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)

$0.32

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
35/ 45

0.0%

± 1.71
28/ 33

0.0%

± 0.96
56/ 131

0.0%

± 3.12
27/ 33

0.0%

± 1.19
34/ 45

0.0%

± 2.26
38/ 81

0.0%

± 1.89
49/ 81

0.0%

± 0.96
64/ 93

0.0%

± 2.18
49/ 58

0.0%

± 3.09
49/ 74

0.0%

± 0.93
101/ 137

0.0%

± 5.08
44/ 81

0.0%

± 2.42
70/ 130

0.0%

± 6.44
29/ 61

0.0%

± 1.04
37/ 135

0.0%

± 0.43
92/ 134

0.0%

± 0.43
100/ 130

0.0%

± 1.06
54/ 88

0.0%

± 2.06
57/ 80

0.0%

± 2.97
46/ 50
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