Gemini 3 Flash vs Seed-2.0-Mini

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

Gemini 3 Flash is clearly ahead on the aggregate, 62 to 53. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Gemini 3 Flash's sharpest advantage is in coding, where it averages 40.4 against 24.7. The single biggest benchmark swing on the page is SWE-bench Verified, 44 to 22.

Gemini 3 Flash is also the more expensive model on tokens at $0.50 input / $3.00 output per 1M tokens, versus $0.10 input / $0.40 output per 1M tokens for Seed-2.0-Mini. That is roughly 7.5x on output cost alone. Gemini 3 Flash gives you the larger context window at 1M, compared with 256K for Seed-2.0-Mini.

Quick Verdict

Pick Gemini 3 Flash if you want the stronger benchmark profile. Seed-2.0-Mini only becomes the better choice if you want the cheaper token bill.

Agentic

Gemini 3 Flash

Gemini 3 Flash

57.5

Seed-2.0-Mini

46.2

56
Terminal-Bench 2.0
43
66
BrowseComp
53
53
OSWorld-Verified
45

Coding

Gemini 3 Flash

Gemini 3 Flash

40.4

Seed-2.0-Mini

24.7

62
HumanEval
55
44
SWE-bench Verified
22
36
LiveCodeBench
21
44
SWE-bench Pro
29

Multimodal & Grounded

Gemini 3 Flash

Gemini 3 Flash

79.6

Seed-2.0-Mini

73.1

80
MMMU-Pro
74
79
OfficeQA Pro
72

Reasoning

Gemini 3 Flash

Gemini 3 Flash

72

Seed-2.0-Mini

64.8

67
SimpleQA
59
65
MuSR
57
84
BBH
73
75
LongBench v2
68
76
MRCRv2
72

Knowledge

Gemini 3 Flash

Gemini 3 Flash

52.9

Seed-2.0-Mini

44.6

70
MMLU
62
69
GPQA
61
67
SuperGPQA
59
65
OpenBookQA
57
72
MMLU-Pro
62
6
HLE
1
65
FrontierScience
54

Instruction Following

Gemini 3 Flash

Gemini 3 Flash

85

Seed-2.0-Mini

80

85
IFEval
80

Multilingual

Gemini 3 Flash

Gemini 3 Flash

80.5

Seed-2.0-Mini

71.8

85
MGSM
75
78
MMLU-ProX
70

Mathematics

Gemini 3 Flash

Gemini 3 Flash

74

Seed-2.0-Mini

65.1

70
AIME 2023
62
72
AIME 2024
64
71
AIME 2025
63
66
HMMT Feb 2023
58
68
HMMT Feb 2024
60
67
HMMT Feb 2025
59
69
BRUMO 2025
61
80
MATH-500
70

Frequently Asked Questions

Which is better, Gemini 3 Flash or Seed-2.0-Mini?

Gemini 3 Flash is ahead overall, 62 to 53. The biggest single separator in this matchup is SWE-bench Verified, where the scores are 44 and 22.

Which is better for knowledge tasks, Gemini 3 Flash or Seed-2.0-Mini?

Gemini 3 Flash has the edge for knowledge tasks in this comparison, averaging 52.9 versus 44.6. Inside this category, FrontierScience is the benchmark that creates the most daylight between them.

Which is better for coding, Gemini 3 Flash or Seed-2.0-Mini?

Gemini 3 Flash has the edge for coding in this comparison, averaging 40.4 versus 24.7. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.

Which is better for math, Gemini 3 Flash or Seed-2.0-Mini?

Gemini 3 Flash has the edge for math in this comparison, averaging 74 versus 65.1. Inside this category, MATH-500 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Gemini 3 Flash or Seed-2.0-Mini?

Gemini 3 Flash has the edge for reasoning in this comparison, averaging 72 versus 64.8. Inside this category, BBH is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Gemini 3 Flash or Seed-2.0-Mini?

Gemini 3 Flash has the edge for agentic tasks in this comparison, averaging 57.5 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, Gemini 3 Flash or Seed-2.0-Mini?

Gemini 3 Flash has the edge for multimodal and grounded tasks in this comparison, averaging 79.6 versus 73.1. Inside this category, OfficeQA Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Gemini 3 Flash or Seed-2.0-Mini?

Gemini 3 Flash has the edge for instruction following in this comparison, averaging 85 versus 80. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Gemini 3 Flash or Seed-2.0-Mini?

Gemini 3 Flash has the edge for multilingual tasks in this comparison, averaging 80.5 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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