isitdeprecated.com
collectors 5/5 ok last sync state ok models 2,715 events 12,893

DEPRECATED

Retired 2025-07-21 — 436 days ago. Requests to this identifier are expected to fail. The provider names claude-sonnet-4-6 as the replacement.

state=dead sunset=2025-07-21 days_remaining=-436 severity=critical sources=docs evidence_tier=documentation confirmed_by_endpoint=false documented_by_provider=docs replacement=claude-sonnet-4-6 corroborated=single-source divergent_fields=none checked=2026-09-30 15:40Z

anthropic/claude-3-sonnet-20240229

Vendor: anthropic. Tracked by 1 of 5 sources.

What each source reports

SourceIDContext Max outIn $/Mtok Out $/MtokSunset
docsclaude-3-sonnet-20240229————2025-07-21
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-sonnet-202402292026-09-28
mediumremoved[one catalog only — docs still list it] anthropic.claude-3-sonnet-20240229-v1:0 is no longer listed by this source — calls to it are expected to fail2026-09-23
mediumremoved[one catalog only — docs still list it] apac.anthropic.claude-3-sonnet-20240229-v1:0 is no longer listed by this source — calls to it are expected to fail2026-09-23
mediumremoved[one catalog only — docs still list it] eu.anthropic.claude-3-sonnet-20240229-v1:0 is no longer listed by this source — calls to it are expected to fail2026-09-23
mediumremoved[one catalog only — docs still list it] us.anthropic.claude-3-sonnet-20240229-v1:0 is no longer listed by this source — calls to it are expected to fail2026-09-23
lowaddednew model claude-3-sonnet-202402292026-09-22
mediumremoved[one catalog only — litellm still list it] claude-3-sonnet-20240229 is no longer listed by this source — calls to it are expected to fail2026-09-01
criticaldeprecatedanthropic.claude-3-sonnet-20240229-v1:0: deprecation announced for 2026-07-30 (date already passed)2026-08-12
criticaldeprecatedapac.anthropic.claude-3-sonnet-20240229-v1:0: deprecation announced for 2026-07-30 (date already passed)2026-08-12
criticaldeprecatedeu.anthropic.claude-3-sonnet-20240229-v1:0: deprecation announced for 2026-07-30 (date already passed)2026-08-12
criticaldeprecatedus.anthropic.claude-3-sonnet-20240229-v1:0: deprecation announced for 2026-07-30 (date already passed)2026-08-12
criticaldeprecatedanthropic.claude-3-sonnet-20240229-v1:0: retires 2026-07-30 (13 days ago)2026-08-12
criticaldeprecatedapac.anthropic.claude-3-sonnet-20240229-v1:0: retires 2026-07-30 (13 days ago)2026-08-12
criticaldeprecatedeu.anthropic.claude-3-sonnet-20240229-v1:0: retires 2026-07-30 (13 days ago)2026-08-12
criticaldeprecatedus.anthropic.claude-3-sonnet-20240229-v1:0: retires 2026-07-30 (13 days ago)2026-08-12
infodeprecatedclaude-3-sonnet-20240229: retires 2025-07-21 (376 days ago)2026-08-01
lowaddednew model claude-3-sonnet-202402292026-08-01
mediumremoved[one catalog only — docs, litellm still list it] claude-3-sonnet-20240229 is no longer listed by this source — calls to it are expected to fail2026-08-01