# claude-fable-5 — AI model deprecation and retirement dates by provider

For claude-fable-5, provider is Anthropic; human-readable model name is Claude Fable 5; lifecycle status is Active; shutdown / retirement date is Not sooner than June 9, 2027; platform / deployment scope is Anthropic API / Claude Platform on AWS / Microsoft Foundry, recorded from its source on 2026-08-12.

- **Provider:** Anthropic _(verified: appears in the quote below)_
- **Model ID / API name:** claude-fable-5 _(verified: appears in the quote below)_
- **Human-readable model name:** Claude Fable 5
- **Lifecycle status:** Active _(verified: appears in the quote below)_
- **Shutdown / retirement date:** Not sooner than June 9, 2027 _(verified: appears in the quote below)_
- **Platform / deployment scope:** Anthropic API / Claude Platform on AWS / Microsoft Foundry _(our reading, not quoted from the source)_

## What the source says

> To migrate to <https://anthropic.com/glasswing> Claude Mythos 5 ( claude-mythos-5 ), see the <https://platform.claude.com/docs/en/about-claude/models/migration-guide#migrating-from-claude-mythos-preview> migration guide . Current and recently retired models are listed in the following table with their status: API model name | Current state | Deprecated | Tentative retirement date | claude-fable-5 | Active | N/A | Not sooner than June 9, 2027 |

## Source

- https://docs.anthropic.com/en/docs/about-claude/model-deprecations

Last verified: 2026-08-12. Review by: 2026-09-11.
Part of [AI model deprecation and retirement dates by provider](https://referencesource.org/ai-model-deprecation-and-retirement/).