Claude 4 Sonnet vs Seed-2.0-Mini

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

Claude 4 Sonnet 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 Sonnet's sharpest advantage is in coding, where it averages 42.9 against 24.7. The single biggest benchmark swing on the page is SWE-bench Verified, 51 to 22.

Seed-2.0-Mini gives you the larger context window at 256K, compared with 200K for Claude 4 Sonnet.

Quick Verdict

Pick Claude 4 Sonnet 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 Sonnet

Claude 4 Sonnet

57.9

Seed-2.0-Mini

46.2

56
Terminal-Bench 2.0
43
62
BrowseComp
53
57
OSWorld-Verified
45

Coding

Claude 4 Sonnet

Claude 4 Sonnet

42.9

Seed-2.0-Mini

24.7

65
HumanEval
55
51
SWE-bench Verified
22
36
LiveCodeBench
21
48
SWE-bench Pro
29

Multimodal & Grounded

Claude 4 Sonnet

Claude 4 Sonnet

79.7

Seed-2.0-Mini

73.1

81
MMMU-Pro
74
78
OfficeQA Pro
72

Reasoning

Claude 4 Sonnet

Claude 4 Sonnet

71.8

Seed-2.0-Mini

64.8

71
SimpleQA
59
69
MuSR
57
82
BBH
73
71
LongBench v2
68
72
MRCRv2
72

Knowledge

Claude 4 Sonnet

Claude 4 Sonnet

56.8

Seed-2.0-Mini

44.6

73
MMLU
62
73
GPQA
61
71
SuperGPQA
59
69
OpenBookQA
57
75
MMLU-Pro
62
12
HLE
1
67
FrontierScience
54

Instruction Following

Claude 4 Sonnet

Claude 4 Sonnet

83

Seed-2.0-Mini

80

83
IFEval
80

Multilingual

Claude 4 Sonnet

Claude 4 Sonnet

82.1

Seed-2.0-Mini

71.8

84
MGSM
75
81
MMLU-ProX
70

Mathematics

Claude 4 Sonnet

Claude 4 Sonnet

76.1

Seed-2.0-Mini

65.1

73
AIME 2023
62
75
AIME 2024
64
74
AIME 2025
63
69
HMMT Feb 2023
58
71
HMMT Feb 2024
60
70
HMMT Feb 2025
59
72
BRUMO 2025
61
81
MATH-500
70

Frequently Asked Questions

Which is better, Claude 4 Sonnet or Seed-2.0-Mini?

Claude 4 Sonnet is ahead overall, 64 to 53. The biggest single separator in this matchup is SWE-bench Verified, where the scores are 51 and 22.

Which is better for knowledge tasks, Claude 4 Sonnet or Seed-2.0-Mini?

Claude 4 Sonnet has the edge for knowledge tasks in this comparison, averaging 56.8 versus 44.6. Inside this category, MMLU-Pro is the benchmark that creates the most daylight between them.

Which is better for coding, Claude 4 Sonnet or Seed-2.0-Mini?

Claude 4 Sonnet has the edge for coding in this comparison, averaging 42.9 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 Sonnet or Seed-2.0-Mini?

Claude 4 Sonnet has the edge for math in this comparison, averaging 76.1 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 Sonnet or Seed-2.0-Mini?

Claude 4 Sonnet has the edge for reasoning in this comparison, averaging 71.8 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 Sonnet or Seed-2.0-Mini?

Claude 4 Sonnet has the edge for agentic tasks in this comparison, averaging 57.9 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 Sonnet or Seed-2.0-Mini?

Claude 4 Sonnet has the edge for multimodal and grounded tasks in this comparison, averaging 79.7 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 Sonnet or Seed-2.0-Mini?

Claude 4 Sonnet 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 Sonnet or Seed-2.0-Mini?

Claude 4 Sonnet has the edge for multilingual tasks in this comparison, averaging 82.1 versus 71.8. Inside this category, MMLU-ProX is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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