Claude 4.1 Opus vs Seed-2.0-Mini

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

Claude 4.1 Opus is clearly ahead on the aggregate, 64 to 53. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Claude 4.1 Opus's sharpest advantage is in coding, where it averages 44 against 24.7. The single biggest benchmark swing on the page is SWE-bench Verified, 48 to 22.

Seed-2.0-Mini gives you the larger context window at 256K, compared with 200K for Claude 4.1 Opus.

Quick Verdict

Pick Claude 4.1 Opus if you want the stronger benchmark profile. Seed-2.0-Mini only becomes the better choice if you need the larger 256K context window.

Agentic

Claude 4.1 Opus

Claude 4.1 Opus

58.7

Seed-2.0-Mini

46.2

58
Terminal-Bench 2.0
43
62
BrowseComp
53
57
OSWorld-Verified
45

Coding

Claude 4.1 Opus

Claude 4.1 Opus

44

Seed-2.0-Mini

24.7

68
HumanEval
55
48
SWE-bench Verified
22
40
LiveCodeBench
21
47
SWE-bench Pro
29

Multimodal & Grounded

Claude 4.1 Opus

Claude 4.1 Opus

80.7

Seed-2.0-Mini

73.1

82
MMMU-Pro
74
79
OfficeQA Pro
72

Reasoning

Claude 4.1 Opus

Claude 4.1 Opus

72.9

Seed-2.0-Mini

64.8

74
SimpleQA
59
72
MuSR
57
81
BBH
73
71
LongBench v2
68
71
MRCRv2
72

Knowledge

Claude 4.1 Opus

Claude 4.1 Opus

57.6

Seed-2.0-Mini

44.6

76
MMLU
62
76
GPQA
61
74
SuperGPQA
59
72
OpenBookQA
57
75
MMLU-Pro
62
11
HLE
1
68
FrontierScience
54

Instruction Following

Claude 4.1 Opus

Claude 4.1 Opus

83

Seed-2.0-Mini

80

83
IFEval
80

Multilingual

Claude 4.1 Opus

Claude 4.1 Opus

81.8

Seed-2.0-Mini

71.8

85
MGSM
75
80
MMLU-ProX
70

Mathematics

Claude 4.1 Opus

Claude 4.1 Opus

77.7

Seed-2.0-Mini

65.1

76
AIME 2023
62
78
AIME 2024
64
77
AIME 2025
63
72
HMMT Feb 2023
58
74
HMMT Feb 2024
60
73
HMMT Feb 2025
59
75
BRUMO 2025
61
81
MATH-500
70

Frequently Asked Questions

Which is better, Claude 4.1 Opus or Seed-2.0-Mini?

Claude 4.1 Opus is ahead overall, 64 to 53. The biggest single separator in this matchup is SWE-bench Verified, where the scores are 48 and 22.

Which is better for knowledge tasks, Claude 4.1 Opus or Seed-2.0-Mini?

Claude 4.1 Opus has the edge for knowledge tasks in this comparison, averaging 57.6 versus 44.6. Inside this category, GPQA is the benchmark that creates the most daylight between them.

Which is better for coding, Claude 4.1 Opus or Seed-2.0-Mini?

Claude 4.1 Opus has the edge for coding in this comparison, averaging 44 versus 24.7. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.

Which is better for math, Claude 4.1 Opus or Seed-2.0-Mini?

Claude 4.1 Opus has the edge for math in this comparison, averaging 77.7 versus 65.1. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Claude 4.1 Opus or Seed-2.0-Mini?

Claude 4.1 Opus has the edge for reasoning in this comparison, averaging 72.9 versus 64.8. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Claude 4.1 Opus or Seed-2.0-Mini?

Claude 4.1 Opus has the edge for agentic tasks in this comparison, averaging 58.7 versus 46.2. 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, Claude 4.1 Opus or Seed-2.0-Mini?

Claude 4.1 Opus has the edge for multimodal and grounded tasks in this comparison, averaging 80.7 versus 73.1. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Claude 4.1 Opus or Seed-2.0-Mini?

Claude 4.1 Opus has the edge for instruction following in this comparison, averaging 83 versus 80. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Claude 4.1 Opus or Seed-2.0-Mini?

Claude 4.1 Opus has the edge for multilingual tasks in this comparison, averaging 81.8 versus 71.8. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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