# Claude 3.5 Sonnet vs Magistral Medium

> Claude 3.5 Sonnet and Magistral Medium score almost the same on the Noometry Index (34.4 vs 34.8), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/claude-3-5-sonnet-vs-magistral-medium
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Claude 3.5 Sonnet scores higher in 6 categories and Magistral Medium in 2 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in math, where Magistral Medium leads 32.4 to 18.0.
- Magistral Medium has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| Provider | Anthropic | Mistral AI |
| Noometry Index | 34.4 | 34.8 |
| Rank | 225 | 224 |
| Context | — | 128K |
| Input $/M | — | $2 |
| Output $/M | — | $5 |
| Weights | Proprietary | Open |

## Coding

- Claude 3.5 Sonnet: 39.5 (#145)
- Magistral Medium: 38.6 (#161)

| Benchmark | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| LMArena Coding | 1343 | 1319 |
| Aider Polyglot | 51.6% | — |
| SciCode | — | 39.2% |
| GSO | 4.6% | — |
| WeirdML | 40% | — |
| BigCodeBench Instruct | 46.8% | — |
| LiveBench Coding | 67.1% | — |
| BigCodeBench Complete | 58.6% | — |
| CadEval | 48% | — |
| HumanEval+ | 81.7% | — |
| MBPP+ | 74.3% | — |

## Agentic & Tool Use

- Claude 3.5 Sonnet: 32.1 (#61)
- Magistral Medium: —

| Benchmark | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| TheAgentCompany | 24% | — |
| Cybench | 17.5% | — |
| BALROG | 32.6% | — |
| METR Time Horizons | 45.2% | — |

## Reasoning

- Claude 3.5 Sonnet: 22.5 (#176)
- Magistral Medium: 8.7 (#342)

| Benchmark | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| LMArena Hard Prompts | 1305 | 1267 |
| ARC-AGI-2 | — | 0% |
| SimpleBench | 41.4% | — |
| Kagi LLM Benchmark | — | 16.2% |
| ARC-AGI-1 | — | 6.1% |
| CritPt | — | 0.3% |
| EnigmaEval | 0.9% | — |
| LiveBench Reasoning | 56.7% | — |
| DTBench | 67.8% | — |
| LiveBench Data Analysis | 55% | — |
| Epoch Capabilities Index | 133.55 | — |
| ForecastBench | 60.7 | — |
| LiveBench | 59% | — |

## Math

- Claude 3.5 Sonnet: 18.0 (#282)
- Magistral Medium: 32.4 (#187)

| Benchmark | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| LMArena Math | 1306 | 1249 |
| OTIS Mock AIME 2024-2025 | 8.5% | — |
| Omni-MATH | 27.6% | — |
| LiveBench Math | 52.3% | — |
| MATH Level 5 | 56.9% | — |
| FrontierMath (Feb 2025 set) | 2.1% | — |
| FrontierMath Tier 4 (v1) | 0% | — |

## Knowledge

- Claude 3.5 Sonnet: 28.5 (#236)
- Magistral Medium: 32.9 (#199)

| Benchmark | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| LMArena Expert | 1264 | 1222 |
| GPQA Diamond | 55.3% | — |
| Humanity's Last Exam | 4.1% | — |
| MMLU-Pro | 77.7% | — |
| Confabulations | 19.9% | — |
| GPQA (HELM) | 56.5% | — |
| MMLU | 87.3% | — |

## Multimodal

- Claude 3.5 Sonnet: 26.0 (#115)
- Magistral Medium: —

| Benchmark | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| LMArena Vision | 1125 | — |
| Video-MME | 60% | — |
| GeoBench | 62% | — |
| VPCT | 33% | — |

## Multilingual

- Claude 3.5 Sonnet: 43.4 (#180)
- Magistral Medium: 39.8 (#219)

| Benchmark | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| LMArena Non-English | 1283 | 1232 |
| LMArena Chinese | 1271 | 1225 |
| LMArena French | 1304 | 1268 |
| LMArena German | 1297 | 1248 |
| LMArena Japanese | 1234 | 1176 |
| LMArena Korean | 1200 | 1125 |
| LMArena Russian | 1305 | 1224 |
| LMArena Spanish | 1289 | 1269 |

## Instruction Following

- Claude 3.5 Sonnet: 69.0 (#177)
- Magistral Medium: 66.2 (#207)

| Benchmark | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| LMArena Instruction Following | 1297 | 1254 |
| LiveBench Instruction Following | 69.3% | — |
| IFEval | 85.5% | — |

## Long Context

- Claude 3.5 Sonnet: 39.9 (#162)
- Magistral Medium: 39.3 (#178)

| Benchmark | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| LMArena Longer Query | 1311 | 1295 |

## Writing & Preference

- Claude 3.5 Sonnet: 53.0 (#159)
- Magistral Medium: 46.5 (#214)

| Benchmark | Claude 3.5 Sonnet | Magistral Medium |
|---|---|---|
| LMArena Text | 1298 | 1255 |
| LMArena Creative Writing | 1292 | 1245 |
| LMArena Multi-Turn | 1326 | 1275 |
| Short-Story Creative Writing | 80.3% | — |
| EQ-Bench Creative Writing | 1451 | — |
| WildBench | 79.2% | — |
| LiveBench Language | 53.8% | — |

## FAQ

### Is Claude 3.5 Sonnet better than Magistral Medium?

Claude 3.5 Sonnet and Magistral Medium score almost the same on the Noometry Index (34.4 vs 34.8), so choose on price, context window or the category you care about most.

### Is Claude 3.5 Sonnet or Magistral Medium better for coding?

They score almost the same on coding (39.5 vs 38.6); test both on your own repository before choosing.

### How many benchmarks do Claude 3.5 Sonnet and Magistral Medium share?

17 benchmarks have published results for both models. Claude 3.5 Sonnet has 60 scored results on Noometry and Magistral Medium has 22.