Model comparison

GPT-5.4 Pro vs Qwen1.5 4b Chat

GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 28.8 on the Noometry Index.

Last verified . 0 shared benchmarks.

GPT-5.4 Pro OpenAI

58.9

Rank #18 Confirmed

Qwen1.5 4b Chat Alibaba (Qwen)

28.8

Rank #322 Confirmed

Summary

  • The widest gap is in reasoning, where GPT-5.4 Pro leads 70.7 to 18.5.
  • Qwen1.5 4b Chat has downloadable open weights; the other is API-only.

Side by side

GPT-5.4 Pro and Qwen1.5 4b Chat specifications
GPT-5.4 ProQwen1.5 4b Chat
ProviderOpenAIAlibaba (Qwen)
Noometry Index58.928.8
Released2026-03-05—
WeightsProprietaryOpen
Context window1.05M—
Max output128K—
Input $ / M tokens$30—
Output $ / M tokens$180—
Results tracked1613

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Category by category

Coding GPT-5.4 Pro leads

GPT-5.4 Pro: 43.2 (#90), Qwen1.5 4b Chat: 29.1 (#308)

Coding benchmarks
BenchmarkGPT-5.4 ProQwen1.5 4b Chat
WeirdML57.4%—
LMArena Coding—999

Reasoning GPT-5.4 Pro leads

GPT-5.4 Pro: 70.7 (#13), Qwen1.5 4b Chat: 18.5 (#279)

Reasoning benchmarks
BenchmarkGPT-5.4 ProQwen1.5 4b Chat
ARC-AGI-283.3%—
SimpleBench74.1%—
ARC-AGI-194.5%—
CritPt30%—
Chess Puzzles58.6%—
EnigmaEval23.8%—
LMArena Hard Prompts—976
Epoch Capabilities Index158.93—

Math GPT-5.4 Pro leads

GPT-5.4 Pro: 72.4 (#22), Qwen1.5 4b Chat: 30.4 (#234)

Math benchmarks
BenchmarkGPT-5.4 ProQwen1.5 4b Chat
FrontierMath (Tiers 1-3)82.5%—
FrontierMath Tier 458.5%—
LMArena Math—1026
FrontierMath (Feb 2025 set)50%—
FrontierMath Tier 4 (v1)37.5%—

Knowledge GPT-5.4 Pro leads

GPT-5.4 Pro: 68.3 (#7), Qwen1.5 4b Chat: 26.7 (#255)

Knowledge benchmarks
BenchmarkGPT-5.4 ProQwen1.5 4b Chat
GPQA Diamond94.6%—
Humanity's Last Exam44.3%—
SimpleQA Verified46.3%—
Vectara Hallucination Rate8.3%—
LMArena Expert—980

Multilingual Not comparable

GPT-5.4 Pro: —, Qwen1.5 4b Chat: 24.1 (#290)

Multilingual benchmarks
BenchmarkGPT-5.4 ProQwen1.5 4b Chat
LMArena Non-English—979
LMArena Chinese—1024
LMArena German—902
LMArena Russian—952

Instruction Following Not comparable

GPT-5.4 Pro: —, Qwen1.5 4b Chat: 49.0 (#300)

Instruction Following benchmarks
BenchmarkGPT-5.4 ProQwen1.5 4b Chat
LMArena Instruction Following—978

Long Context Not comparable

GPT-5.4 Pro: —, Qwen1.5 4b Chat: 30.1 (#290)

Long Context benchmarks
BenchmarkGPT-5.4 ProQwen1.5 4b Chat
LMArena Longer Query—988

Writing & Preference Not comparable

GPT-5.4 Pro: —, Qwen1.5 4b Chat: 23.8 (#309)

Writing & Preference benchmarks
BenchmarkGPT-5.4 ProQwen1.5 4b Chat
LMArena Text—997
LMArena Creative Writing—969
LMArena Multi-Turn—977

Frequently asked questions

Is GPT-5.4 Pro better than Qwen1.5 4b Chat?

GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 28.8 on the Noometry Index.

Is GPT-5.4 Pro or Qwen1.5 4b Chat better for coding?

GPT-5.4 Pro scores higher on coding benchmarks: 43.2 versus 29.1 in the Noometry coding category.

How many benchmarks do GPT-5.4 Pro and Qwen1.5 4b Chat share?

0 benchmarks have published results for both models. GPT-5.4 Pro has 16 scored results on Noometry and Qwen1.5 4b Chat has 13.

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