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overview

models/opus-4-5/overview

25 Aug 2026 15:37 UTC first seen 24 Aug 2026 The page's own history The capture it came from

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 **Legacy.** Released November 24, 2025.
 
-Although Claude Opus 4.5 is still available, you should consider migrating to Claude Opus 5 for improved performance. [See Claude Opus 5](https://platform.claude.com/docs/en/models/opus-5/overview) · [Migrate to Claude Opus 5](https://platform.claude.com/docs/en/about-claude/models/migration-guide#migrating-from-claude-opus-45)
+Although Claude Opus 4.5 is still available, you should consider migrating to Claude Opus 5 for improved performance. [See Claude Opus 5](https://platform.claude.com/docs/en/models/opus-5/overview) · [Migrate to Claude Opus 5](https://platform.claude.com/docs/en/models/opus-5/migration-guide#migrating-from-claude-opus-45)
 
 Model ID: `claude-opus-4-5-20251101`

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 ## Resources
 
 <CardGroup cols={3}>
-  <Card title="Migrate to Claude Opus 5" icon="arrows-left-right" href="https://platform.claude.com/docs/en/about-claude/models/migration-guide#migrating-from-claude-opus-45">
+  <Card title="Migrate to Claude Opus 5" icon="arrows-left-right" href="https://platform.claude.com/docs/en/models/opus-5/migration-guide#migrating-from-claude-opus-45">
     What changes when moving from Claude Opus 4.6 and earlier Opus models to Claude Opus 5.
   </Card>