Grok 4.1 Fast Non-Reasoning

Release Date: Nov 19, 2025

Developer SpaceXAIΒ πŸ‡ΊπŸ‡Έ
Context Window 2M
Max Output Tokens 2M
Token Costs (in/out) $0.20/0.50
Weights Private
Input Modalities

Accuracy

47.11 %

Avg. Cost (In/Out)

$ 0.20 / $ 0.50

Latency

11 min 11 s

Vals Index
BenchmarksAccuracyRankings

0.0%

Β±1.92
80/86

0.0%

Β±2.04
51/85

0.0%

Β±0.94
91/95

0.0%

Β±2.17
76/76

0.0%

Β±0.91
120/141

0.0%

Β±2.40
100/133

0.0%

Β±3.20
38/62

0.0%

Β±1.09
122/138

0.0%

Β±0.46
89/137

0.0%

Β±0.42
109/133

0.0%

Β±1.16
75/89
Proprietary BenchmarksAcademic BenchmarksIndustry Partners
Vals
Default Provider : SpaceXAI
Temperature: 0.7
Top P: 0.95
Top K: Default
Max Output Tokens: 2,000,000