Model comparison

C4ai Aya Expanse 8b vs Qwen3-Coder 480B-A35B Instruct

Qwen3-Coder 480B-A35B Instruct is the stronger model overall, scoring 38.1 to 34.9 on the Noometry Index.

Last verified . 14 shared benchmarks.

C4ai Aya Expanse 8b Cohere

34.9

Rank #229 Confirmed

Summary

  • They share 14 benchmarks with published results for both. C4ai Aya Expanse 8b scores higher in 0 categories and Qwen3-Coder 480B-A35B Instruct in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Qwen3-Coder 480B-A35B Instruct leads 55.3 to 39.0.

Side by side

C4ai Aya Expanse 8b and Qwen3-Coder 480B-A35B Instruct specifications
C4ai Aya Expanse 8bQwen3-Coder 480B-A35B Instruct
ProviderCohereAlibaba (Qwen)
Noometry Index34.938.1
Released—2025-04
WeightsOpenOpen
Context window—262K
Max output—66K
Input $ / M tokens—$1.50
Output $ / M tokens—$7.50
Results tracked1525

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Category by category

Coding Qwen3-Coder 480B-A35B Instruct leads

C4ai Aya Expanse 8b: 33.8 (#252), Qwen3-Coder 480B-A35B Instruct: 35.5 (#223)

Coding benchmarks
BenchmarkC4ai Aya Expanse 8bQwen3-Coder 480B-A35B Instruct
LMArena Coding11601412
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

C4ai Aya Expanse 8b: —, Qwen3-Coder 480B-A35B Instruct: 23.9 (#123)

Agentic & Tool Use benchmarks
BenchmarkC4ai Aya Expanse 8bQwen3-Coder 480B-A35B Instruct
Terminal-Bench—27.2%

Reasoning Qwen3-Coder 480B-A35B Instruct leads

C4ai Aya Expanse 8b: 22.4 (#197), Qwen3-Coder 480B-A35B Instruct: 25.5 (#149)

Reasoning benchmarks
BenchmarkC4ai Aya Expanse 8bQwen3-Coder 480B-A35B Instruct
LMArena Hard Prompts11561372
Kagi LLM Benchmark—49.5%

Math Qwen3-Coder 480B-A35B Instruct leads

C4ai Aya Expanse 8b: 33.3 (#203), Qwen3-Coder 480B-A35B Instruct: 37.6 (#150)

Math benchmarks
BenchmarkC4ai Aya Expanse 8bQwen3-Coder 480B-A35B Instruct
LMArena Math11681365

Knowledge Qwen3-Coder 480B-A35B Instruct leads

C4ai Aya Expanse 8b: 33.6 (#201), Qwen3-Coder 480B-A35B Instruct: 37.0 (#162)

Knowledge benchmarks
BenchmarkC4ai Aya Expanse 8bQwen3-Coder 480B-A35B Instruct
LMArena Expert11531338
Vectara Hallucination Rate9.5%—

Multilingual Qwen3-Coder 480B-A35B Instruct leads

C4ai Aya Expanse 8b: 36.1 (#242), Qwen3-Coder 480B-A35B Instruct: 47.7 (#148)

Multilingual benchmarks
BenchmarkC4ai Aya Expanse 8bQwen3-Coder 480B-A35B Instruct
LMArena Non-English11801346
LMArena Chinese11811357
LMArena German11881325
LMArena Japanese11201310
LMArena Russian11971366
LMArena French—1398
LMArena Korean—1305
LMArena Spanish—1360

Instruction Following Qwen3-Coder 480B-A35B Instruct leads

C4ai Aya Expanse 8b: 60.1 (#253), Qwen3-Coder 480B-A35B Instruct: 71.6 (#147)

Instruction Following benchmarks
BenchmarkC4ai Aya Expanse 8bQwen3-Coder 480B-A35B Instruct
LMArena Instruction Following11551355

Long Context Qwen3-Coder 480B-A35B Instruct leads

C4ai Aya Expanse 8b: 36.1 (#236), Qwen3-Coder 480B-A35B Instruct: 42.0 (#131)

Long Context benchmarks
BenchmarkC4ai Aya Expanse 8bQwen3-Coder 480B-A35B Instruct
LMArena Longer Query11911378

Writing & Preference Qwen3-Coder 480B-A35B Instruct leads

C4ai Aya Expanse 8b: 39.0 (#250), Qwen3-Coder 480B-A35B Instruct: 55.3 (#147)

Writing & Preference benchmarks
BenchmarkC4ai Aya Expanse 8bQwen3-Coder 480B-A35B Instruct
LMArena Text11851357
LMArena Creative Writing11681333
LMArena Multi-Turn11601365

Frequently asked questions

Is C4ai Aya Expanse 8b better than Qwen3-Coder 480B-A35B Instruct?

Qwen3-Coder 480B-A35B Instruct is the stronger model overall, scoring 38.1 to 34.9 on the Noometry Index.

Is C4ai Aya Expanse 8b or Qwen3-Coder 480B-A35B Instruct better for coding?

Qwen3-Coder 480B-A35B Instruct scores higher on coding benchmarks: 35.5 versus 33.8 in the Noometry coding category.

How many benchmarks do C4ai Aya Expanse 8b and Qwen3-Coder 480B-A35B Instruct share?

14 benchmarks have published results for both models. C4ai Aya Expanse 8b has 15 scored results on Noometry and Qwen3-Coder 480B-A35B Instruct has 25.

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