Model comparison

GPT-5.5 vs Wizardlm 70b

GPT-5.5 is the stronger model overall, scoring 63.4 to 32.4 on the Noometry Index.

Last verified . 12 shared benchmarks.

GPT-5.5 OpenAI

63.4

Rank #8 Confirmed

Wizardlm 70b Microsoft

32.4

Rank #245 Confirmed

Summary

  • They share 12 benchmarks with published results for both. GPT-5.5 scores higher in 7 categories and Wizardlm 70b in 0 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where GPT-5.5 leads 72.7 to 19.8.
  • Wizardlm 70b has downloadable open weights; the other is API-only.

Side by side

GPT-5.5 and Wizardlm 70b specifications
GPT-5.5Wizardlm 70b
ProviderOpenAIMicrosoft
Noometry Index63.432.4
Released2026-04-23—
WeightsProprietaryOpen
Context window1.05M—
Max output128K—
Input $ / M tokens$5—
Output $ / M tokens$30—
Results tracked7112

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Category by category

Coding GPT-5.5 leads

GPT-5.5: 58.3 (#13), Wizardlm 70b: 30.9 (#280)

Coding benchmarks
BenchmarkGPT-5.5Wizardlm 70b
LMArena Coding14941081
SWE-bench Verified80.6%—
DeepSWE67%—
FrontierCode43%—
LMArena WebDev1512—
SciCode56.1%—
GSO40.2%—
WeirdML84.9%—
MirrorCode10%—
ALE-Bench1,943—

Agentic & Tool Use Not comparable

GPT-5.5: 50.7 (#6), Wizardlm 70b: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5.5Wizardlm 70b
Terminal-Bench84.7%—
APEX-Agents55.1%—
OSWorld 2.013%—
Remote Labor Index6.3%—
τ²-bench Banking44.6%—
DeepResearch Bench54%—
PostTrainBench27.2%—
ExploitBench47.4%—
GBAEval53.2%—
GDP.pdf26%—
LMArena Search1242—
Vending-Bench 27,524—

Reasoning GPT-5.5 leads

GPT-5.5: 72.7 (#8), Wizardlm 70b: 19.8 (#231)

Reasoning benchmarks
BenchmarkGPT-5.5Wizardlm 70b
LMArena Hard Prompts14891079
ARC-AGI-285%—
SimpleBench69%—
Kagi LLM Benchmark88.8%—
NYT Connections (extended)96.2%—
ARC-AGI-195%—
CritPt27.1%—
Chess Puzzles54%—
EBR-Bench34.3%—
Mystery Game Puzzles56%—
DTBench96%—
LMCA54.3%—
Surface Evolver Bench88.1%—
Bench to the Future 30.14—
Epoch Capabilities Index159.25—
ForecastBench60.6—

Math GPT-5.5 leads

GPT-5.5: 81.5 (#9), Wizardlm 70b: 29.7 (#216)

Knowledge Not comparable

GPT-5.5: 64.4 (#14), Wizardlm 70b: —

Knowledge benchmarks
BenchmarkGPT-5.5Wizardlm 70b
GPQA Diamond94%—
SimpleQA Verified63%—
Vectara Hallucination Rate9.3%—
LMArena Expert1508—

Multimodal Not comparable

GPT-5.5: 47.1 (#11), Wizardlm 70b: —

Multimodal benchmarks
BenchmarkGPT-5.5Wizardlm 70b
LMArena Vision1297—
Blueprint-Bench 236.2%—
Furniture Assembly44.2%—
LMArena Document1486—

Multilingual GPT-5.5 leads

GPT-5.5: 56.5 (#19), Wizardlm 70b: 29.8 (#260)

Multilingual benchmarks
BenchmarkGPT-5.5Wizardlm 70b
LMArena Non-English14671078
LMArena Chinese15351052
LMArena German14781083
LMArena Russian14731155
LMArena French1486—
LMArena Japanese1498—
LMArena Korean1461—
LMArena Spanish1469—

Instruction Following GPT-5.5 leads

GPT-5.5: 77.7 (#18), Wizardlm 70b: 56.5 (#268)

Instruction Following benchmarks
BenchmarkGPT-5.5Wizardlm 70b
LMArena Instruction Following14791093

Long Context GPT-5.5 leads

GPT-5.5: 48.3 (#12), Wizardlm 70b: 33.3 (#258)

Long Context benchmarks
BenchmarkGPT-5.5Wizardlm 70b
LMArena Longer Query14841097
CL-bench Life22.2%—

Writing & Preference GPT-5.5 leads

GPT-5.5: 72.8 (#13), Wizardlm 70b: 34.9 (#264)

Writing & Preference benchmarks
BenchmarkGPT-5.5Wizardlm 70b
LMArena Text14711120
LMArena Creative Writing14551149
LMArena Multi-Turn14771108
EQ-Bench Creative Writing1844—
EQ-Bench 41315—

Frequently asked questions

Is GPT-5.5 better than Wizardlm 70b?

GPT-5.5 is the stronger model overall, scoring 63.4 to 32.4 on the Noometry Index.

Is GPT-5.5 or Wizardlm 70b better for coding?

GPT-5.5 scores higher on coding benchmarks: 58.3 versus 30.9 in the Noometry coding category.

How many benchmarks do GPT-5.5 and Wizardlm 70b share?

12 benchmarks have published results for both models. GPT-5.5 has 71 scored results on Noometry and Wizardlm 70b has 12.

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