Model comparison

GPT-5.1-Codex vs Wizardlm 70b

GPT-5.1-Codex is the stronger model overall, scoring 38.6 to 33.0 on the Noometry Index.

Last verified . 0 shared benchmarks.

GPT-5.1-Codex OpenAI

38.6

Rank #186 Reported

Wizardlm 70b Microsoft

33.0

Rank #249 Confirmed

Summary

  • The widest gap is in coding, where GPT-5.1-Codex leads 41.9 to 31.4.
  • Wizardlm 70b has downloadable open weights; the other is API-only.

Side by side

GPT-5.1-Codex and Wizardlm 70b specifications
GPT-5.1-CodexWizardlm 70b
ProviderOpenAIMicrosoft
Noometry Index38.633.0
Released2025-11-12—
WeightsProprietaryOpen
Context window400K—
Max output128K—
Input $ / M tokens$1.25—
Output $ / M tokens$10—
Results tracked612

Sponsored placements are available on pages like this one. Advertise on Noometry

Category by category

Coding GPT-5.1-Codex leads

GPT-5.1-Codex: 41.9 (#116), Wizardlm 70b: 31.4 (#285)

Coding benchmarks
BenchmarkGPT-5.1-CodexWizardlm 70b
SWE-bench Verified (bash only)66%—
LMArena WebDev1337—
LMArena Coding—1081
ALE-Bench1,245—

Agentic & Tool Use Not comparable

GPT-5.1-Codex: 38.0 (#33), Wizardlm 70b: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5.1-CodexWizardlm 70b
Terminal-Bench60.4%—
METR Time Horizons70.8%—

Reasoning Not comparable

GPT-5.1-Codex: —, Wizardlm 70b: 20.7 (#234)

Reasoning benchmarks
BenchmarkGPT-5.1-CodexWizardlm 70b
LMArena Hard Prompts—1079

Math Wizardlm 70b leads

GPT-5.1-Codex: 30.3 (#235), Wizardlm 70b: 32.2 (#218)

Math benchmarks
BenchmarkGPT-5.1-CodexWizardlm 70b
ProofBench9%—
LMArena Math—1116

Multilingual Not comparable

GPT-5.1-Codex: —, Wizardlm 70b: 29.6 (#265)

Multilingual benchmarks
BenchmarkGPT-5.1-CodexWizardlm 70b
LMArena Non-English—1078
LMArena Chinese—1052
LMArena German—1083
LMArena Russian—1155

Instruction Following Not comparable

GPT-5.1-Codex: —, Wizardlm 70b: 56.3 (#273)

Instruction Following benchmarks
BenchmarkGPT-5.1-CodexWizardlm 70b
LMArena Instruction Following—1093

Long Context Not comparable

GPT-5.1-Codex: —, Wizardlm 70b: 33.3 (#263)

Long Context benchmarks
BenchmarkGPT-5.1-CodexWizardlm 70b
LMArena Longer Query—1097

Writing & Preference Not comparable

GPT-5.1-Codex: —, Wizardlm 70b: 34.8 (#269)

Writing & Preference benchmarks
BenchmarkGPT-5.1-CodexWizardlm 70b
LMArena Text—1120
LMArena Creative Writing—1149
LMArena Multi-Turn—1108

Frequently asked questions

Is GPT-5.1-Codex better than Wizardlm 70b?

GPT-5.1-Codex is the stronger model overall, scoring 38.6 to 33.0 on the Noometry Index.

Is GPT-5.1-Codex or Wizardlm 70b better for coding?

GPT-5.1-Codex scores higher on coding benchmarks: 41.9 versus 31.4 in the Noometry coding category.

How many benchmarks do GPT-5.1-Codex and Wizardlm 70b share?

0 benchmarks have published results for both models. GPT-5.1-Codex has 6 scored results on Noometry and Wizardlm 70b has 12.

Related comparisons

Go deeper