Noometry

Model comparison

Claude Opus 4.5 vs Qwen3-Coder 480B-A35B Instruct

Claude Opus 4.5 is the stronger model overall, scoring 50.5 to 38.1 on the Noometry Index. Qwen3-Coder 480B-A35B Instruct costs 3.3× less per token, which makes it the better buy when Claude Opus 4.5's lead doesn't matter for your workload.

Last verified . 25 shared benchmarks.

Claude Opus 4.5 Anthropic

50.5

Rank #47 Confirmed

Qwen3-Coder 480B-A35B Instruct Alibaba (Qwen)

38.1

Rank #190 Confirmed

Summary

  • They share 25 benchmarks with published results for both. Claude Opus 4.5 scores higher in 9 categories and Qwen3-Coder 480B-A35B Instruct in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in agentic & tool use, where Claude Opus 4.5 leads 47.3 to 23.9.
  • The biggest single-benchmark swing is Terminal-Bench: 63.1% for Claude Opus 4.5 and 27.2% for Qwen3-Coder 480B-A35B Instruct.
  • Qwen3-Coder 480B-A35B Instruct is cheaper at $1.50 / $7.50 per million input/output tokens, against $5 / $25 for Claude Opus 4.5.
  • Qwen3-Coder 480B-A35B Instruct accepts more context: 262K tokens versus 200K.
  • Qwen3-Coder 480B-A35B Instruct has downloadable open weights; the other is API-only.

Side by side

Claude Opus 4.5Qwen3-Coder 480B-A35B Instruct
ProviderAnthropicAlibaba (Qwen)
Noometry Index50.538.1
Released2025-11-012025-04
WeightsProprietaryOpen
Context window200K262K
Max output64K66K
Input $ / M tokens$5$1.50
Output $ / M tokens$25$7.50
Results tracked6925

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Category by category

Coding Claude Opus 4.5 leads

Claude Opus 4.5: 54.8 (#27), Qwen3-Coder 480B-A35B Instruct: 35.5 (#223)

BenchmarkClaude Opus 4.5Qwen3-Coder 480B-A35B Instruct
SWE-bench Verified (bash only)76.8%55.4%
LMArena WebDev14941275
GSO26.5%4.9%
WeirdML63.7%41.2%
LMArena Coding15041412
ALE-Bench1,025461.45
AlgoTune1.771.44
SWE-bench Verified76.7%—
SWE-bench Multilingual70.7%—

Agentic & Tool Use Claude Opus 4.5 leads

Claude Opus 4.5: 47.3 (#12), Qwen3-Coder 480B-A35B Instruct: 23.9 (#123)

BenchmarkClaude Opus 4.5Qwen3-Coder 480B-A35B Instruct
Terminal-Bench63.1%27.2%
Berkeley Function Calling Leaderboard77.5%—
GDPval45.5%—
Remote Labor Index3.8%—
τ²-bench Airline84%—
τ²-bench Banking24.7%—
τ²-bench Retail79.6%—
τ²-bench Telecom92.3%—
Cybench82%—
DeepResearch Bench54.8%—
OSWorld66.3%—
BALROG43.5%—
LMArena Search1180—
METR Time Horizons75%—
Vending-Bench 24,967—

Reasoning Claude Opus 4.5 leads

Claude Opus 4.5: 42.6 (#51), Qwen3-Coder 480B-A35B Instruct: 25.5 (#149)

BenchmarkClaude Opus 4.5Qwen3-Coder 480B-A35B Instruct
Kagi LLM Benchmark80.2%49.5%
LMArena Hard Prompts14761372
ARC-AGI-237.6%—
SimpleBench62%—
NYT Connections (extended)52.5%—
ARC-AGI-180%—
Chess Puzzles12%—
EnigmaEval11.9%—
EBR-Bench14.3%—
Mystery Game Puzzles22%—
DTBench89.9%—
LMCA44.5%—
Epoch Capabilities Index150.09—
ForecastBench60.7—

Math Claude Opus 4.5 leads

Claude Opus 4.5: 38.6 (#132), Qwen3-Coder 480B-A35B Instruct: 37.6 (#150)

