GPT 5.4 Nano

Release Date: 3/17/2026

Vals Index

Accuracy (Vals Index)

46.63% ± 1.87

Latency (Vals Index)

929.69s

Cost/Test (Vals Index)

$0.33

Context Window

400k

Max Output Tokens

128k

Input Modality

Hyperparameter settings
Default Provider : OpenAI

Temperature

Default

Top P

Default

Top K

Default

Max Output Tokens

128,000

Reasoning Effort

high

Benchmarks

Accuracy

Rankings

0.0%

± 1.87
20/ 30

0.0%

± 1.71
15/ 21

0.0%

± 0.96
41/ 116

0.0%

± 1.19
18/ 28

0.0%

± 2.26
27/ 68

0.0%

± 1.89
35/ 65

0.0%

± 0.96
50/ 80

0.0%

± 2.18
35/ 42

0.0%

± 3.09
38/ 61

0.0%

± 0.93
85/ 122

0.0%

± 5.08
31/ 66

0.0%

± 2.42
55/ 116

0.0%

± 6.44
23/ 55

0.0%

± 1.04
27/ 122

0.0%

± 0.43
77/ 119

0.0%

± 0.43
85/ 115

0.0%

± 1.06
42/ 76

0.0%

± 2.06
42/ 64

0.0%

± 2.97
30/ 35
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