readable AI benchmarks (simplified)

readable AI benchmarks

Anthropic

Claude Opus 5.5 (High, Default Fallback)

reasoning · closed weights · release date not listed

Claude Opus 5.5 (High, Default Fallback) has a Quality Score of 61.5, ranking 12th 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 71.2, ranking 11th among 245 scored models, above average (total average: 46.4). Its Value Score is 37.8, high compared with the total Value average of 28.3.

Quality Score61.5coverage 100.0%: AA Intelligence and AA-Omniscience outcomes available
Value Score37.8
Factual reliability71.2
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
$3.46

Capability

Intelligence
51.8
Omniscience (native net)
42.4
Correct
64.8%
Blended price
$2.94

Answer outcomes

Fully graded outcomes (Correct + Incorrect): 87.3%

Correct 64.8%Incorrect 22.5%Partial / not attempted 12.7%

Artificial Analysis benchmarks aa-v5

Current Intelligence Index components

AA-Briefcase v1.1
1682.4 Elo
AutomationBench-AA
63.2%
private 657-task split from dataset v1.0.6
GDP.pdf
28.8%
FrontierCode v2.0
35.9%
AA Stirrup · 132 tasks, 3 attempts per task
Terminal-Bench v4.0
56.6%
AA mini-swe-agent standardized runs · 66 tasks, pass@1 averaged over 3 repeats per task
AA-Omniscience v1.1
42.4 native net
HLE-Diamond
55.6%
CritPt v2 Hard
59.5%
AA Stirrup · hard subset, 40 of 70 problems
Terminal-Bench-Science v0.1.0
49.0%

Standalone evaluations

GDPval-AA v2.1
1713.6 Elo

Historical evaluations

SciCode v1.0.1
60.4%
AA Long Context Reasoning v1.1
82.7%
Humanity's Last Exam
55.6%
CritPt
30.9%
FrontierCode
54.0%

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