4-mini-deep-research) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade OpenAI API Models o4-mini-deep-research to?
Upgrade to OpenAI API Models gpt-6-astra, the newest actively supported branch.