OpenAI tts-1, tts-1-hd and gpt-4o-mini-tts snapshots: sunset date 2027-01-06
The sunset date for OpenAI tts-1, tts-1-hd and gpt-4o-mini-tts snapshots is 2027-01-06, which is 88 days after 2026-10-10, the date this data was compiled.
- Provider
- OpenAI
- Category
- ai-model
- Sunset date
- 2027-01-06 (88 days remaining as of 2026-10-10)
- What stops working
- Text-to-speech requests naming these model IDs fail after the shutdown date.
- Replacement
- gpt-realtime-2.1-mini
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 realtime and audio models (2027-01-20)
- OpenAI whisper-1 and transcribe models (2027-02-26)
- OpenAI gpt-image-1.5 and mini (2026-12-01)