Model comparison
Claude Opus 4.5 vs Wizardlm 13b
Claude Opus 4.5 is the stronger model overall, scoring 50.5 to 31.4 on the Noometry Index.
Last verified . 10 shared benchmarks.
MicrosoftSummary
- They share 10 benchmarks with published results for both. Claude Opus 4.5 scores higher in 7 categories and Wizardlm 13b in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Claude Opus 4.5 leads 68.1 to 30.5.
- Wizardlm 13b has downloadable open weights; the other is API-only.
Side by side
| Claude Opus 4.5 | Wizardlm 13b | |
|---|---|---|
| Provider | Anthropic | Microsoft |
| Noometry Index | 50.5 | 31.4 |
| Released | 2025-11-01 | — |
| Weights | Proprietary | Open |
| Context window | 200K | — |
| Max output | 64K | — |
| Input $ / M tokens | $5 | — |
| Output $ / M tokens | $25 | — |
| Results tracked | 69 | 10 |
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Category by category
Coding Claude Opus 4.5 leads
Claude Opus 4.5: 54.8 (#27), Wizardlm 13b: 30.1 (#298)
| Benchmark | Claude Opus 4.5 | Wizardlm 13b |
|---|---|---|
| LMArena Coding | 1504 | 1035 |
| SWE-bench Verified | 76.7% | — |
| SWE-bench Verified (bash only) | 76.8% | — |
| LMArena WebDev | 1494 | — |
| SWE-bench Multilingual | 70.7% | — |
| GSO | 26.5% | — |
| WeirdML | 63.7% | — |
| ALE-Bench | 1,025 | — |
| AlgoTune | 1.77 | — |
Agentic & Tool Use Not comparable
Claude Opus 4.5: 47.3 (#12), Wizardlm 13b: —
| Benchmark | Claude Opus 4.5 | Wizardlm 13b |
|---|---|---|
| Terminal-Bench | 63.1% | — |
| Berkeley Function Calling Leaderboard | 77.5% | — |
| GDPval | 45.5% | — |
| Remote Labor Index | 3.8% | — |
| τ²-bench Airline | 84% | — |
| τ²-bench Banking | 24.7% | — |
| τ²-bench Retail | 79.6% | — |
| τ²-bench Telecom | 92.3% | — |
| Cybench | 82% | — |
| DeepResearch Bench | 54.8% | — |
| OSWorld | 66.3% | — |
| BALROG | 43.5% | — |
| LMArena Search | 1180 | — |
| METR Time Horizons | 75% | — |
| Vending-Bench 2 | 4,967 | — |
Reasoning Claude Opus 4.5 leads
Claude Opus 4.5: 42.6 (#51), Wizardlm 13b: 19.4 (#259)
| Benchmark | Claude Opus 4.5 | Wizardlm 13b |
|---|---|---|
| LMArena Hard Prompts | 1476 | 1018 |
| ARC-AGI-2 | 37.6% | — |
| SimpleBench | 62% | — |
| Kagi LLM Benchmark | 80.2% | — |
| NYT Connections (extended) | 52.5% | — |
| ARC-AGI-1 | 80% | — |
| Chess Puzzles | 12% | — |
| EnigmaEval | 11.9% | — |
| EBR-Bench | 14.3% | — |
| Mystery Game Puzzles | 22% | — |
| DTBench | 89.9% | — |
| LMCA | 44.5% | — |
| Epoch Capabilities Index | 150.09 | — |
| ForecastBench | 60.7 | — |
Math Claude Opus 4.5 leads
Claude Opus 4.5: 38.6 (#132), Wizardlm 13b: 30.2 (#238)
| Benchmark | Claude Opus 4.5 | Wizardlm 13b |
|---|---|---|
| LMArena Math | 1463 | 1017 |
| FrontierMath (Tiers 1-3) | 34.4% | — |
| FrontierMath Tier 4 | 4.9% | — |
| OTIS Mock AIME 2024-2025 | 86.1% | — |
| ProofBench | 36% | — |
| FrontierMath (Feb 2025 set) | 20.7% | — |
| FrontierMath Tier 4 (v1) | 4.2% | — |
Knowledge Not comparable
Claude Opus 4.5: 56.5 (#44), Wizardlm 13b: —
| Benchmark | Claude Opus 4.5 | Wizardlm 13b |
|---|---|---|
| GPQA Diamond | 86% | — |
| Humanity's Last Exam | 25.2% | — |
| SimpleQA Verified | 45.7% | — |
| Vectara Hallucination Rate | 10.9% | — |
| LMArena Expert | 1487 | — |
Multimodal Not comparable
Claude Opus 4.5: 31.4 (#107), Wizardlm 13b: —
| Benchmark | Claude Opus 4.5 | Wizardlm 13b |
|---|---|---|
| GeoBench | 75% | — |
| VPCT | 40% | — |
| Furniture Assembly | 28.3% | — |
| LMArena Document | 1462 | — |
Multilingual Claude Opus 4.5 leads
Claude Opus 4.5: 54.3 (#47), Wizardlm 13b: 27.1 (#277)
| Benchmark | Claude Opus 4.5 | Wizardlm 13b |
|---|---|---|
| LMArena Non-English | 1438 | 1034 |
| LMArena Chinese | 1470 | 1023 |
| LMArena French | 1471 | — |
| LMArena German | 1449 | — |
| LMArena Japanese | 1416 | — |
| LMArena Korean | 1424 | — |
| LMArena Russian | 1447 | — |
| LMArena Spanish | 1458 | — |
Instruction Following Claude Opus 4.5 leads
Claude Opus 4.5: 77.5 (#19), Wizardlm 13b: 53.5 (#285)
| Benchmark | Claude Opus 4.5 | Wizardlm 13b |
|---|---|---|
| LMArena Instruction Following | 1478 | 1048 |
Long Context Claude Opus 4.5 leads
Claude Opus 4.5: 46.5 (#22), Wizardlm 13b: 32.0 (#273)
| Benchmark | Claude Opus 4.5 | Wizardlm 13b |
|---|---|---|
| LMArena Longer Query | 1480 | 1054 |
| CL-bench | 21.1% | — |
Writing & Preference Claude Opus 4.5 leads
Claude Opus 4.5: 68.1 (#28), Wizardlm 13b: 30.5 (#287)
| Benchmark | Claude Opus 4.5 | Wizardlm 13b |
|---|---|---|
| LMArena Text | 1451 | 1077 |
| LMArena Creative Writing | 1445 | 1091 |
| LMArena Multi-Turn | 1466 | 1047 |
| EQ-Bench Creative Writing | 1687 | — |
Frequently asked questions
Is Claude Opus 4.5 better than Wizardlm 13b?
Claude Opus 4.5 is the stronger model overall, scoring 50.5 to 31.4 on the Noometry Index.
Is Claude Opus 4.5 or Wizardlm 13b better for coding?
Claude Opus 4.5 scores higher on coding benchmarks: 54.8 versus 30.1 in the Noometry coding category.
How many benchmarks do Claude Opus 4.5 and Wizardlm 13b share?
10 benchmarks have published results for both models. Claude Opus 4.5 has 69 scored results on Noometry and Wizardlm 13b has 10.