Model and API retirements

Within 30 days64Firm dates ahead558

64 within 30 days · 558 firm dates ahead

Agent Builder retirement date and replacement

OpenAI API · Product · retires Nov 30, 2026 (in 21 days)

Vendor page

Dates

Checked Nov 9, 2026 on OpenAI's page
RetiresNov 30, 2026 (in 21 days)
AnnouncedJun 3, 2026
ReplacementNone named
What it isAgent Builder shuts down on OpenAI API.
Sourcedevelopers.openai.com/api/docs/deprecations

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