Seed 1.6 vs Qwen3 235B 2507 (Reasoning)

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

Seed 1.6 is clearly ahead on the aggregate, 65 to 42. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Seed 1.6's sharpest advantage is in multimodal & grounded, where it averages 79.6 against 42.1. The single biggest benchmark swing on the page is MMMU-Pro, 80 to 38.

Seed 1.6 gives you the larger context window at 256K, compared with 128K for Qwen3 235B 2507 (Reasoning).

Quick Verdict

Pick Seed 1.6 if you want the stronger benchmark profile. Qwen3 235B 2507 (Reasoning) only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Agentic

Seed 1.6

Seed 1.6

62.3

Qwen3 235B 2507 (Reasoning)

45.9

63
Terminal-Bench 2.0
47
67
BrowseComp
48
58
OSWorld-Verified
43

Coding

Seed 1.6

Seed 1.6

42.4

Qwen3 235B 2507 (Reasoning)

22.8

64
HumanEval
32
46
SWE-bench Verified
16
38
LiveCodeBench
18
46
SWE-bench Pro
29

Multimodal & Grounded

Seed 1.6

Seed 1.6

79.6

Qwen3 235B 2507 (Reasoning)

42.1

80
MMMU-Pro
38
79
OfficeQA Pro
47

Reasoning

Seed 1.6

Seed 1.6

74.5

Qwen3 235B 2507 (Reasoning)

49

69
SimpleQA
38
69
MuSR
36
86
BBH
63
77
LongBench v2
58
78
MRCRv2
58

Knowledge

Seed 1.6

Seed 1.6

56.4

Qwen3 235B 2507 (Reasoning)

34.1

73
MMLU
40
72
GPQA
39
70
SuperGPQA
37
68
OpenBookQA
35
75
MMLU-Pro
51
11
HLE
6
68
FrontierScience
42

Instruction Following

Seed 1.6

Seed 1.6

87

Qwen3 235B 2507 (Reasoning)

68

87
IFEval
68

Multilingual

Seed 1.6

Seed 1.6

83.4

Qwen3 235B 2507 (Reasoning)

58.8

88
MGSM
62
81
MMLU-ProX
57

Mathematics

Seed 1.6

Seed 1.6

75.9

Qwen3 235B 2507 (Reasoning)

48.5

72
AIME 2023
40
74
AIME 2024
42
73
AIME 2025
41
68
HMMT Feb 2023
36
70
HMMT Feb 2024
38
69
HMMT Feb 2025
37
71
BRUMO 2025
39
82
MATH-500
60

Frequently Asked Questions

Which is better, Seed 1.6 or Qwen3 235B 2507 (Reasoning)?

Seed 1.6 is ahead overall, 65 to 42. The biggest single separator in this matchup is MMMU-Pro, where the scores are 80 and 38.

Which is better for knowledge tasks, Seed 1.6 or Qwen3 235B 2507 (Reasoning)?

Seed 1.6 has the edge for knowledge tasks in this comparison, averaging 56.4 versus 34.1. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Seed 1.6 or Qwen3 235B 2507 (Reasoning)?

Seed 1.6 has the edge for coding in this comparison, averaging 42.4 versus 22.8. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Seed 1.6 or Qwen3 235B 2507 (Reasoning)?

Seed 1.6 has the edge for math in this comparison, averaging 75.9 versus 48.5. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Seed 1.6 or Qwen3 235B 2507 (Reasoning)?

Seed 1.6 has the edge for reasoning in this comparison, averaging 74.5 versus 49. Inside this category, MuSR is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Seed 1.6 or Qwen3 235B 2507 (Reasoning)?

Seed 1.6 has the edge for agentic tasks in this comparison, averaging 62.3 versus 45.9. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Seed 1.6 or Qwen3 235B 2507 (Reasoning)?

Seed 1.6 has the edge for multimodal and grounded tasks in this comparison, averaging 79.6 versus 42.1. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Seed 1.6 or Qwen3 235B 2507 (Reasoning)?

Seed 1.6 has the edge for instruction following in this comparison, averaging 87 versus 68. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Seed 1.6 or Qwen3 235B 2507 (Reasoning)?

Seed 1.6 has the edge for multilingual tasks in this comparison, averaging 83.4 versus 58.8. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

Weekly LLM Benchmark Digest

Get notified when new models drop, benchmark scores change, or the leaderboard shifts. One email per week.

Free. No spam. Unsubscribe anytime. We only store derived location metadata for consent routing.