All shutdown dates · Claude (Anthropic)
ANTHROPIC · MODEL
claude-3-5-sonnet-20240620 was shut down on 28 October 2025
SHUT DOWN28 October 2025
SINCE354 days ago
REPLACE WITHclaude-sonnet-5-5
Announced in: 2025-08-13: Claude Sonnet 3.5 models .
Anthropic lists 28 October 2025 as the date it shut down for claude-3-5-sonnet-20240620, with claude-sonnet-5-5 as the recommended replacement. Source: Anthropic's official deprecations page, checked 17 October 2026. Read the official page.
Checked against the official page on 17 October 2026 at 06:08 UTC
Announced in the same notice
| Shuts down | When | Model | Replace with | Source |
|---|---|---|---|---|
| 28 October 2025 | 354 days ago | claude-3-5-sonnet-20241022 | claude-sonnet-5-5 | Official |