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Qwen3 5 4B

Qwen3 5 4B is an AI model from Alibaba.

Publisher
Alibaba
Family
Qwen
Input
Output
Released
2 Mar 2026

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Notes

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Attribution

Benchmark scores
AAprime-hub
Attribution policy →
Input
$0.03
/1M tok
Output
$0.15
/1M tok
Blended
$0.06
#199/ 461/1M · 3:1
Speed
37
#105/ 461tok/s

Price & speed via Artificial Analysis · ranked across tracked models

Reasoning effortIndexSpeed
Reasoning20.437 t/s
Non-reasoning16.136 t/s

Intelligence Index per reasoning-effort setting, via Artificial Analysis · pricing identical across tiers

Reported on 12 evals across 6 domains - best 87.7% on τ²-bench (Tau²-bench) · #43 of 321

Reported eval scores

12
Battleship34.5
Science Gym Chem84.1
Science Gym Materials75.2
Science Gym Bio69.6
τ²-bench (Tau²-bench)87.7
GPQA Diamond71.2
SciCode18.3
Humanity's Last Exam (HLE)8
Terminal-Bench (Hard)11.4
IFBench33.3
MATH-50073.1