isitdeprecated.com
collectors 1/5 ok (openrouter, litellm, gemini, anthropic) last sync state DEGRADED models 2,985 events 19,470

DEPRECATED

Retired 2026-10-23 — 8 days ago. Requests to this identifier are expected to fail. The provider names gpt-5.6-terra as the replacement.

state=dead sunset=2026-10-23 days_remaining=-8 severity=critical sources=docs,litellm evidence_tier=documentation confirmed_by_endpoint=false documented_by_provider=docs replacement=gpt-5.6-terra corroborated=yes divergent_fields=none checked=2026-10-31 05:09Z

openai/o4-mini

Vendor: openai. Tracked by 2 of 5 sources.

What each source reports

SourceIDContext Max outIn $/Mtok Out $/MtokSunset
docso4-mini————2026-10-23
litellmazure/eu/o4-mini200,000100,000$1.21$4.842026-10-23
endpoint = the provider's own machine-readable API, the strongest evidence. provider docs = the provider's own documentation, read by a model — first-party content, inferred reading. Unlabelled rows are third-party catalogs. Where sources disagree both values are shown rather than silently reconciled.

Change history

SeverityChangeWhat Detected
mediumremoved[one catalog only — docs, litellm still list it] openai/o4-mini is no longer listed by this source — calls to it are expected to fail2026-10-28
lowaddednew model azure/eu/o4-mini (200,000 ctx)2026-10-20
lowaddednew model azure/us/o4-mini (200,000 ctx)2026-10-20
highdeprecatedazure/eu/o4-mini: retires 2026-11-19 (in 30 days)2026-10-20
highdeprecatedazure/us/o4-mini: retires 2026-11-19 (in 30 days)2026-10-20
infodeprecatedo4-mini: deprecation announced for 2026-04-22 (date already passed)2026-10-17
infodeprecatedo4-mini: deprecation announced for 2026-04-22 (date already passed)2026-10-13
mediumremoved[one catalog only — docs, litellm, openrouter still list it] openrouter/openai/o4-mini is no longer listed by this source — calls to it are expected to fail2026-10-09
lowmodifiedopenrouter/openai/o4-mini: capabilities gained web_search2026-09-19
highdeprecatedazure/o4-mini: deprecation announced for 2026-11-19 — in 67 days2026-09-13
highdeprecatedazure/o4-mini: retires 2026-11-19 (in 67 days)2026-09-13
lowaddednew model openrouter/openai/o4-mini (200,000 ctx)2026-09-06
highdeprecatedazure/o4-mini: deprecation announced for 2026-10-16 — in 56 days2026-08-21
highdeprecatedazure/o4-mini: retires 2026-10-16 (in 56 days)2026-08-21
highdeprecatedo4-mini: deprecation announced for 2026-10-23 — in 72 days2026-08-12
infodeprecatedo4-mini: deprecation announced for 2026-04-22 (date already passed)2026-08-05
highdeprecatedo4-mini: retires 2026-10-23 (in 83 days)2026-08-01
lowaddednew model o4-mini2026-08-01
mediumremoved[one catalog only — docs, litellm, openrouter still list it] o4-mini is no longer listed by this source — calls to it are expected to fail2026-08-01
infomodified[source artifact — 6 providers changed identically on the same day] o4-mini: capabilities lost service_tier2026-06-27