GLM-4.5-Air vs DBRX Instruct

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

GLM-4.5-Air is clearly ahead on the aggregate, 37 to 32. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

GLM-4.5-Air gives you the larger context window at 128K, compared with 32K for DBRX Instruct.

Quick Verdict

Pick GLM-4.5-Air if you want the stronger benchmark profile. DBRX Instruct only becomes the better choice if coding is the priority.

Knowledge

DBRX Instruct

GLM-4.5-Air

31

DBRX Instruct

73.7

35
MMLU
73.7
34
GPQA
-
32
SuperGPQA
-
30
OpenBookQA
-
51
MMLU-Pro
-
4
HLE
-

Coding

DBRX Instruct

GLM-4.5-Air

19

DBRX Instruct

70.1

27
HumanEval
70.1
15
SWE-bench Verified
-
15
LiveCodeBench
-

Mathematics

GLM-4.5-Air
35
AIME 2023
-
37
AIME 2024
-
36
AIME 2025
-
31
HMMT Feb 2023
-
33
HMMT Feb 2024
-
32
HMMT Feb 2025
-
34
BRUMO 2025
-
57
MATH-500
-

Reasoning

GLM-4.5-Air
33
SimpleQA
-
31
MuSR
-
63
BBH
-

Instruction Following

GLM-4.5-Air
68
IFEval
-

Multilingual

GLM-4.5-Air
63
MGSM
-

Frequently Asked Questions

Which is better, GLM-4.5-Air or DBRX Instruct?

GLM-4.5-Air is ahead overall, 37 to 32. The biggest single separator in this matchup is HumanEval, where the scores are 27 and 70.1.

Which is better for knowledge tasks, GLM-4.5-Air or DBRX Instruct?

DBRX Instruct has the edge for knowledge tasks in this comparison, averaging 73.7 versus 31. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, GLM-4.5-Air or DBRX Instruct?

DBRX Instruct has the edge for coding in this comparison, averaging 70.1 versus 19. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Last updated: March 9, 2026

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