Claude Opus 4.1
Every figure OnlySOTA holds for this model, one source at a time. Nothing on this page is averaged across sources.
KILLED Retired
Identity
- Developer
- Anthropic
- Family
- Claude → Claude Opus
- Weights
- closed
- Released
- 2025-08-05
- Blended Price, USD per 1M tokens (3:1 input:output)
- $30.00
- Sources
- 3 sources · 5 entries · 4 configs
- Published upstream as
-
Claude 4.1 Opusclaude-4-1-opusclaude-opus-4-1
Where it places
- Artificial Analysis LLM Leaderboard Artificial Analysis Intelligence Index 34.5 est
- Arena — Code Overall #72 1389
- Arena — Text Overall (style control) #66 1450
Effort ladder
No source publishes more than one run configuration for this model.