Claude Opus 5.5
Claude Opus 5.5 by Anthropic: intelligence index 92.5, $4.00 in / $20.00 out per 1M tokens, 1M context, with a source on every number.
- Vendor
- Anthropic
- Intelligence index
- 92.5
- Price per 1M tokens
- $4.00 in · $20.00 out
- Context
- 1M tokens
- Released
- 2026-09-22