Claude Sonnet 4.6

Release Date: 2/17/2026

Vals Index

Accuracy (Vals Index)

60.30% ± 1.62

Latency (Vals Index)

694.09s

Cost/Test (Vals Index)

$2.14

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%

± 1.62
5/ 20

0.0%

± 1.47
5/ 16

0.0%

± 0.94
15/ 108

0.0%

± 0.33
5/ 20

0.0%

± 0.92
16/ 76

0.0%

± 4.97
6/ 33

0.0%

± 3.43
16/ 57

0.0%

± 0.82
2/ 114

0.0%

± 4.64
9/ 47

0.0%

± 2.41
24/ 108

0.0%

± 1.06
35/ 113

0.0%

± 0.48
43/ 111

0.0%

± 0.43
15/ 107

0.0%

± 0.89
15/ 73

0.0%

± 1.87
9/ 50
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