Model comparison

GPT-5.2 Codex vs Qwen1.5-110B

GPT-5.2 Codex is the stronger model overall, scoring 42.6 to 34.2 on the Noometry Index.

Last verified . 0 shared benchmarks.

GPT-5.2 Codex OpenAI

42.6

Rank #111 Reported

Qwen1.5-110B Alibaba (Qwen)

34.2

Rank #234 Confirmed

Summary

  • The widest gap is in coding, where GPT-5.2 Codex leads 45.5 to 33.0.
  • Qwen1.5-110B has downloadable open weights; the other is API-only.

Side by side

GPT-5.2 Codex and Qwen1.5-110B specifications
GPT-5.2 CodexQwen1.5-110B
ProviderOpenAIAlibaba (Qwen)
Noometry Index42.634.2
Released2025-12-182024-04-25
WeightsProprietaryOpen
Context window400K—
Max output128K—
Input $ / M tokens$1.75—
Output $ / M tokens$14—
Results tracked520

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Category by category

Coding GPT-5.2 Codex leads

GPT-5.2 Codex: 45.5 (#71), Qwen1.5-110B: 33.0 (#264)

Coding benchmarks
BenchmarkGPT-5.2 CodexQwen1.5-110B
SWE-bench Verified (bash only)72.8%—
LMArena WebDev1339—
SWE-bench Multilingual66.3%—
BigCodeBench Instruct—35%
LMArena Coding—1184
BigCodeBench Complete—44.4%
ALE-Bench1,300—

Agentic & Tool Use Not comparable

GPT-5.2 Codex: 41.0 (#22), Qwen1.5-110B: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5.2 CodexQwen1.5-110B
Terminal-Bench66.5%—

Reasoning Not comparable

GPT-5.2 Codex: —, Qwen1.5-110B: 22.7 (#189)

Reasoning benchmarks
BenchmarkGPT-5.2 CodexQwen1.5-110B
LMArena Hard Prompts—1168
ForecastBench—57.7

Math Not comparable

GPT-5.2 Codex: —, Qwen1.5-110B: 33.7 (#201)

Math benchmarks
BenchmarkGPT-5.2 CodexQwen1.5-110B
LMArena Math—1185

Knowledge Not comparable

GPT-5.2 Codex: —, Qwen1.5-110B: 31.2 (#219)

Knowledge benchmarks
BenchmarkGPT-5.2 CodexQwen1.5-110B
LMArena Expert—1144

Multilingual Not comparable

GPT-5.2 Codex: —, Qwen1.5-110B: 33.6 (#250)

Multilingual benchmarks
BenchmarkGPT-5.2 CodexQwen1.5-110B
LMArena Non-English—1142
LMArena Chinese—1206
LMArena French—1151
LMArena German—1123
LMArena Japanese—1074
LMArena Korean—1044
LMArena Russian—1118
LMArena Spanish—1142

Instruction Following Not comparable

GPT-5.2 Codex: —, Qwen1.5-110B: 60.3 (#252)

Instruction Following benchmarks
BenchmarkGPT-5.2 CodexQwen1.5-110B
LMArena Instruction Following—1158

Long Context Not comparable

GPT-5.2 Codex: —, Qwen1.5-110B: 35.1 (#242)

Long Context benchmarks
BenchmarkGPT-5.2 CodexQwen1.5-110B
LMArena Longer Query—1157

Writing & Preference Not comparable

GPT-5.2 Codex: —, Qwen1.5-110B: 38.0 (#255)

Writing & Preference benchmarks
BenchmarkGPT-5.2 CodexQwen1.5-110B
LMArena Text—1175
LMArena Creative Writing—1148
LMArena Multi-Turn—1160

Frequently asked questions

Is GPT-5.2 Codex better than Qwen1.5-110B?

GPT-5.2 Codex is the stronger model overall, scoring 42.6 to 34.2 on the Noometry Index.

Is GPT-5.2 Codex or Qwen1.5-110B better for coding?

GPT-5.2 Codex scores higher on coding benchmarks: 45.5 versus 33.0 in the Noometry coding category.

How many benchmarks do GPT-5.2 Codex and Qwen1.5-110B share?

0 benchmarks have published results for both models. GPT-5.2 Codex has 5 scored results on Noometry and Qwen1.5-110B has 20.

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