Model and API retirements

Within 30 days64Firm dates ahead558

64 within 30 days · 558 firm dates ahead

o1-mini retirement date and replacement

OpenAI API · Model · retired Oct 27, 2025 (retired)

Vendor page

Dates

Checked Nov 9, 2026 on OpenAI's page
RetiredOct 27, 2025 (retired)
AnnouncedApr 28, 2025
Replacemento4-mini
What it iso1-mini stopped answering on OpenAI API.
Sourcedevelopers.openai.com/api/docs/deprecations

Around the same time on OpenAI API

OpenAI
OpenAI APIModel

gpt-4o-audio-preview-2024-10-01

Stopped answering on OpenAI API.

retiredOct 10, 2025
OpenAI APIModel

gpt-4o-realtime-preview-2024-10-01

Stopped answering on OpenAI API.

retiredOct 10, 2025
OpenAI APIModel

text-moderation-007

Stopped answering on OpenAI API.

retiredOct 27, 2025
OpenAI APIModel

text-moderation-latest

Stopped answering on OpenAI API.

retiredOct 27, 2025
OpenAI APIModel

text-moderation-stable

Stopped answering on OpenAI API.

retiredOct 27, 2025