Claude Opus 5.5
By Anthropic
Anthropic's flagship model for agentic coding and professional knowledge work.
Variants & Performance
| Variant | Intelligence | Cost/Task | Speed | Context | Reasoning |
|---|---|---|---|---|---|
| max | 56 | $3.5 | 65 tok/s | 1M | Yes |
Sources
Evaluated and verified by the AI Leaderboard Intelligence Index v1.0. Last verified on 10/4/2026.