Model comparison

Claude Opus 5.5 vs Wizardlm 70b

Claude Opus 5.5 is the stronger model overall, scoring 68.6 to 33.0 on the Noometry Index.

Last verified . 11 shared benchmarks.

Claude Opus 5.5 Anthropic

68.6

Rank #3 Confirmed

Wizardlm 70b Microsoft

33.0

Rank #249 Confirmed

Summary

  • They share 11 benchmarks with published results for both. Claude Opus 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 math, where Claude Opus 5.5 leads 91.8 to 32.2.
  • Wizardlm 70b has downloadable open weights; the other is API-only.

Side by side

Claude Opus 5.5 and Wizardlm 70b specifications
Claude Opus 5.5Wizardlm 70b
ProviderAnthropicMicrosoft
Noometry Index68.633.0
Released2026-09-22—
WeightsProprietaryOpen
Context window1M—
Max output128K—
Input $ / M tokens$4—
Output $ / M tokens$20—
Results tracked4412

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Category by category

Coding Claude Opus 5.5 leads

Claude Opus 5.5: 71.9 (#3), Wizardlm 70b: 31.4 (#285)

Coding benchmarks
BenchmarkClaude Opus 5.5Wizardlm 70b
LMArena Coding15471081
FrontierCode54.6%—
CursorBench57.8%—
LMArena WebDev1813—
FrontierSWE62.3%—
SciCode66.9%—
MirrorCode77.4%—
ALE-Bench2,147—

Agentic & Tool Use Not comparable

Claude Opus 5.5: 45.3 (#15), Wizardlm 70b: —

Agentic & Tool Use benchmarks
BenchmarkClaude Opus 5.5Wizardlm 70b
APEX-Agents73.5%—
GDP.pdf30.6%—
Vending-Bench 29,235—

Reasoning Claude Opus 5.5 leads

Claude Opus 5.5: 80.2 (#3), Wizardlm 70b: 20.7 (#234)

Reasoning benchmarks
BenchmarkClaude Opus 5.5Wizardlm 70b
LMArena Hard Prompts15351079
ARC-AGI-293.3%—
NYT Connections (extended)88.5%—
ARC-AGI-198.5%—
CritPt31.7%—
EBR-Bench71.4%—
Mystery Game Puzzles71%—
DTBench98.9%—
LMCA68.2%—
Epoch Capabilities Index167.33—

Math Claude Opus 5.5 leads

Claude Opus 5.5: 91.8 (#3), Wizardlm 70b: 32.2 (#218)

Math benchmarks
BenchmarkClaude Opus 5.5Wizardlm 70b
LMArena Math15061116
FrontierMath (Tiers 1-3)91.2%—
FrontierMath Tier 495%—
OTIS Mock AIME 2024-2025100%—
ProofBench100%—
FrontierMath Erdős2.9%—

Knowledge Not comparable

Claude Opus 5.5: 66.4 (#10), Wizardlm 70b: —

Knowledge benchmarks
BenchmarkClaude Opus 5.5Wizardlm 70b
GPQA Diamond90.6%—
SimpleQA Verified72.2%—
LMArena Expert1547—

Multimodal Not comparable

Claude Opus 5.5: 57.8 (#1), Wizardlm 70b: —

Multimodal benchmarks
BenchmarkClaude Opus 5.5Wizardlm 70b
LMArena Vision1321—
Blueprint-Bench 251.2%—
Furniture Assembly83.3%—

Multilingual Claude Opus 5.5 leads

Claude Opus 5.5: 59.1 (#2), Wizardlm 70b: 29.6 (#265)

Multilingual benchmarks
BenchmarkClaude Opus 5.5Wizardlm 70b
LMArena Non-English15071078
LMArena Chinese15881052
LMArena Russian15201155
LMArena French1514—
LMArena German—1083
LMArena Spanish1507—

Instruction Following Claude Opus 5.5 leads

Claude Opus 5.5: 80.0 (#3), Wizardlm 70b: 56.3 (#273)

Instruction Following benchmarks
BenchmarkClaude Opus 5.5Wizardlm 70b
LMArena Instruction Following15371093

Long Context Claude Opus 5.5 leads

Claude Opus 5.5: 47.1 (#19), Wizardlm 70b: 33.3 (#263)

Long Context benchmarks
BenchmarkClaude Opus 5.5Wizardlm 70b
LMArena Longer Query15321097

Writing & Preference Claude Opus 5.5 leads

Claude Opus 5.5: 78.2 (#3), Wizardlm 70b: 34.8 (#269)

Writing & Preference benchmarks
BenchmarkClaude Opus 5.5Wizardlm 70b
LMArena Text15151120
LMArena Creative Writing15331149
LMArena Multi-Turn14991108
EQ-Bench Creative Writing2050—

Frequently asked questions

Is Claude Opus 5.5 better than Wizardlm 70b?

Claude Opus 5.5 is the stronger model overall, scoring 68.6 to 33.0 on the Noometry Index.

Is Claude Opus 5.5 or Wizardlm 70b better for coding?

Claude Opus 5.5 scores higher on coding benchmarks: 71.9 versus 31.4 in the Noometry coding category.

How many benchmarks do Claude Opus 5.5 and Wizardlm 70b share?

11 benchmarks have published results for both models. Claude Opus 5.5 has 44 scored results on Noometry and Wizardlm 70b has 12.

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