Model and API retirements

Within 30 days64Firm dates ahead558

64 within 30 days · 558 firm dates ahead

chatgpt-4o-latest retirement date and replacement

OpenAI API · Model · retired Feb 17, 2026 (retired)

Vendor page

Dates

Checked Nov 9, 2026 on OpenAI's page
RetiredFeb 17, 2026 (retired)
AnnouncedNov 18, 2025
Replacementgpt-5.1-chat-latest
What it ischatgpt-4o-latest stopped answering on OpenAI API.
Sourcedevelopers.openai.com/api/docs/deprecations

Around the same time on OpenAI API

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codex-mini-latest

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retiredFeb 12
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Shut down on OpenAI API.

retiredMar 26
OpenAI APIModel

gpt-4-0314

Shut down on OpenAI API.

retiredMar 26
OpenAI APIModel

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Shut down on OpenAI API.

retiredMar 26