REFERENCE · UPDATED DAILY
Claude (Anthropic) model shutdown dates
Which Claude (Anthropic) API models are being shut down, when, and what to move to. Taken from the official deprecations page.
Checked against the official page on 17 October 2026 at 06:08 UTC
Coming up (1)
| Shuts down | When | Model | Replace with | Source |
|---|---|---|---|---|
| 30 November 2026 | 44 days | claude-sonnet-4-5-20250929 | claude-sonnet-5-5 | Official |
Already shut down
| Shuts down | When | Model | Replace with | Source |
|---|---|---|---|---|
| 5 August 2026 | 73 days ago | claude-opus-4-1-20250805 | claude-opus-4-8 | Official |
| 15 June 2026 | 124 days ago | claude-sonnet-4-20250514 | claude-sonnet-5-5 | Official |
| 15 June 2026 | 124 days ago | claude-opus-4-20250514 | claude-opus-4-8 | Official |
| 20 April 2026 | 180 days ago | claude-3-haiku-20240307 | claude-haiku-4-5-20251001 | Official |
| 19 February 2026 | 240 days ago | claude-3-7-sonnet-20250219 | claude-sonnet-5-5 | Official |
| 19 February 2026 | 240 days ago | claude-3-5-haiku-20241022 | claude-haiku-4-5-20251001 | Official |
| 5 January 2026 | 285 days ago | claude-3-opus-20240229 | claude-opus-4-8 | Official |
| 28 October 2025 | 354 days ago | claude-3-5-sonnet-20241022 | claude-sonnet-5-5 | Official |
| 28 October 2025 | 354 days ago | claude-3-5-sonnet-20240620 | claude-sonnet-5-5 | Official |
| 21 July 2025 | 453 days ago | claude-3-sonnet-20240229 | claude-sonnet-5-5 | Official |
| 21 July 2025 | 453 days ago | claude-2.1 | claude-opus-4-8 | Official |
| 21 July 2025 | 453 days ago | claude-2.0 | claude-opus-4-8 | Official |
| 6 November 2024 | 710 days ago | claude-instant-1.2 | claude-haiku-4-5-20251001 | Official |
| 6 November 2024 | 710 days ago | claude-instant-1.1 | claude-haiku-4-5-20251001 | Official |
| 6 November 2024 | 710 days ago | claude-instant-1.0 | claude-haiku-4-5-20251001 | Official |
| 6 November 2024 | 710 days ago | claude-1.3 | claude-haiku-4-5-20251001 | Official |
| 6 November 2024 | 710 days ago | claude-1.2 | claude-haiku-4-5-20251001 | Official |
| 6 November 2024 | 710 days ago | claude-1.1 | claude-haiku-4-5-20251001 | Official |
| 6 November 2024 | 710 days ago | claude-1.0 | claude-haiku-4-5-20251001 | Official |
Questions
When will claude-sonnet-4-5-20250929 be shut down?
Anthropic lists 30 November 2026 as the shutdown date for claude-sonnet-4-5-20250929, with claude-sonnet-5-5 as the recommended replacement. Source: Anthropic's official deprecations page, checked 17 October 2026.