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BEGIN:VEVENT
UID:retire-a230dcb073@changeintel
DTSTAMP:20261014T130000Z
DTSTART;VALUE=DATE:20261130
DTEND;VALUE=DATE:20261201
SUMMARY:Retirement: We announced the deprecation of the Claude Sonnet 4.5 m
 odel (claude-sonnet-4-5-20250929)\, with retirement on the Claude API sche
 duled for November 30\, 2026.
DESCRIPTION:Claude Platform release notes announced this retirement on 30 S
 ep 2026\; the deadline is 30 Nov 2026.\n\nChangeIntel: https://changeintel
 .xyz/lifecycle/retirements/we-announced-the-deprecation-of-the-claude-sonn
 et-4.5-model-a230dcb073\nAnnouncement: https://platform.claude.com/docs/en
 /release-notes/overview#september-30-2026
URL:https://changeintel.xyz/lifecycle/retirements/we-announced-the-deprecat
 ion-of-the-claude-sonnet-4.5-model-a230dcb073
CATEGORIES:Lifecycle
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:A retirement is 30 days away: We announced the deprecation of t
 he Claude Sonnet 4.5 model (claude-sonnet-4-5-20250929)\, with retirement 
 on the Claude API scheduled for November 30\, 2026.
TRIGGER:-P30D
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