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DEPRECATED

Retired 2026-01-05 — 268 days ago. Requests to this identifier are expected to fail. The provider names claude-opus-4-8 as the replacement.

state=dead sunset=2026-01-05 days_remaining=-268 severity=critical sources=docs,litellm evidence_tier=documentation confirmed_by_endpoint=false documented_by_provider=docs replacement=claude-opus-4-8 corroborated=yes divergent_fields=none checked=2026-09-30 15:40Z

anthropic/claude-3-opus-20240229

Vendor: anthropic. Tracked by 2 of 5 sources.

What each source reports

SourceIDContext Max outIn $/Mtok Out $/MtokSunset
docsclaude-3-opus-20240229————2026-01-05
litellmanthropic.claude-3-opus-20240229-v1:0200,0004,096$15$75—
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
lowaddednew model claude-3-opus-202402292026-09-28
mediumremoved[one catalog only — litellm still list it] claude-3-opus-20240229 is no longer listed by this source — calls to it are expected to fail2026-09-23
mediumremoved[one catalog only — docs, litellm still list it] claude-3-opus-20240229 is no longer listed by this source — calls to it are expected to fail2026-09-23
lowaddednew model claude-3-opus-202402292026-09-22
mediumremoved[one catalog only — litellm still list it] claude-3-opus-20240229 is no longer listed by this source — calls to it are expected to fail2026-09-18
infodeprecatedclaude-3-opus-20240229: deprecation announced for 2026-01-05 (date already passed)2026-08-12
infodeprecatedclaude-3-opus-20240229: retires 2026-01-05 (208 days ago)2026-08-01
infodeprecatedclaude-3-opus-20240229: retires 2026-05-01 (92 days ago)2026-08-01
lowaddednew model claude-3-opus-202402292026-08-01
mediumremoved[one catalog only — docs, litellm still list it] claude-3-opus-20240229 is no longer listed by this source — calls to it are expected to fail2026-08-01