OpenAI
CriticalVerified
API and model lifecycle · Mar 24, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
Primary official sources. Traceable record by record.Provider docs, changelogs and official announcements only
12primary source pages30verified eventsSep 1, 2026 – Sep 10, 2026 (UTC)
Inspect source registry Public information directory · tailored email service
UTC 2026-09-16 build snapshot, not live metrics. Date states can update; source verification timestamps do not.
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 days7Schedule migration
Over 90 days5Track and benchmark
Upcoming dated events14Includes today
No announced deadlines.
Browse historical and undated events; confirm current dates with official sources.
View all events0–30 days
Immediate
Inventory usage, nominate an owner and run replacement tests now.
8d leftSep 24, 2026
OpenAI
CriticalVerified
Model lifecycle · Sep 26, 2025
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
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
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
Legacy GPT, reasoning and image snapshots scheduled for shutdown
xAI
HighVerified
Model lifecycle and pricing · Sep 2, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
grok-imagine-image-quality retired with redirect to grok-imagine-image-2.0 with quality set to low
OpenAI
HighVerified
Platform capability · Jun 3, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
Agent Builder scheduled for shutdown
OpenAI
HighVerified
Platform capability · Jun 3, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
Evals platform scheduled for shutdown
OpenAI
HighVerified
Platform capability · Jun 3, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
Reusable prompts API scheduled for shutdown
OpenAI
CriticalVerified
Model lifecycle · Jun 2, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
Older GPT Image models scheduled for shutdown
OpenAI
CriticalVerified
Model lifecycle · Jun 11, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
Older GPT-5 and o3 snapshots scheduled for shutdown
>90 days
Long-range watch
Confirm ownership and monitor official date changes.
OpenAI
HighVerified
Platform capability · May 7, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
Self-serve fine-tuning job creation closes for active existing customers
OpenAI
CriticalVerified
Model lifecycle · Jul 20, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
Legacy audio, realtime, and transcription snapshots scheduled for shutdown
OpenAI
CriticalVerified
Model lifecycle · Aug 26, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
Transcription models scheduled for shutdown
Google Gemini
MediumVerified
Model lifecycle · Not announced
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
gemini-3.1-flash-lite has a stated shutdown window
Google Gemini
LowVerified
Model lifecycle · Not announced
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
