ft-o4-mini-2025-04-16 retirement date and replacement
OpenAI API · Model · retires Oct 23, 2026 (in 29 days)
Dates
Checked Sep 25, 2026 on OpenAI's page| Retires | Oct 23, 2026 (in 29 days) |
|---|---|
| Announced | Apr 22, 2026 |
| Replacement | gpt-5.6-terra |
| Notice | Legacy GPT model snapshots |
| Source | developers.openai.com/api/docs/deprecations |
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