Claude Opus 4.5 (Thinking)

Release Date: 11/24/2025

Accuracy (Average)

64.11%

Latency (Average)

998.32s

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%

± 0.94
30/ 126

0.0%

± 2.01
15/ 76

0.0%

± 1.90
14/ 75

0.0%

± 0.92
22/ 90

0.0%

± 4.80
16/ 53

0.0%

± 3.40
6/ 71

0.0%

± 0.85
23/ 132

0.0%

± 3.16
47/ 76

0.0%

± 2.48
35/ 126

0.0%

± 5.16
21/ 60

0.0%

± 1.04
37/ 131

0.0%

± 0.39
22/ 129

0.0%

± 0.38
25/ 125

0.0%

± 0.90
29/ 86

0.0%

± 1.90
26/ 75
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