Model comparison

Seed 2.0 Pro vs Qwen3-Coder 480B-A35B Instruct

Seed 2.0 Pro is the stronger model overall, scoring 42.5 to 37.7 on the Noometry Index.

Last verified . 17 shared benchmarks.

Seed 2.0 Pro ByteDance Seed

42.5

Rank #97 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Seed 2.0 Pro scores higher in 7 categories and Qwen3-Coder 480B-A35B Instruct in 1 category; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Seed 2.0 Pro leads 63.0 to 55.5.
  • Seed 2.0 Pro is cheaper at $0.50 / $3 per million input/output tokens, against $1.50 / $7.50 for Qwen3-Coder 480B-A35B Instruct.
  • Qwen3-Coder 480B-A35B Instruct accepts more context: 262K tokens versus 256K.
  • Qwen3-Coder 480B-A35B Instruct has downloadable open weights; the other is API-only.

Side by side

Seed 2.0 Pro and Qwen3-Coder 480B-A35B Instruct specifications
Seed 2.0 ProQwen3-Coder 480B-A35B Instruct
ProviderByteDance SeedAlibaba (Qwen)
Noometry Index42.537.7
Released2026-02-142025-04
WeightsProprietaryOpen
Context window256K262K
Max output128K66K
Input $ / M tokens$0.50$1.50
Output $ / M tokens$3$7.50
Results tracked2025

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Category by category

Coding Seed 2.0 Pro leads

Seed 2.0 Pro: 42.9 (#84), Qwen3-Coder 480B-A35B Instruct: 36.2 (#199)

Coding benchmarks
BenchmarkSeed 2.0 ProQwen3-Coder 480B-A35B Instruct
LMArena Coding14721413
SWE-bench Verified (bash only)—55.4%
LMArena WebDev—1275
GSO—4.9%
WeirdML—41.2%
ALE-Bench—461.45
AlgoTune—1.44

Agentic & Tool Use Not comparable

Seed 2.0 Pro: —, Qwen3-Coder 480B-A35B Instruct: 23.7 (#116)

Agentic & Tool Use benchmarks
BenchmarkSeed 2.0 ProQwen3-Coder 480B-A35B Instruct
Terminal-Bench—27.2%

Reasoning Qwen3-Coder 480B-A35B Instruct leads

Seed 2.0 Pro: 23.1 (#167), Qwen3-Coder 480B-A35B Instruct: 24.7 (#141)

Reasoning benchmarks
BenchmarkSeed 2.0 ProQwen3-Coder 480B-A35B Instruct
LMArena Hard Prompts14531372
Kagi LLM Benchmark—49.5%
NYT Connections (extended)28.4%—
Thematic Generalization57.1%—

Math Seed 2.0 Pro leads

Seed 2.0 Pro: 36.5 (#110), Qwen3-Coder 480B-A35B Instruct: 34.9 (#151)

Math benchmarks
BenchmarkSeed 2.0 ProQwen3-Coder 480B-A35B Instruct
LMArena Math14401364

Knowledge Seed 2.0 Pro leads

Seed 2.0 Pro: 39.6 (#119), Qwen3-Coder 480B-A35B Instruct: 36.4 (#159)

Knowledge benchmarks
BenchmarkSeed 2.0 ProQwen3-Coder 480B-A35B Instruct
LMArena Expert14401337

Multimodal Not comparable

Seed 2.0 Pro: 40.8 (#34), Qwen3-Coder 480B-A35B Instruct: —

Multimodal benchmarks
BenchmarkSeed 2.0 ProQwen3-Coder 480B-A35B Instruct
LMArena Vision1275—

Multilingual Seed 2.0 Pro leads

Seed 2.0 Pro: 54.8 (#37), Qwen3-Coder 480B-A35B Instruct: 47.8 (#143)

Multilingual benchmarks
BenchmarkSeed 2.0 ProQwen3-Coder 480B-A35B Instruct
LMArena Non-English14421345
LMArena Chinese14901356
LMArena French14701394
LMArena German14431324
LMArena Japanese14081309
LMArena Korean14121307
LMArena Russian14501367
LMArena Spanish14601360

Instruction Following Seed 2.0 Pro leads

Seed 2.0 Pro: 74.7 (#86), Qwen3-Coder 480B-A35B Instruct: 71.8 (#142)

Instruction Following benchmarks
BenchmarkSeed 2.0 ProQwen3-Coder 480B-A35B Instruct
LMArena Instruction Following14141356

Long Context Seed 2.0 Pro leads

Seed 2.0 Pro: 43.6 (#85), Qwen3-Coder 480B-A35B Instruct: 42.0 (#126)

Long Context benchmarks
BenchmarkSeed 2.0 ProQwen3-Coder 480B-A35B Instruct
LMArena Longer Query14281379

Writing & Preference Seed 2.0 Pro leads

Seed 2.0 Pro: 63.0 (#66), Qwen3-Coder 480B-A35B Instruct: 55.5 (#142)

Writing & Preference benchmarks
BenchmarkSeed 2.0 ProQwen3-Coder 480B-A35B Instruct
LMArena Text14481356
LMArena Creative Writing14061333
LMArena Multi-Turn14411365

Frequently asked questions

Is Seed 2.0 Pro better than Qwen3-Coder 480B-A35B Instruct?

Seed 2.0 Pro is the stronger model overall, scoring 42.5 to 37.7 on the Noometry Index.

Which is cheaper, Seed 2.0 Pro or Qwen3-Coder 480B-A35B Instruct?

Seed 2.0 Pro is cheaper. It lists at $0.50 per million input tokens and $3 per million output tokens; Qwen3-Coder 480B-A35B Instruct lists at $1.50 and $7.50.

Is Seed 2.0 Pro or Qwen3-Coder 480B-A35B Instruct better for coding?

Seed 2.0 Pro scores higher on coding benchmarks: 42.9 versus 36.2 in the Noometry coding category.

Which has the bigger context window?

Qwen3-Coder 480B-A35B Instruct does, with 262K tokens against 256K.

How many benchmarks do Seed 2.0 Pro and Qwen3-Coder 480B-A35B Instruct share?

17 benchmarks have published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and Qwen3-Coder 480B-A35B Instruct has 25.

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