benchlm.ai

DeepSeek V3.1 (Reasoning) vs Grok Code Fast 1

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

Quick Verdict

Grok Code Fast 1 wins overall with a score of 54 vs 25 (29 point difference).Grok Code Fast 1 wins 4 out of 4 categories.

DeepSeek V3.1 (Reasoning)

CreatorDeepSeek
TypeOpen Weight
Context128K
Score25

Grok Code Fast 1

CreatorxAI
TypeProprietary
Context256K
Score54

Knowledge

Grok Code Fast 1

DeepSeek V3.1 (Reasoning)

31.8

Grok Code Fast 1

61.8

34
MMLU
64
33
GPQA
63
31
SuperGPQA
61
29
OpenBookQA
59

Coding

Grok Code Fast 1

DeepSeek V3.1 (Reasoning)

26

Grok Code Fast 1

60

26
HumanEval
60

Mathematics

Grok Code Fast 1

DeepSeek V3.1 (Reasoning)

33

Grok Code Fast 1

63

34
AIME 2023
64
36
AIME 2024
66
35
AIME 2025
65
30
HMMT Feb 2023
60
32
HMMT Feb 2024
62
31
HMMT Feb 2025
61
33
BRUMO 2025
63

Reasoning

Grok Code Fast 1

DeepSeek V3.1 (Reasoning)

31

Grok Code Fast 1

60

32
SimpleQA
61
30
MuSR
59

Frequently Asked Questions

Which is better, DeepSeek V3.1 (Reasoning) or Grok Code Fast 1?

Grok Code Fast 1 scores higher overall with 54 vs 25, a difference of 29 points across all benchmarks.

Which is better for knowledge tasks, DeepSeek V3.1 (Reasoning) or Grok Code Fast 1?

Grok Code Fast 1 leads in knowledge tasks with an average score of 61.8 vs 31.8.

Which is better for coding, DeepSeek V3.1 (Reasoning) or Grok Code Fast 1?

Grok Code Fast 1 leads in coding with an average score of 60 vs 26.

Which is better for math, DeepSeek V3.1 (Reasoning) or Grok Code Fast 1?

Grok Code Fast 1 leads in math with an average score of 63 vs 33.

Which is better for reasoning, DeepSeek V3.1 (Reasoning) or Grok Code Fast 1?

Grok Code Fast 1 leads in reasoning with an average score of 60 vs 31.

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