Model comparison

GPT-5 Mini vs Qwen3 Coder Next

GPT-5 Mini is the stronger model overall, scoring 41.8 to 34.3 on the Noometry Index. Qwen3 Coder Next costs 2.4× less per token, which makes it the better buy when GPT-5 Mini's lead doesn't matter for your workload.

Last verified . 3 shared benchmarks.

GPT-5 Mini OpenAI

41.8

Rank #128 Confirmed

Qwen3 Coder Next Alibaba (Qwen)

34.3

Rank #232 Reported

Summary

  • They share 3 benchmarks with published results for both. GPT-5 Mini scores higher in 2 categories and Qwen3 Coder Next in 0 categories; 2 gaps are clear of the uncertainty.
  • The widest gap is in coding, where GPT-5 Mini leads 40.1 to 36.3.
  • The biggest single-benchmark swing is WeirdML: 52.7% for GPT-5 Mini and 34.4% for Qwen3 Coder Next.
  • Qwen3 Coder Next is cheaper at $0.12 / $0.80 per million input/output tokens, against $0.25 / $2 for GPT-5 Mini.
  • GPT-5 Mini accepts more context: 400K tokens versus 262K.
  • Qwen3 Coder Next has downloadable open weights; the other is API-only.

Side by side

GPT-5 Mini and Qwen3 Coder Next specifications
GPT-5 MiniQwen3 Coder Next
ProviderOpenAIAlibaba (Qwen)
Noometry Index41.834.3
Released2025-08-072026-02-02
WeightsProprietaryOpen
Context window400K262K
Max output128K66K
Input $ / M tokens$0.25$0.12
Output $ / M tokens$2$0.80
Results tracked603

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Category by category

Coding GPT-5 Mini leads

GPT-5 Mini: 40.1 (#146), Qwen3 Coder Next: 36.3 (#210)

Coding benchmarks
BenchmarkGPT-5 MiniQwen3 Coder Next
SciCode39.2%32.3%
WeirdML52.7%34.4%
SWE-bench Verified64.7%—
SWE-bench Verified (bash only)59.8%—
SWE-bench Multilingual39.7%—
LMArena Coding1406—
ALE-Bench799.77—
AlgoTune1.38—

Agentic & Tool Use Not comparable

GPT-5 Mini: 31.1 (#70), Qwen3 Coder Next: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5 MiniQwen3 Coder Next
Terminal-Bench34.8%—
Berkeley Function Calling Leaderboard55.5%—
Vending-Bench 2-31.18—

Reasoning GPT-5 Mini leads

GPT-5 Mini: 23.9 (#168), Qwen3 Coder Next: 22.4 (#196)

Reasoning benchmarks
BenchmarkGPT-5 MiniQwen3 Coder Next
CritPt0%0%
ARC-AGI-24.4%—
Kagi LLM Benchmark70.3%—
ARC-AGI-154.3%—
Chess Puzzles30%—
EnigmaEval8.2%—
LMArena Hard Prompts1380—
Mystery Game Puzzles10%—
DTBench80.5%—
LMCA34.2%—
Epoch Capabilities Index145.52—
ForecastBench61—

Math Not comparable

GPT-5 Mini: 46.7 (#69), Qwen3 Coder Next: —

Math benchmarks
BenchmarkGPT-5 MiniQwen3 Coder Next
FrontierMath (Tiers 1-3)46.7%—
FrontierMath Tier 412.2%—
OTIS Mock AIME 2024-202586.7%—
ProofBench9%—
Omni-MATH72.2%—
LMArena Math1378—
MATH Level 597.8%—
FrontierMath (Feb 2025 set)27.2%—
FrontierMath Tier 4 (v1)6.3%—

Knowledge Not comparable

GPT-5 Mini: 45.6 (#86), Qwen3 Coder Next: —

Knowledge benchmarks
BenchmarkGPT-5 MiniQwen3 Coder Next
GPQA Diamond75%—
Humanity's Last Exam19.4%—
SimpleQA Verified21.6%—
MMLU-Pro83.5%—
Confabulations13.3%—
Vectara Hallucination Rate12.9%—
GPQA (HELM)75.6%—
LMArena Expert1379—

Multimodal Not comparable

GPT-5 Mini: 35.6 (#85), Qwen3 Coder Next: —

Multimodal benchmarks
BenchmarkGPT-5 MiniQwen3 Coder Next
LMArena Vision1202—
VPCT40.2%—

Multilingual Not comparable

GPT-5 Mini: 48.9 (#137), Qwen3 Coder Next: —

Multilingual benchmarks
BenchmarkGPT-5 MiniQwen3 Coder Next
LMArena Non-English1363—
LMArena Chinese1385—
LMArena French1386—
LMArena German1366—
LMArena Japanese1341—
LMArena Korean1308—
LMArena Russian1362—
LMArena Spanish1355—

Instruction Following Not comparable

GPT-5 Mini: 76.2 (#46), Qwen3 Coder Next: —

Instruction Following benchmarks
BenchmarkGPT-5 MiniQwen3 Coder Next
IFEval92.7%—
LMArena Instruction Following1357—

Long Context Not comparable

GPT-5 Mini: 41.9 (#132), Qwen3 Coder Next: —

Long Context benchmarks
BenchmarkGPT-5 MiniQwen3 Coder Next
Fiction.LiveBench69.4%—
LMArena Longer Query1355—

Writing & Preference Not comparable

GPT-5 Mini: 55.2 (#148), Qwen3 Coder Next: —

Writing & Preference benchmarks
BenchmarkGPT-5 MiniQwen3 Coder Next
LMArena Text1373—
LMArena Creative Writing1325—
Short-Story Creative Writing83.1%—
EQ-Bench Creative Writing1313—
WildBench85.5%—
LMArena Multi-Turn1363—

Frequently asked questions

Is GPT-5 Mini better than Qwen3 Coder Next?

GPT-5 Mini is the stronger model overall, scoring 41.8 to 34.3 on the Noometry Index. Qwen3 Coder Next costs 2.4× less per token, which makes it the better buy when GPT-5 Mini's lead doesn't matter for your workload.

Which is cheaper, GPT-5 Mini or Qwen3 Coder Next?

Qwen3 Coder Next is cheaper. It lists at $0.12 per million input tokens and $0.80 per million output tokens; GPT-5 Mini lists at $0.25 and $2.

Is GPT-5 Mini or Qwen3 Coder Next better for coding?

GPT-5 Mini scores higher on coding benchmarks: 40.1 versus 36.3 in the Noometry coding category.

Which has the bigger context window?

GPT-5 Mini does, with 400K tokens against 262K.

How many benchmarks do GPT-5 Mini and Qwen3 Coder Next share?

3 benchmarks have published results for both models. GPT-5 Mini has 60 scored results on Noometry and Qwen3 Coder Next has 3.

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