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
8/ 31

0.0%

± 1.39
7/ 22

0.0%

± 4.14
6/ 24

0.0%

± 0.94
20/ 117

0.0%

± 3.28
6/ 17

0.0%

± 0.33
7/ 29

0.0%

± 3.38
4/ 14

0.0%

± 0.92
19/ 81

0.0%

± 4.97
8/ 43

0.0%

± 3.43
19/ 62

0.0%

± 1.26
5/ 13

0.0%

± 0.82
2/ 123

0.0%

± 4.64
16/ 67

0.0%

± 1.65
4/ 15

0.0%

± 2.41
29/ 117

0.0%

± 1.06
39/ 123

0.0%

± 0.48
47/ 120

0.0%

± 0.43
17/ 116

0.0%

± 0.89
16/ 77

0.0%

± 0.50
6/ 25

0.0%

± 4.64
10/ 12

0.0%

± 1.87
15/ 65

0.0%

± 0.65
16/ 36
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