# Migrating off claude-opus-4-1-20250805

**Anthropic** retires **claude-opus-4-1-20250805** on **2026-08-05** (in 6 days).
Documented replacement: **claude-opus-4-8**.

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

| Model | Provider | Retires | Replacement |
|---|---|---|---|
| claude-opus-4-1-20250805 | Anthropic | 2026-08-05 | claude-opus-4-8 |

Source: https://llmlatency.dev/migrate/anthropic-claude-opus-4-1-20250805