DeepSeek V3 vs GLM-4.5

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

DeepSeek V3 is clearly ahead on the aggregate, 25 to 21. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

DeepSeek V3's sharpest advantage is in mathematics, where it averages 90.2 against 36. The single biggest benchmark swing on the page is MMLU, 88.5% to 37%. GLM-4.5 does hit back in reasoning, so the answer changes if that is the part of the workload you care about most.

Quick Verdict

Pick DeepSeek V3 if you want the stronger benchmark profile. GLM-4.5 only becomes the better choice if reasoning is the priority.

Agentic

Coming soon

Benchmark data for this category is coming soon.

Coding

GLM-4.5

DeepSeek V3

42

GLM-4.5

46.6

42%
SWE-bench Verified
64.2%
Coming soon
HumanEval
29%

Multimodal & Grounded

Coming soon

Benchmark data for this category is coming soon.

Reasoning

GLM-4.5

DeepSeek V3

24.9

GLM-4.5

33.9

24.9%
SimpleQA
35%
Coming soon
MuSR
33%

Knowledge

DeepSeek V3

DeepSeek V3

69.6

GLM-4.5

35

59.1%
GPQA
36%
88.5%
MMLU
37%
75.9%
MMLU-Pro
Coming soon
Coming soon
SuperGPQA
34%
Coming soon
OpenBookQA
32%

Instruction Following

Coming soon

Benchmark data for this category is coming soon.

Multilingual

Coming soon

Benchmark data for this category is coming soon.

Mathematics

DeepSeek V3

DeepSeek V3

90.2

GLM-4.5

36

39.2%
AIME 2024
39%
90.2%
MATH-500
Coming soon
Coming soon
AIME 2023
37%
Coming soon
AIME 2025
38%
Coming soon
HMMT Feb 2023
33%
Coming soon
HMMT Feb 2024
35%
Coming soon
HMMT Feb 2025
34%
Coming soon
BRUMO 2025
36%

Frequently Asked Questions

Which is better, DeepSeek V3 or GLM-4.5?

DeepSeek V3 is ahead overall, 25 to 21. The biggest single separator in this matchup is MMLU, where the scores are 88.5% and 37%.

Which is better for knowledge tasks, DeepSeek V3 or GLM-4.5?

DeepSeek V3 has the edge for knowledge tasks in this comparison, averaging 69.6 versus 35. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, DeepSeek V3 or GLM-4.5?

GLM-4.5 has the edge for coding in this comparison, averaging 46.6 versus 42. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.

Which is better for math, DeepSeek V3 or GLM-4.5?

DeepSeek V3 has the edge for math in this comparison, averaging 90.2 versus 36. Inside this category, AIME 2024 is the benchmark that creates the most daylight between them.

Which is better for reasoning, DeepSeek V3 or GLM-4.5?

GLM-4.5 has the edge for reasoning in this comparison, averaging 33.9 versus 24.9. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Last updated: March 17, 2026

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