benchlm.ai

GLM-4.5 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 28 (26 point difference).Grok Code Fast 1 wins 4 out of 4 categories.

GLM-4.5

CreatorTsinghua
TypeProprietary
Context128K
Score28

Grok Code Fast 1

CreatorxAI
TypeProprietary
Context256K
Score54

Knowledge

Grok Code Fast 1

GLM-4.5

34.8

Grok Code Fast 1

61.8

37
MMLU
64
36
GPQA
63
34
SuperGPQA
61
32
OpenBookQA
59

Coding

Grok Code Fast 1

GLM-4.5

29

Grok Code Fast 1

60

29
HumanEval
60

Mathematics

Grok Code Fast 1

GLM-4.5

36

Grok Code Fast 1

63

37
AIME 2023
64
39
AIME 2024
66
38
AIME 2025
65
33
HMMT Feb 2023
60
35
HMMT Feb 2024
62
34
HMMT Feb 2025
61
36
BRUMO 2025
63

Reasoning

Grok Code Fast 1

GLM-4.5

34

Grok Code Fast 1

60

35
SimpleQA
61
33
MuSR
59

Frequently Asked Questions

Which is better, GLM-4.5 or Grok Code Fast 1?

Grok Code Fast 1 scores higher overall with 54 vs 28, a difference of 26 points across all benchmarks.

Which is better for knowledge tasks, GLM-4.5 or Grok Code Fast 1?

Grok Code Fast 1 leads in knowledge tasks with an average score of 61.8 vs 34.8.

Which is better for coding, GLM-4.5 or Grok Code Fast 1?

Grok Code Fast 1 leads in coding with an average score of 60 vs 29.

Which is better for math, GLM-4.5 or Grok Code Fast 1?

Grok Code Fast 1 leads in math with an average score of 63 vs 36.

Which is better for reasoning, GLM-4.5 or Grok Code Fast 1?

Grok Code Fast 1 leads in reasoning with an average score of 60 vs 34.

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