BenchmarkClaude Opus 4.5Qwen3-Coder 480B-A35B Instruct
LMArena Math14631365
FrontierMath (Tiers 1-3)34.4%—
FrontierMath Tier 44.9%—
OTIS Mock AIME 2024-202586.1%—
ProofBench36%—
FrontierMath (Feb 2025 set)20.7%—
FrontierMath Tier 4 (v1)4.2%—

Knowledge Claude Opus 4.5 leads

Claude Opus 4.5: 56.5 (#44), Qwen3-Coder 480B-A35B Instruct: 37.0 (#162)

BenchmarkClaude Opus 4.5Qwen3-Coder 480B-A35B Instruct
LMArena Expert14871338
GPQA Diamond86%—
Humanity's Last Exam25.2%—
SimpleQA Verified45.7%—
Vectara Hallucination Rate10.9%—

Multimodal Not comparable

Claude Opus 4.5: 31.4 (#107), Qwen3-Coder 480B-A35B Instruct: —

BenchmarkClaude Opus 4.5Qwen3-Coder 480B-A35B Instruct
GeoBench75%—
VPCT40%—
Furniture Assembly28.3%—
LMArena Document1462—

Multilingual Claude Opus 4.5 leads

Claude Opus 4.5: 54.3 (#47), Qwen3-Coder 480B-A35B Instruct: 47.7 (#148)

BenchmarkClaude Opus 4.5Qwen3-Coder 480B-A35B Instruct
LMArena Non-English14381346
LMArena Chinese14701357
LMArena French14711398
LMArena German14491325
LMArena Japanese14161310
LMArena Korean14241305
LMArena Russian14471366
LMArena Spanish14581360

Instruction Following Claude Opus 4.5 leads

Claude Opus 4.5: 77.5 (#19), Qwen3-Coder 480B-A35B Instruct: 71.6 (#147)

BenchmarkClaude Opus 4.5Qwen3-Coder 480B-A35B Instruct
LMArena Instruction Following14781355

Long Context Claude Opus 4.5 leads

Claude Opus 4.5: 46.5 (#22), Qwen3-Coder 480B-A35B Instruct: 42.0 (#131)

BenchmarkClaude Opus 4.5Qwen3-Coder 480B-A35B Instruct
LMArena Longer Query14801378
CL-bench21.1%—

Writing & Preference Claude Opus 4.5 leads

Claude Opus 4.5: 68.1 (#28), Qwen3-Coder 480B-A35B Instruct: 55.3 (#147)

BenchmarkClaude Opus 4.5Qwen3-Coder 480B-A35B Instruct
LMArena Text14511357
LMArena Creative Writing14451333
LMArena Multi-Turn14661365
EQ-Bench Creative Writing1687—

Frequently asked questions

Is Claude Opus 4.5 better than Qwen3-Coder 480B-A35B Instruct?

Claude Opus 4.5 is the stronger model overall, scoring 50.5 to 38.1 on the Noometry Index. Qwen3-Coder 480B-A35B Instruct costs 3.3× less per token, which makes it the better buy when Claude Opus 4.5's lead doesn't matter for your workload.

Which is cheaper, Claude Opus 4.5 or Qwen3-Coder 480B-A35B Instruct?

Qwen3-Coder 480B-A35B Instruct is cheaper. It lists at $1.50 per million input tokens and $7.50 per million output tokens; Claude Opus 4.5 lists at $5 and $25.

Is Claude Opus 4.5 or Qwen3-Coder 480B-A35B Instruct better for coding?

Claude Opus 4.5 scores higher on coding benchmarks: 54.8 versus 35.5 in the Noometry coding category.

Which has the bigger context window?

Qwen3-Coder 480B-A35B Instruct does, with 262K tokens against 200K.

How many benchmarks do Claude Opus 4.5 and Qwen3-Coder 480B-A35B Instruct share?

25 benchmarks have published results for both models. Claude Opus 4.5 has 69 scored results on Noometry and Qwen3-Coder 480B-A35B Instruct has 25.

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