Grok 4.1 Fast (Reasoning)

Release Date: 11/19/2025

Accuracy (Average)

49.61%

Latency (Average)

289.87s

Avg. Cost (In/Out)

0.2 / 0.5

Context Window

2M

Max Output Tokens

2M

Input Modality

Hyperparameter settings
Default Provider : SpaceXAI

Temperature

0.7

Top P

0.95

Top K

Default

Max Output Tokens

2,000,000

Benchmarks

Accuracy

Rankings

0.0%

± 0.93
21/ 123

0.0%

± 1.99
68/ 73

0.0%

± 1.87
34/ 72

0.0%

± 0.95
78/ 86

0.0%

± 1.96
43/ 50

0.0%

± 3.02
56/ 68

0.0%

± 1.29
19/ 19

0.0%

± 0.86
43/ 129

0.0%

± 1.20
69/ 73

0.0%

± 1.85
40/ 123

0.0%

± 1.75
49/ 58

0.0%

± 1.09
54/ 127

0.0%

± 0.46
52/ 126

0.0%

± 0.36
51/ 121

0.0%

± 1.07
51/ 82

0.0%

± 2.21
69/ 72
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