readable AI benchmarks (simplified)

readable AI benchmarks

OpenAI

GPT-5.5 (low)

reasoning · closed weights · Apr 23, 2026

GPT-5.5 (low) has a Quality Score of 57.6, ranking 21st among 53 scored models. Per 1M tokens, pricing is $5.00 input, $30.00 output, and $0.500 cached input. Its Reliability Score is 57.3, ranking 19th among 53 scored models, above average (total average: 50.1). Its Value Score is 34.6, around average compared with the total Value average of 39.6.

Quality Score57.6coverage 93.8%: missing Epoch General ECI and DeepSWE v1.1
Value Score34.6
Reliability57.3
Cache Discount90%

Model specification

Reasoning
reasoning
Input modalities
none
Output modalities
none
Context window
not available
Weights
closed weights

Token prices USD per 1M tokens

Input
$5.00
Output
$30.00
Cached Input
$0.500
Cache write
not available
Cost per task
$0.211

Capability

Intelligence
43.5
Coding
60.9
Agentic
30.4
Omniscience
14.6
Correct
54.1%
Blended price
$4.35

Answer outcomes

Attempt rate: 93.5%

Correct 54.1%Incorrect 39.5%Abstained 6.5%

Artificial Analysis benchmarks

GDPval-AA v2
34%
τ³-Banking
21%
Terminal-Bench v2.1
66%
SciCode
52%
Humanity’s Last Exam
31%
GPQA Diamond
91%
CritPt
8%
AA-Omniscience
57%
AA-LCR
72%

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