readable AI benchmarks (simplified)
Anthropic
Claude Opus 5.5 (Xhigh, Default Fallback)
Claude Opus 5.5 (Xhigh, Default Fallback) has a Quality Score of 64.5, ranking 4th among 238 scored models. Per 1M tokens, pricing is $4.00 input, $20.00 output, $0.200 cached input, and $5.00 cache write. It has a 1M token context window. Its Reliability Score is 71.6, ranking 9th among 245 scored models, above average (total average: 46.4). Its Value Score is 39.7, high compared with the total Value average of 28.3.
Quality Score64.5coverage 100.0%: AA Intelligence and AA-Omniscience outcomes available
Value Score39.7
Factual reliability71.6
Cache Discount95%
Model specification
- Reasoning
- reasoning
- Input modalities
- none
- Output modalities
- none
- Context window
- 1M tokens
- Weights
- closed weights
Token prices USD per 1M tokens
- Input
- $4.00
- Output
- $20.00
- Cached Input
- $0.200
- Cache write
- $5.00
- Cost per task
- $6.05
Capability
- Intelligence
- 57.4
- Omniscience (native net)
- 43.1
- Correct
- 65.5%
- Blended price
- $2.94
Answer outcomes
Fully graded outcomes (Correct + Incorrect): 87.9%
Correct 65.5%Incorrect 22.4%Partial / not attempted 12.1%
Artificial Analysis benchmarks aa-v5
Current Intelligence Index components
- AA-Briefcase v1.1
- 1759.6 Elo
- AutomationBench-AA
- 65.0% private 657-task split from dataset v1.0.6
- GDP.pdf
- 26.6%
- FrontierCode v2.0
- 43.8% AA Stirrup · 132 tasks, 3 attempts per task
- Terminal-Bench v4.0
- 59.6% AA mini-swe-agent standardized runs · 66 tasks, pass@1 averaged over 3 repeats per task
- AA-Omniscience v1.1
- 43.1 native net
- HLE-Diamond
- 64.0%
- CritPt v2 Hard
- 67.5% AA Stirrup · hard subset, 40 of 70 problems
- Terminal-Bench-Science v0.1.0
- 61.9%
Standalone evaluations
- GDPval-AA v2.1
- 1835.0 Elo
Historical evaluations
- SciCode v1.0.1
- 65.0%
- AA Long Context Reasoning v1.1
- 84.7%
- Humanity's Last Exam
- 57.5%
- CritPt
- 31.7%
- FrontierCode
- 53.5%
Similar models
- Claude Opus 5.5 (Max, Default Fallback)AnthropicQuality Score 66.6Value Score 41.0
- Claude Sonnet 5.5 (Max, Default Fallback)AnthropicQuality Score 59.9Value Score 40.0
- Claude Opus 5.5 (High, Default Fallback)AnthropicQuality Score 61.5Value Score 37.8
- Claude Fable 5.1 (Xhigh, Default Fallback)AnthropicQuality Score 61.1Value Score 34.0
- Claude Fable 5.1 (Max, Default Fallback)AnthropicQuality Score 61.1Value Score 34.1
- Claude Opus 5 (Xhigh)AnthropicQuality Score 58.7Value Score 35.0