readable AI benchmarks (simplified)

readable AI benchmarks

Anthropic

Claude Fable 5.2 (Low, Default Fallback)

reasoning · closed weights · release date not listed

Claude Fable 5.2 (Low, Default Fallback) has a Quality Score of 67.7, ranking 6th among 245 scored models. Per 1M tokens, pricing is $8.00 input, $40.00 output, $0.200 cached input, and $10.00 cache write. It has a 1M token context window. Its Reliability Score is 81.5, ranking 5th among 252 scored models, above average (total average: 47.0). Its Value Score is 38.6, high compared with the total Value average of 28.7.

Quality Score67.7coverage 100.0%: AA Intelligence and AA-Omniscience outcomes available
Value Score38.6
Factual reliability81.5
Cache Discount98%

Model specification

Reasoning
reasoning
Input modalities
none
Output modalities
none
Context window
1M tokens
Weights
closed weights

Token prices USD per 1M tokens

Input
$8.00
Output
$40.00
Cached Input
$0.200
Cache write
$10.00
Cost per task
$3.10

Capability

Intelligence
53.9
Omniscience (native net)
62.9
Correct
76.3%
Blended price
$5.74

Answer outcomes

Fully graded outcomes (Correct + Incorrect): 89.7%

Correct 76.3%Incorrect 13.4%Partial / not attempted 10.3%

Artificial Analysis benchmarks aa-v5

Current Intelligence Index components

AA-Briefcase v1.1
1562.7 Elo
AutomationBench-AA
68.0%
private 657-task split from dataset v1.0.6
GDP.pdf
26.8%
FrontierCode v2.0
38.4%
AA Stirrup · 132 tasks, 3 attempts per task
Terminal-Bench v4.0
54.5%
AA mini-swe-agent standardized runs · 66 tasks, pass@1 averaged over 3 repeats per task
AA-Omniscience v1.1
62.9 native net
HLE-Diamond
60.8%
CritPt v2 Hard
60.0%
AA Stirrup · hard subset, 40 of 70 problems
Terminal-Bench-Science v0.1.0
53.8%

Standalone evaluations

GDPval-AA v2.1
1545.7 Elo

Historical evaluations

SciCode v1.0.1
57.8%
AA Long Context Reasoning v1.1
80.0%
Humanity's Last Exam
59.7%
CritPt
29.4%
FrontierCode
60.6%

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