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
18/ 105

0.0%

± 2.01
11/ 57

0.0%

± 1.90
6/ 57

0.0%

± 0.92
16/ 74

0.0%

± 4.80
6/ 31

0.0%

± 3.40
3/ 55

0.0%

± 0.85
12/ 111

0.0%

± 3.16
22/ 44

0.0%

± 2.48
20/ 105

0.0%

± 5.16
14/ 53

0.0%

± 1.04
26/ 110

0.0%

± 0.39
12/ 108

0.0%

± 0.38
15/ 104

0.0%

± 0.90
18/ 71

0.0%

± 1.90
10/ 48

0.0%

± 5.31
14/ 62
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