isitdeprecated.com
collectors 5/5 ok last sync state ok models 2,537 events 7,802

RETIRING IN 69 DAYS

Sunset scheduled for 2026-11-24, reported by a third-party catalog. The identifier still resolves today.

state=dying sunset=2026-11-24 days_remaining=69 severity=high sources=anthropic,litellm evidence_tier=endpoint confirmed_by_endpoint=anthropic documented_by_provider=false replacement=none corroborated=yes divergent_fields=none checked=2026-09-16 03:02Z

anthropic/claude-opus-4-5-20251101

Vendor: anthropic. Tracked by 2 of 5 sources.

What each source reports

SourceIDContext Max outIn $/Mtok Out $/MtokSunset
anthropic nativeclaude-opus-4-5-20251101200,00064,000———
litellmclaude-opus-4-5-20251101200,00064,000$5$252026-11-24
 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
mediumdeprecatedclaude-opus-4-5-20251101: deprecation announced for 2026-11-24 — in 95 days2026-08-21
mediumdeprecatedclaude-opus-4-5-20251101: retires 2026-11-24 (in 95 days)2026-08-21
lowmodifiedanthropic.claude-opus-4-5-20251101-v1:0: capabilities gained tool_search2026-08-12
lowmodifiedeu.anthropic.claude-opus-4-5-20251101-v1:0: capabilities gained tool_search2026-08-12
lowmodifiedglobal.anthropic.claude-opus-4-5-20251101-v1:0: capabilities gained tool_search2026-08-12
lowmodifiedus.anthropic.claude-opus-4-5-20251101-v1:0: capabilities gained tool_search2026-08-12
lowmodifiedclaude-opus-4-5-20251101: capabilities gained native_structured_output2026-07-14
lowmodifiedanthropic.claude-opus-4-5-20251101-v1:0: capabilities gained parallel_tool_use_config2026-07-02
lowmodifiedeu.anthropic.claude-opus-4-5-20251101-v1:0: capabilities gained parallel_tool_use_config2026-07-02
lowmodifiedglobal.anthropic.claude-opus-4-5-20251101-v1:0: capabilities gained parallel_tool_use_config2026-07-02
lowmodifiedus.anthropic.claude-opus-4-5-20251101-v1:0: capabilities gained parallel_tool_use_config2026-07-02
infomodified[source artifact — 5 providers changed identically on the same day] claude-opus-4-5-20251101: capabilities lost minimal_reasoning_effort2026-05-29
infomodified[source artifact — 5 providers changed identically on the same day] anthropic.claude-opus-4-5-20251101-v1:0: capabilities lost minimal_reasoning_effort2026-05-29
infomodified[source artifact — 5 providers changed identically on the same day] eu.anthropic.claude-opus-4-5-20251101-v1:0: capabilities lost minimal_reasoning_effort2026-05-29
infomodified[source artifact — 5 providers changed identically on the same day] global.anthropic.claude-opus-4-5-20251101-v1:0: capabilities lost minimal_reasoning_effort2026-05-29
infomodified[source artifact — 5 providers changed identically on the same day] us.anthropic.claude-opus-4-5-20251101-v1:0: capabilities lost minimal_reasoning_effort2026-05-29
lowmodifiedclaude-opus-4-5-20251101: capabilities gained output_config2026-05-28
lowmodifiedanthropic.claude-opus-4-5-20251101-v1:0: capabilities gained output_config2026-05-28
lowmodifiedeu.anthropic.claude-opus-4-5-20251101-v1:0: capabilities gained output_config2026-05-28
lowmodifiedglobal.anthropic.claude-opus-4-5-20251101-v1:0: capabilities gained output_config2026-05-28
lowmodifiedus.anthropic.claude-opus-4-5-20251101-v1:0: capabilities gained output_config2026-05-28