# Claude Opus models

Claude Opus has 6 versions on record. The first released was Claude Opus 4.5 on 24 Nov 2025, the latest Claude Opus 5.5 on 22 Sep 2026.

- Canonical: https://alexgetman.com/models/anthropic/families/claude-opus/

## Models

- [Claude Opus 5.5](https://alexgetman.com/models/anthropic/claude-opus-5-5/): 1M · $4.00 / $20.00
- [Claude Opus 5](https://alexgetman.com/models/anthropic/claude-opus-5/): 1M · $5.00 / $25.00
- [Claude Opus 4.8](https://alexgetman.com/models/anthropic/claude-opus-4-8/): 1M · $5.00 / $25.00
- [Claude Opus 4.7](https://alexgetman.com/models/anthropic/claude-opus-4-7/): 1M · $5.00 / $25.00
- [Claude Opus 4.6](https://alexgetman.com/models/anthropic/claude-opus-4-6/): 1M · $5.00 / $25.00
- [Claude Opus 4.5](https://alexgetman.com/models/anthropic/claude-opus-4-5/): 200K · $5.00 / $25.00