Seed-2.0-Mini vs DeepSeek V3.1

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

Seed-2.0-Mini is clearly ahead on the aggregate, 53 to 35. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Seed-2.0-Mini's sharpest advantage is in multimodal & grounded, where it averages 73.1 against 39.5. The single biggest benchmark swing on the page is MMMU-Pro, 74 to 35.

Seed-2.0-Mini gives you the larger context window at 256K, compared with 128K for DeepSeek V3.1.

Quick Verdict

Pick Seed-2.0-Mini if you want the stronger benchmark profile. DeepSeek V3.1 only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Agentic

Seed-2.0-Mini

Seed-2.0-Mini

46.2

DeepSeek V3.1

32.9

43
Terminal-Bench 2.0
29
53
BrowseComp
39
45
OSWorld-Verified
33

Coding

Seed-2.0-Mini

Seed-2.0-Mini

24.7

DeepSeek V3.1

14.8

55
HumanEval
25
22
SWE-bench Verified
13
21
LiveCodeBench
15
29
SWE-bench Pro
15

Multimodal & Grounded

Seed-2.0-Mini

Seed-2.0-Mini

73.1

DeepSeek V3.1

39.5

74
MMMU-Pro
35
72
OfficeQA Pro
45

Reasoning

Seed-2.0-Mini

Seed-2.0-Mini

64.8

DeepSeek V3.1

40.7

59
SimpleQA
31
57
MuSR
29
73
BBH
61
68
LongBench v2
46
72
MRCRv2
48

Knowledge

Seed-2.0-Mini

Seed-2.0-Mini

44.6

DeepSeek V3.1

30.5

62
MMLU
33
61
GPQA
32
59
SuperGPQA
30
57
OpenBookQA
28
62
MMLU-Pro
53
1
HLE
2
54
FrontierScience
37

Instruction Following

Seed-2.0-Mini

Seed-2.0-Mini

80

DeepSeek V3.1

67

80
IFEval
67

Multilingual

Seed-2.0-Mini

Seed-2.0-Mini

71.8

DeepSeek V3.1

60.8

75
MGSM
64
70
MMLU-ProX
59

Mathematics

Seed-2.0-Mini

Seed-2.0-Mini

65.1

DeepSeek V3.1

44.2

62
AIME 2023
33
64
AIME 2024
35
63
AIME 2025
34
58
HMMT Feb 2023
29
60
HMMT Feb 2024
31
59
HMMT Feb 2025
30
61
BRUMO 2025
32
70
MATH-500
59

Frequently Asked Questions

Which is better, Seed-2.0-Mini or DeepSeek V3.1?

Seed-2.0-Mini is ahead overall, 53 to 35. The biggest single separator in this matchup is MMMU-Pro, where the scores are 74 and 35.

Which is better for knowledge tasks, Seed-2.0-Mini or DeepSeek V3.1?

Seed-2.0-Mini has the edge for knowledge tasks in this comparison, averaging 44.6 versus 30.5. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Seed-2.0-Mini or DeepSeek V3.1?

Seed-2.0-Mini has the edge for coding in this comparison, averaging 24.7 versus 14.8. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Seed-2.0-Mini or DeepSeek V3.1?

Seed-2.0-Mini has the edge for math in this comparison, averaging 65.1 versus 44.2. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Seed-2.0-Mini or DeepSeek V3.1?

Seed-2.0-Mini has the edge for reasoning in this comparison, averaging 64.8 versus 40.7. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Seed-2.0-Mini or DeepSeek V3.1?

Seed-2.0-Mini has the edge for agentic tasks in this comparison, averaging 46.2 versus 32.9. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Seed-2.0-Mini or DeepSeek V3.1?

Seed-2.0-Mini has the edge for multimodal and grounded tasks in this comparison, averaging 73.1 versus 39.5. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Seed-2.0-Mini or DeepSeek V3.1?

Seed-2.0-Mini has the edge for instruction following in this comparison, averaging 80 versus 67. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Seed-2.0-Mini or DeepSeek V3.1?

Seed-2.0-Mini has the edge for multilingual tasks in this comparison, averaging 71.8 versus 60.8. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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