Claude Opus 4.5 (Nonthinking)

Release Date: 11/24/2025

Accuracy (Average)

68.93%

Latency (Average)

566.72s

Avg. Cost (In/Out)

5 / 25

Context Window

200k

Max Output Tokens

64k

Input Modality

Hyperparameter settings
Default Provider : Anthropic

Temperature

1

Top P

Default

Top K

Default

Max Output Tokens

64,000

Compute Effort

high

Benchmarks

Accuracy

Rankings

0.0%

± 0.96
28/ 100

0.0%

± 1.89
17/ 54

0.0%

± 1.93
12/ 54

0.0%

± 0.91
8/ 72

0.0%

± 3.35
15/ 51

0.0%

± 0.85
18/ 107

0.0%

± 1.39
50/ 96

0.0%

± 2.46
38/ 102

0.0%

± 7.55
9/ 52

0.0%

± 1.12
48/ 108

0.0%

± 0.43
30/ 119

0.0%

± 0.23
24/ 95

0.0%

± 0.37
29/ 101

0.0%

± 0.94
21/ 69

0.0%

± 5.25
7/ 56
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