Model comparison

Seed 2.0 Pro vs Qwen3.6 35B-A3B

Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 37.6 on the Noometry Index. Qwen3.6 35B-A3B costs 2.0× less per token, which makes it the better buy when Seed 2.0 Pro's lead doesn't matter for your workload.

Last verified October 10, 2026. 1 shared benchmarks.

Seed 2.0 Pro

ByteDance Seed

43.2

Rank #96 Confirmed

Qwen3.6 35B-A3B

Alibaba (Qwen)

37.6

Rank #201 Confirmed

Summary

They share 1 benchmark with published results for both. Seed 2.0 Pro scores higher in 2 categories and Qwen3.6 35B-A3B in 2 categories; 3 gaps are clear of the uncertainty.
The widest gap is in knowledge, where Qwen3.6 35B-A3B leads 51.3 to 40.2.
The biggest single-benchmark swing is NYT Connections (extended): 28.4% for Seed 2.0 Pro and 41.6% for Qwen3.6 35B-A3B.
Qwen3.6 35B-A3B is cheaper at $0.25 / $1.49 per million input/output tokens, against $0.50 / $3 for Seed 2.0 Pro.
Qwen3.6 35B-A3B accepts more context: 262K tokens versus 256K.
Qwen3.6 35B-A3B has downloadable open weights; the other is API-only.

Side by side

Seed 2.0 Pro and Qwen3.6 35B-A3B specifications
	Seed 2.0 Pro	Qwen3.6 35B-A3B
Provider	ByteDance Seed	Alibaba (Qwen)
Noometry Index	43.2	37.6
Released	2026-02-14	2026-04-01
Weights	Proprietary	Open
Context window	256K	262K
Max output	128K	66K
Input $ / M tokens	$0.50	$0.25
Output $ / M tokens	$3	$1.49
Results tracked	20	14

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Category by category

Coding Seed 2.0 Pro leads

Seed 2.0 Pro: 43.5 (#86), Qwen3.6 35B-A3B: 37.2 (#196)

Coding benchmarks
Benchmark	Seed 2.0 Pro	Qwen3.6 35B-A3B
SciCode	—	35.8%
WeirdML	—	34.5%
LMArena Coding	1472	—

Agentic & Tool Use Not comparable

Seed 2.0 Pro: —, Qwen3.6 35B-A3B: 22.1 (#134)

Agentic & Tool Use benchmarks
Benchmark	Seed 2.0 Pro	Qwen3.6 35B-A3B
Terminal-Bench	—	23%

Reasoning Qwen3.6 35B-A3B leads

Seed 2.0 Pro: 24.1 (#165), Qwen3.6 35B-A3B: 28.0 (#109)

Reasoning benchmarks
Benchmark	Seed 2.0 Pro	Qwen3.6 35B-A3B
NYT Connections (extended)	28.4%	41.6%
CritPt	—	0.3%
Chess Puzzles	—	26%
Thematic Generalization	57.1%	—
LMArena Hard Prompts	1453	—
Mystery Game Puzzles	—	22%
DTBench	—	73.9%
LMCA	—	29.7%
Surface Evolver Bench	—	44.4%
Epoch Capabilities Index	—	143.93

Math Too close to call

Seed 2.0 Pro: 39.3 (#108), Qwen3.6 35B-A3B: 38.9 (#121)

Math benchmarks
Benchmark	Seed 2.0 Pro	Qwen3.6 35B-A3B
FrontierMath (Tiers 1-3)	—	20.4%
OTIS Mock AIME 2024-2025	—	86.7%
LMArena Math	1439	—

Knowledge Qwen3.6 35B-A3B leads

Seed 2.0 Pro: 40.2 (#122), Qwen3.6 35B-A3B: 51.3 (#68)

Knowledge benchmarks
Benchmark	Seed 2.0 Pro	Qwen3.6 35B-A3B
GPQA Diamond	—	84.8%
LMArena Expert	1440	—

Multimodal Not comparable

Seed 2.0 Pro: 41.5 (#35), Qwen3.6 35B-A3B: —

Multimodal benchmarks
Benchmark	Seed 2.0 Pro	Qwen3.6 35B-A3B
LMArena Vision	1274	—

Multilingual Not comparable

Seed 2.0 Pro: 54.5 (#39), Qwen3.6 35B-A3B: —

Multilingual benchmarks
Benchmark	Seed 2.0 Pro	Qwen3.6 35B-A3B
LMArena Non-English	1441	—
LMArena Chinese	1489	—
LMArena French	1471	—
LMArena German	1442	—
LMArena Japanese	1408	—
LMArena Korean	1411	—
LMArena Russian	1449	—
LMArena Spanish	1460	—

Instruction Following Not comparable

Seed 2.0 Pro: 74.5 (#91), Qwen3.6 35B-A3B: —

Instruction Following benchmarks
Benchmark	Seed 2.0 Pro	Qwen3.6 35B-A3B
LMArena Instruction Following	1414	—

Long Context Not comparable

Seed 2.0 Pro: 43.6 (#90), Qwen3.6 35B-A3B: —

Long Context benchmarks
Benchmark	Seed 2.0 Pro	Qwen3.6 35B-A3B
LMArena Longer Query	1428	—

Writing & Preference Not comparable

Seed 2.0 Pro: 62.9 (#69), Qwen3.6 35B-A3B: —

Writing & Preference benchmarks
Benchmark	Seed 2.0 Pro	Qwen3.6 35B-A3B
LMArena Text	1448	—
LMArena Creative Writing	1406	—
LMArena Multi-Turn	1441	—

Frequently asked questions

Is Seed 2.0 Pro better than Qwen3.6 35B-A3B?

Which is cheaper, Seed 2.0 Pro or Qwen3.6 35B-A3B?

Qwen3.6 35B-A3B is cheaper. It lists at $0.25 per million input tokens and $1.49 per million output tokens; Seed 2.0 Pro lists at $0.50 and $3.

Is Seed 2.0 Pro or Qwen3.6 35B-A3B better for coding?

Seed 2.0 Pro scores higher on coding benchmarks: 43.5 versus 37.2 in the Noometry coding category.

Which has the bigger context window?

Qwen3.6 35B-A3B does, with 262K tokens against 256K.

How many benchmarks do Seed 2.0 Pro and Qwen3.6 35B-A3B share?

1 benchmark has published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and Qwen3.6 35B-A3B has 14.