# Claude Fable 5.1 vs Codellama 34b Instruct

> Claude Fable 5.1 is the stronger model overall, scoring 69.0 to 30.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-fable-5-1-vs-codellama-34b-instruct
- 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 Codellama 34b Instruct in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Fable 5.1 leads 89.6 to 31.0.
- Codellama 34b Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| Provider | Anthropic | Meta |
| Noometry Index | 69.0 | 30.8 |
| Rank | 2 | 287 |
| Context | 1M | — |
| Input $/M | $10 | — |
| Output $/M | $50 | — |
| Weights | Proprietary | Open |

## Coding

- Claude Fable 5.1: 74.7 (#1)
- Codellama 34b Instruct: 28.5 (#314)

| Benchmark | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| LMArena Coding | 1528 | 1046 |
| FrontierCode | 50.9% | — |
| CursorBench | 51.8% | — |
| LMArena WebDev | 1744 | — |
| FrontierSWE | 56.3% | — |
| SciCode | 63.1% | — |
| GSO | 88.2% | — |
| WeirdML | 92.9% | — |
| BigCodeBench Instruct | — | 29% |
| MirrorCode | 73.3% | — |
| BigCodeBench Complete | — | 37.1% |
| ALE-Bench | 2,143 | — |
| HumanEval+ | — | 43.9% |
| MBPP+ | — | 56.3% |

## Agentic & Tool Use

- Claude Fable 5.1: 50.7 (#5)
- Codellama 34b Instruct: —

| Benchmark | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| 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 (#7)
- Codellama 34b Instruct: 19.6 (#255)

| Benchmark | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1526 | 1032 |
| 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 | 164.7 | — |

## Math

- Claude Fable 5.1: 89.6 (#4)
- Codellama 34b Instruct: 31.0 (#230)

| Benchmark | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| LMArena Math | 1525 | 1056 |
| 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: 69.6 (#6)
- Codellama 34b Instruct: —

| Benchmark | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| Humanity's Last Exam | 46.5% | — |
| SimpleQA Verified | 70.8% | — |
| LMArena Expert | 1535 | — |

## Multimodal

- Claude Fable 5.1: 53.9 (#4)
- Codellama 34b Instruct: —

| Benchmark | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| LMArena Vision | 1318 | — |
| Blueprint-Bench 2 | 41.9% | — |
| Furniture Assembly | 70% | — |
| LMArena Document | 1513 | — |

## Multilingual

- Claude Fable 5.1: 59.1 (#3)
- Codellama 34b Instruct: 25.8 (#284)

| Benchmark | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| LMArena Non-English | 1507 | 1011 |
| LMArena Chinese | 1586 | 976 |
| LMArena French | 1525 | — |
| LMArena German | 1500 | — |
| LMArena Japanese | 1543 | — |
| LMArena Korean | 1534 | — |
| LMArena Russian | 1521 | — |
| LMArena Spanish | 1516 | — |

## Instruction Following

- Claude Fable 5.1: 79.2 (#6)
- Codellama 34b Instruct: 52.2 (#291)

| Benchmark | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| LMArena Instruction Following | 1517 | 1028 |

## Long Context

- Claude Fable 5.1: 46.7 (#20)
- Codellama 34b Instruct: 30.9 (#284)

| Benchmark | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| LMArena Longer Query | 1522 | 1013 |

## Writing & Preference

- Claude Fable 5.1: 79.2 (#2)
- Codellama 34b Instruct: 28.2 (#297)

| Benchmark | Claude Fable 5.1 | Codellama 34b Instruct |
|---|---|---|
| LMArena Text | 1510 | 1066 |
| LMArena Creative Writing | 1507 | 1032 |
| LMArena Multi-Turn | 1492 | 1015 |
| EQ-Bench Creative Writing | 2162 | — |

## FAQ

### Is Claude Fable 5.1 better than Codellama 34b Instruct?

Claude Fable 5.1 is the stronger model overall, scoring 69.0 to 30.8 on the Noometry Index.

### Is Claude Fable 5.1 or Codellama 34b Instruct better for coding?

Claude Fable 5.1 scores higher on coding benchmarks: 74.7 versus 28.5 in the Noometry coding category.

### How many benchmarks do Claude Fable 5.1 and Codellama 34b Instruct share?

10 benchmarks have published results for both models. Claude Fable 5.1 has 52 scored results on Noometry and Codellama 34b Instruct has 14.