GLM-4.5-Air vs o3-pro

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

Quick Verdict

o3-pro wins overall with a score of 68 vs 26 (42 point difference).o3-pro wins 4 out of 4 categories.

Knowledge

o3-pro

GLM-4.5-Air

32.8

o3-pro

87.3

35
MMLU
88
34
GPQA
89
32
SuperGPQA
87
30
OpenBookQA
85

Coding

o3-pro

GLM-4.5-Air

27

o3-pro

80

27
HumanEval
80

Mathematics

o3-pro

GLM-4.5-Air

34

o3-pro

89

35
AIME 2023
90
37
AIME 2024
92
36
AIME 2025
91
31
HMMT Feb 2023
86
33
HMMT Feb 2024
88
32
HMMT Feb 2025
87
34
BRUMO 2025
89

Reasoning

o3-pro

GLM-4.5-Air

32

o3-pro

85

33
SimpleQA
86
31
MuSR
84

Frequently Asked Questions

Which is better, GLM-4.5-Air or o3-pro?

o3-pro scores higher overall with 68 vs 26, a difference of 42 points across all benchmarks.

Which is better for knowledge tasks, GLM-4.5-Air or o3-pro?

o3-pro leads in knowledge tasks with an average score of 87.3 vs 32.8.

Which is better for coding, GLM-4.5-Air or o3-pro?

o3-pro leads in coding with an average score of 80 vs 27.

Which is better for math, GLM-4.5-Air or o3-pro?

o3-pro leads in math with an average score of 89 vs 34.

Which is better for reasoning, GLM-4.5-Air or o3-pro?

o3-pro leads in reasoning with an average score of 85 vs 32.