# Claude Fable 5.1 vs Wizardlm 13b

> Claude Fable 5.1 is the stronger model overall, scoring 68.5 to 30.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-fable-5-1-vs-wizardlm-13b
- Last updated: 2026-10-10
- Shared benchmarks: 10

## Summary

- They share 10 benchmarks with published results for both. Claude Fable 5.1 scores higher in 7 categories and Wizardlm 13b in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Fable 5.1 leads 89.5 to 27.8.
- Wizardlm 13b has downloadable open weights; the other is API-only.

## Snapshot

| | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| Provider | Anthropic | Microsoft |
| Noometry Index | 68.5 | 30.8 |
| Rank | 2 | 272 |
| Context | 1M | — |
| Input $/M | $10 | — |
| Output $/M | $50 | — |
| Weights | Proprietary | Open |

## Coding

- Claude Fable 5.1: 70.5 (#2)
- Wizardlm 13b: 29.6 (#293)

| Benchmark | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| LMArena Coding | 1523 | 1035 |
| FrontierCode | 50.9% | — |
| CursorBench | 51.8% | — |
| LMArena WebDev | 1753 | — |
| FrontierSWE | 56.3% | — |
| SciCode | 63.1% | — |
| WeirdML | 92.9% | — |
| MirrorCode | 73.3% | — |
| ALE-Bench | 2,143 | — |

## Agentic & Tool Use

- Claude Fable 5.1: 50.8 (#5)
- Wizardlm 13b: —

| Benchmark | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| APEX-Agents | 68.6% | — |
| Remote Labor Index | 17.9% | — |
| GDP.pdf | 29.6% | — |
| Vending-Bench 2 | 5,422 | — |

## Reasoning

- Claude Fable 5.1: 76.7 (#5)
- Wizardlm 13b: 18.5 (#265)

| Benchmark | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| LMArena Hard Prompts | 1526 | 1018 |
| ARC-AGI-2 | 90% | — |
| NYT Connections (extended) | 90% | — |
| ARC-AGI-1 | 97.5% | — |
| CritPt | 31.1% | — |
| Chess Puzzles | 47% | — |
| EBR-Bench | 57.1% | — |
| Mystery Game Puzzles | 58% | — |
| DTBench | 97.6% | — |
| LMCA | 65.5% | — |
| Epoch Capabilities Index | 165 | — |

## Math

- Claude Fable 5.1: 89.5 (#3)
- Wizardlm 13b: 27.8 (#235)

| Benchmark | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| LMArena Math | 1519 | 1017 |
| FrontierMath (Tiers 1-3) | 90.2% | — |
| FrontierMath Tier 4 | 87.8% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 100% | — |
| FrontierMath Erdős | 0% | — |

## Knowledge

- Claude Fable 5.1: 69.3 (#5)
- Wizardlm 13b: —

| Benchmark | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| Humanity's Last Exam | 46.5% | — |
| SimpleQA Verified | 70.8% | — |
| LMArena Expert | 1528 | — |

## Multimodal

- Claude Fable 5.1: 54.1 (#4)
- Wizardlm 13b: —

| Benchmark | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| LMArena Vision | 1319 | — |
| Blueprint-Bench 2 | 41.9% | — |
| Furniture Assembly | 70% | — |
| LMArena Document | 1513 | — |

## Multilingual

- Claude Fable 5.1: 59.5 (#2)
- Wizardlm 13b: 27.3 (#272)

| Benchmark | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| LMArena Non-English | 1509 | 1034 |
| LMArena Chinese | 1589 | 1023 |
| LMArena French | 1532 | — |
| LMArena German | 1495 | — |
| LMArena Japanese | 1565 | — |
| LMArena Russian | 1525 | — |
| LMArena Spanish | 1503 | — |

## Instruction Following

- Claude Fable 5.1: 79.3 (#6)
- Wizardlm 13b: 53.7 (#280)

| Benchmark | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| LMArena Instruction Following | 1515 | 1049 |

## Long Context

- Claude Fable 5.1: 46.8 (#19)
- Wizardlm 13b: 32.0 (#268)

| Benchmark | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| LMArena Longer Query | 1524 | 1054 |

## Writing & Preference

- Claude Fable 5.1: 79.3 (#1)
- Wizardlm 13b: 30.7 (#282)

| Benchmark | Claude Fable 5.1 | Wizardlm 13b |
|---|---|---|
| LMArena Text | 1511 | 1077 |
| LMArena Creative Writing | 1507 | 1090 |
| LMArena Multi-Turn | 1492 | 1047 |
| EQ-Bench Creative Writing | 2162 | — |

## FAQ

### Is Claude Fable 5.1 better than Wizardlm 13b?

Claude Fable 5.1 is the stronger model overall, scoring 68.5 to 30.8 on the Noometry Index.

### Is Claude Fable 5.1 or Wizardlm 13b better for coding?

Claude Fable 5.1 scores higher on coding benchmarks: 70.5 versus 29.6 in the Noometry coding category.

### How many benchmarks do Claude Fable 5.1 and Wizardlm 13b share?

10 benchmarks have published results for both models. Claude Fable 5.1 has 50 scored results on Noometry and Wizardlm 13b has 10.