Claude Opus 5.5
Every figure OnlySOTA holds for this model, one source at a time. Nothing on this page is averaged across sources.
SOTA New
Identity
- Developer
- Anthropic
- Family
- Claude → Claude Opus
- Weights
- closed
- Blended Price, USD per 1M tokens (3:1 input:output)
- $8.00
- First seen here
- 2026-09-23
- Sources
- 3 sources · 7 entries · 7 configs
- Published upstream as
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Claude Opus 5.5claude-opus-5-5claude-opus-5.5Opus 5.5
Where it places
- Artificial Analysis LLM Leaderboard Artificial Analysis Intelligence Index 57.6
- Artificial Analysis Coding Agents Artificial Analysis Coding Agent Index 0.660
- Arena — Code Overall #1 1818
Effort ladder
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Artificial Analysis LLM Leaderboard max wins
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low42.3 -
medium51.2 -
high53.6 -
xhigh56.0 -
max57.6
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Artificial Analysis Coding Agents
Claude Codeonly max ran-
max0.660
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Arena — Code only max ran
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max1818
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