Claude Sonnet 4.6

Release Date: 2/17/2026

Vals Index

Accuracy (Vals Index)

60.06% ± 1.52

Latency (Vals Index)

711.83s

Cost/Test (Vals Index)

$2.15

Context Window

1M

Max Output Tokens

128k

Input Modality

Hyperparameter settings
Default Provider : Anthropic

Temperature

1

Top P

Default

Top K

Default

Max Output Tokens

128,000

Thinking

On

Compute Effort

max

Benchmarks

Accuracy

Rankings

0.0%

± 1.52
6/ 27

0.0%

± 1.39
6/ 21

0.0%

± 0.94
18/ 113

0.0%

± 0.33
6/ 27

0.0%

± 0.92
18/ 80

0.0%

± 4.97
7/ 39

0.0%

± 3.43
18/ 61

0.0%

± 1.28
4/ 13

0.0%

± 0.82
2/ 119

0.0%

± 4.64
11/ 59

0.0%

± 2.41
27/ 113

0.0%

± 1.06
38/ 118

0.0%

± 0.48
45/ 116

0.0%

± 0.43
16/ 112

0.0%

± 0.89
16/ 76

0.0%

± 0.50
4/ 20

0.0%

± 1.87
10/ 56

0.0%

± 0.65
9/ 27
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