benchlm.ai

Claude 4.1 Opus vs Grok Code Fast 1

Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.

Quick Verdict

Claude 4.1 Opus wins overall with a score of 61 vs 54 (7 point difference).Claude 4.1 Opus wins 4 out of 4 categories.

Claude 4.1 Opus

CreatorAnthropic
TypeProprietary
Context200K
Score61

Grok Code Fast 1

CreatorxAI
TypeProprietary
Context256K
Score54

Knowledge

Claude 4.1 Opus

Claude 4.1 Opus

74.5

Grok Code Fast 1

61.8

76
MMLU
64
76
GPQA
63
74
SuperGPQA
61
72
OpenBookQA
59

Coding

Claude 4.1 Opus

Claude 4.1 Opus

68

Grok Code Fast 1

60

68
HumanEval
60

Mathematics

Claude 4.1 Opus

Claude 4.1 Opus

75

Grok Code Fast 1

63

76
AIME 2023
64
78
AIME 2024
66
77
AIME 2025
65
72
HMMT Feb 2023
60
74
HMMT Feb 2024
62
73
HMMT Feb 2025
61
75
BRUMO 2025
63

Reasoning

Claude 4.1 Opus

Claude 4.1 Opus

73

Grok Code Fast 1

60

74
SimpleQA
61
72
MuSR
59

Frequently Asked Questions

Which is better, Claude 4.1 Opus or Grok Code Fast 1?

Claude 4.1 Opus scores higher overall with 61 vs 54, a difference of 7 points across all benchmarks.

Which is better for knowledge tasks, Claude 4.1 Opus or Grok Code Fast 1?

Claude 4.1 Opus leads in knowledge tasks with an average score of 74.5 vs 61.8.

Which is better for coding, Claude 4.1 Opus or Grok Code Fast 1?

Claude 4.1 Opus leads in coding with an average score of 68 vs 60.

Which is better for math, Claude 4.1 Opus or Grok Code Fast 1?

Claude 4.1 Opus leads in math with an average score of 75 vs 63.

Which is better for reasoning, Claude 4.1 Opus or Grok Code Fast 1?

Claude 4.1 Opus leads in reasoning with an average score of 73 vs 60.

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