OpenAI API Models o4-mini
Is OpenAI API Models o4-mini still supported?
Security fixes only
OpenAI API Models o4-mini only gets security fixes now, until Oct 23, 2026 (in 1 week). Active support (bug fixes) ended on Apr 22, 2026.
- Released
- Apr 16, 2025
- Active support ended
- Apr 22, 2026
5 months ago - End of life
- Oct 23, 2026
in 1 week - Aliases
- o4-mini-2025-04-16
- Recommended replacement
- GPT-5.6 Terra
Quick answers
- Is OpenAI API Models o4-mini still supported?
- Partly. OpenAI API Models o4-mini only gets security fixes now, until Oct 23, 2026 (in 1 week). Active support (bug fixes) ended on Apr 22, 2026.
- When is OpenAI API Models o4-mini end of life?
- OpenAI API Models o4-mini reaches end of life on Oct 23, 2026 (in 1 week). After that it gets no more updates, including security fixes.
- When was OpenAI API Models o4-mini released?
- OpenAI API Models o4-mini was released on Apr 16, 2025.
Other OpenAI API Models branches
All 91 →- GPT-5 Pro Deprecated support
- gpt-oss-120b Supported
- gpt-oss-20b Supported
- codex-mini-latest End of life
- o3 Deprecated support
- o3-pro Deprecated support
- o4-mini Deprecated support
- GPT-4.1 Supported
- GPT-4.1 Mini Supported
- GPT-4.1 nano Deprecated support
- chatgpt-image-latest Deprecated support
- GPT-Image-1 Deprecated support
- GPT-4o Mini Transcribe Deprecated support
Keep track
Official release policy · Checked 1 hour ago