overview changedmodels/opus-4-8/overview
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77**Legacy.** Released May 28, 2026.
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9Although Claude Opus 4.8 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-4-8-to-claude-opus-5)
9Although Claude Opus 4.8 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-4-8-to-claude-opus-5)
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1111Model ID: `claude-opus-4-8`
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7878## Resources
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8080<CardGroup cols={3}>
81 <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-4-8-to-claude-opus-5">
81 <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-4-8-to-claude-opus-5">
8282 What changes when moving from Claude Opus 4.8 to Claude Opus 5.
8383 </Card>
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