2026-10-12 04:22 UTC · anthropic/model-deprecations · live page
Summary by fallback. It may be wrong; the diff below is what actually changed. Raw: e88c58f806-anthropic-model-deprecations.diff · commit e88c58f806
diff --git a/snapshots/anthropic/model-deprecations.md b/snapshots/anthropic/model-deprecations.mdindex 45e3311..e6fb798 100644--- a/snapshots/anthropic/model-deprecations.md+++ b/snapshots/anthropic/model-deprecations.md@@ -82,4 +82,5 @@ Current and recently retired models are listed in the following table with their | claude-sonnet-4-20250514 | Retired | April 14, 2026 | June 15, 2026 | | claude-3-7-sonnet-20250219 | Retired | October 28, 2025 | February 19, 2026 |+| claude-haiku-5-5 | Active | N/A | Not sooner than October 7, 2027 | | claude-haiku-4-5-20251001 | Active | N/A | Not sooner than October 15, 2026 | | claude-3-5-haiku-20241022 | Retired | December 19, 2025 | February 19, 2026 |@@ -116,5 +117,5 @@ On April 14, 2026, Anthropic notified developers using Claude Sonnet 4 and Claud | Retirement date | Deprecated model | Recommended replacement | |---|---|---|-| June 15, 2026 | `claude-sonnet-4-20250514` | `claude-sonnet-4-6` |+| June 15, 2026 | `claude-sonnet-4-20250514` | `claude-sonnet-5-5` | | June 15, 2026 | `claude-opus-4-20250514` | `claude-opus-4-8` | @@ -147,5 +148,5 @@ On October 28, 2025, Anthropic notified developers using Claude Sonnet 3.7 model | Retirement date | Deprecated model | Recommended replacement | |---|---|---|-| February 19, 2026 | `claude-3-7-sonnet-20250219` | `claude-sonnet-4-6` |+| February 19, 2026 | `claude-3-7-sonnet-20250219` | `claude-sonnet-5-5` | ### 2025-08-13: Claude Sonnet 3.5 models@@ -157,6 +158,6 @@ On August 13, 2025, Anthropic notified developers using Claude Sonnet 3.5 models | Retirement date | Deprecated model | Recommended replacement | |---|---|---|-| October 28, 2025 | `claude-3-5-sonnet-20240620` | `claude-sonnet-4-6` |-| October 28, 2025 | `claude-3-5-sonnet-20241022` | `claude-sonnet-4-6` |+| October 28, 2025 | `claude-3-5-sonnet-20240620` | `claude-sonnet-5-5` |+| October 28, 2025 | `claude-3-5-sonnet-20241022` | `claude-sonnet-5-5` | ### 2025-06-30: Claude Opus 3 model@@ -180,5 +181,5 @@ On January 21, 2025, Anthropic notified developers using Claude 2, Claude 2.1, a | July 21, 2025 | `claude-2.0` | `claude-opus-4-8` | | July 21, 2025 | `claude-2.1` | `claude-opus-4-8` |-| July 21, 2025 | `claude-3-sonnet-20240229` | `claude-sonnet-4-6` |+| July 21, 2025 | `claude-3-sonnet-20240229` | `claude-sonnet-5-5` | ### 2024-09-04: Claude 1 and Instant models@@ -204,5 +205,5 @@ Anthropic occasionally deprecates request parameters that no longer apply to cur | Parameter | Status | Behavior | Recommended replacement | |---|---|---|---|-| `temperature`, `top_p`, `top_k` | Deprecated (Claude Opus 4.7 and later) | Returns a 400 error when set to a non-default value on Claude 4.7 and later models and Claude Mythos Preview. | Omit and use prompting to guide model behavior. |+| `temperature`, `top_p`, `top_k` | Deprecated (Claude 4.7 and later models) | Returns a 400 error when set to a non-default value on Claude 4.7 and later models and Claude Mythos Preview. | Omit and use prompting to guide model behavior. | For migration steps, see the migration guide.