claude-3-5-sonnet-20241022 retirement date and replacement
Claude API · Model · retired Oct 28, 2025 (retired)
Dates
Checked Sep 25, 2026 on Anthropic's page| Retired | Oct 28, 2025 (retired) |
|---|---|
| Announced | Aug 13, 2025 |
| Replacement | claude-sonnet-4-6 |
| Notice | Claude Sonnet 3.5 models |
| Source | platform.claude.com/docs/en/about-claude/model-deprecations |
Around the same time on Claude API
Anthropic- claude-3-5-sonnet-20240620Claude APIModelclaude-sonnet-4-611mo agoOct 28, 2025