核验记录未满 30 天，并非实时检查；日期经过不代表关闭已确认。
变更内容
影响摘要
Anthropic deprecated Claude Sonnet 4.5 on Sep 30, 2026 and lists retirement on Nov 30, 2026 with replacement claude-sonnet-5-5.
之前Active (earliest retirement not sooner than September 29, 2026)
之后 / 替代claude-sonnet-5-5
受影响模型与系统
claude-sonnet-4-5-20250929迁移行动
建议下一步： Migrate from claude-sonnet-4-5-20250929 to claude-sonnet-5-5 before 2026-11-30. Requests after retirement fail.
来源与解读
API platform & regional scope
Anthropic Claude API · Direct developer platform; eligibility and regional restrictions are account-specific.
Not Bedrock / Vertex partner copies unless separately documented.
已审阅合并 · 2026-10-13。
未确认地区不默认全球适用。定时检查仅覆盖当前监测源列表。 来源检查
官方证据定位
Deprecation September 30, 2026; retirement November 30, 2026; replacement claude-sonnet-5-5. Partner platforms may differ.
行动 / 截止日期：需要复核 · 载明截止日期
本记录归类为官方公告，事实自提供商公开开发者文档整理。