readable AI benchmarks (simplified)

readable AI benchmarks

Anthropic

Claude Fable 5.2 (Medium, Default Fallback)

reasoning · closed weights · release date not listed

Claude Fable 5.2 (Medium, Default Fallback) has a Quality Score of 69.1, ranking 4th 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 81.8, ranking 4th among 252 scored models, above average (total average: 47.0). Its Value Score is 39.4, high compared with the total Value average of 28.7.

Quality Score69.1coverage 100.0%: AA Intelligence and AA-Omniscience outcomes available
Value Score39.4
Factual reliability81.8
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
$3.80

Capability

Intelligence
56.4
Omniscience (native net)
63.5
Correct
77.0%
Blended price
$5.74

Answer outcomes

Fully graded outcomes (Correct + Incorrect): 90.4%

Correct 77.0%Incorrect 13.5%Partial / not attempted 9.6%

Artificial Analysis benchmarks aa-v5

Current Intelligence Index components

AA-Briefcase v1.1
1622.2 Elo
AutomationBench-AA
68.8%
private 657-task split from dataset v1.0.6
GDP.pdf
23.8%
FrontierCode v2.0
41.3%
AA Stirrup · 132 tasks, 3 attempts per task
Terminal-Bench v4.0
55.1%
AA mini-swe-agent standardized runs · 66 tasks, pass@1 averaged over 3 repeats per task
AA-Omniscience v1.1
63.5 native net
HLE-Diamond
66.3%
CritPt v2 Hard
61.5%
AA Stirrup · hard subset, 40 of 70 problems
Terminal-Bench-Science v0.1.0
60.5%

Standalone evaluations

GDPval-AA v2.1
1591.2 Elo

Historical evaluations

SciCode v1.0.1
59.7%
AA Long Context Reasoning v1.1
80.0%
Humanity's Last Exam
61.9%
CritPt
30.9%
FrontierCode
64.0%

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