OpenAI
CriticalVerified
API and model lifecycle · Mar 24, 2026
Public preview · Automatic monitoring and email alerts are not enabled
Build snapshot for UTC 2026-09-03, not live metrics. JavaScript recalculates date states for the current UTC day; sources are not reverified.
Deadline radar
What breaks next.
Known future effective dates, sorted into an engineering action queue. Dates reflect the provider's public wording and may be earliest or tentative dates where noted.
Next 30 days2Immediate action
31–90 days1Schedule migration
Over 90 days3Track and benchmark
Upcoming dated events6Includes today
No announced deadlines.
Automatic monitoring is not active in this local demo. Browse historical and undated events.
View all events0–30 days
Immediate
Inventory usage, nominate an owner and run replacement tests now.
21d leftSep 24, 2026
OpenAI
CriticalVerified
Model lifecycle · Sep 26, 2025
4 legacy completion models reach shutdown
31–90 days
Plan this cycle
Budget migration work and create regression baselines.
OpenAI
CriticalVerified
Model lifecycle · Apr 22, 2026
Legacy GPT, reasoning and image snapshots scheduled for shutdown
>90 days
Long-range watch
Confirm ownership and monitor official date changes.
OpenAI
HighVerified
Platform capability · May 7, 2026
Self-serve fine-tuning job creation closes for active existing customers
Google Gemini
MediumVerified
Model lifecycle · Not announced
gemini-3.1-flash-lite has a stated shutdown window
Google Gemini
LowVerified
Model lifecycle · Not announced
