Grok 4.1 Fast Benchmark Scores & Performance

Benchmark analysis of Grok 4.1 Fast by xAI across 14 tests.

Creator

xAI

Source Type

Proprietary

Reasoning

Non-Reasoning

Context Window

2M

Overall Score

73#16 of 88

Knowledge Benchmarks

MMLU
94
GPQA
92
SuperGPQA
90
OpenBookQA
88

Coding Benchmarks

HumanEval
86

Mathematics Benchmarks

AIME 2023
96
AIME 2024
98
AIME 2025
97
HMMT Feb 2023
92
HMMT Feb 2024
94
HMMT Feb 2025
93
BRUMO 2025
95

Reasoning Benchmarks

SimpleQA
90
MuSR
88

Frequently Asked Questions

How does Grok 4.1 Fast perform overall in AI benchmarks?

Grok 4.1 Fast ranks #16 out of 88 models with an overall score of 73. It is created by xAI and features a 2M context window.

Is Grok 4.1 Fast good for knowledge and understanding?

Grok 4.1 Fast ranks #16 out of 88 models in knowledge and understanding benchmarks with an average score of 91. There are stronger options in this category.

Is Grok 4.1 Fast good for coding and programming?

Grok 4.1 Fast ranks #17 out of 88 models in coding and programming benchmarks with an average score of 86. There are stronger options in this category.

Is Grok 4.1 Fast good for mathematics?

Grok 4.1 Fast ranks #16 out of 88 models in mathematics benchmarks with an average score of 95. There are stronger options in this category.

Is Grok 4.1 Fast good for reasoning and logic?

Grok 4.1 Fast ranks #16 out of 88 models in reasoning and logic benchmarks with an average score of 89. There are stronger options in this category.

What is the context window size of Grok 4.1 Fast?

Grok 4.1 Fast has a context window of 2M tokens, which determines how much text it can process in a single interaction.