OpenAI gpt-3.5-turbo-0125 and gpt-4.1-nano (and their fine-tunes, babbage-002, davinci-002 fine-tunes): sunset date 2026-10-23
The sunset date for OpenAI gpt-3.5-turbo-0125 and gpt-4.1-nano is 2026-10-23, which is 13 days after 2026-10-10, the date this data was compiled.
- Provider
- OpenAI
- Category
- ai-model
- Sunset date
- 2026-10-23 (13 days remaining as of 2026-10-10)
- What stops working
- Requests to gpt-3.5-turbo, gpt-4.1-nano and the listed fine-tuned models fail after the shutdown date.
- Replacement
- gpt-5.6-terra (gpt-5.6-luna for gpt-4.1-nano)
Source
OpenAI API deprecations, developers.openai.com (printed as text, not linked). Read on 2026-10-10. Confirm the date on that page before acting.
Related sunsets
- OpenAI GPT-4 family (2026-10-23)
- OpenAI o1, o3-mini and o4-mini (2026-10-23)
- OpenAI gpt-image-1 (2026-10-23)