Claude Opus 4.5 (Thinking)

Release Date: 11/24/2025

Accuracy (Average)

63.80%

Latency (Average)

950.29s

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
22/ 115

0.0%

± 2.01
13/ 67

0.0%

± 1.90
9/ 64

0.0%

± 0.92
19/ 80

0.0%

± 4.80
8/ 41

0.0%

± 3.40
4/ 61

0.0%

± 0.85
15/ 121

0.0%

± 3.16
32/ 62

0.0%

± 2.48
25/ 115

0.0%

± 5.16
16/ 55

0.0%

± 1.04
30/ 121

0.0%

± 0.39
15/ 118

0.0%

± 0.38
18/ 114

0.0%

± 0.90
20/ 76

0.0%

± 1.90
13/ 59
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