OpenAI / AI & LLM

OpenAI ft-o4-mini-2025-04-16 shutdown date

Fine-tuned model ft-o4-mini-2025-04-16 is removed on October 23, 2026.

5days left
Change
Shutdown
Effective
Oct 23, 2026
Announced
Apr 22, 2026
Replacement
gpt-5.6-terra
Source
platform.openai.com
Vendor's words
2026-04-22: Legacy GPT model snapshots. To improve reliability and make it easier for developers to choose the right models, we are deprecating a set of older OpenAI models. Access to these models will be shut down on the dates below. Shutdown date Model snapshot Substitute model October 23, 2026 gpt-3.5-turbo-0125 | gpt-3.5-turbo , gpt-3.5-turbo-completions gpt-5.6-terra October 23, 2026 gpt-4-0613 | gpt-4 , gpt-4-0…

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