# Kimi K2 (Jul 2025) vs Magistral Medium

> Kimi K2 (Jul 2025) is the stronger model overall, scoring 41.2 to 35.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/kimi-k2-vs-magistral-medium
- Last updated: 2026-10-11
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Kimi K2 (Jul 2025) scores higher in 8 categories and Magistral Medium in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Kimi K2 (Jul 2025) leads 62.3 to 46.3.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 64.4% for Kimi K2 (Jul 2025) and 16.2% for Magistral Medium.
- Kimi K2 (Jul 2025) is cheaper at $0.57 / $2.30 per million input/output tokens, against $2 / $5 for Magistral Medium.

## Snapshot

| | Kimi K2 (Jul 2025) | Magistral Medium |
|---|---|---|
| Provider | Moonshot AI | Mistral AI |
| Noometry Index | 41.2 | 35.2 |
| Rank | 140 | 227 |
| Context | 262K | 262K |
| Input $/M | $0.57 | $2 |
| Output $/M | $2.30 | $5 |
| Weights | Open | Open |

## Coding

- Kimi K2 (Jul 2025): 42.4 (#102)
- Magistral Medium: 39.1 (#161)

| Benchmark | Kimi K2 (Jul 2025) | Magistral Medium |
|---|---|---|
| LMArena Coding | 1399 | 1319 |
| SWE-bench Verified (bash only) | 63.4% | — |
| Aider Polyglot | 59.1% | — |
| SciCode | — | 39.2% |
| GSO | 4.9% | — |
| WeirdML | 42.8% | — |
| ALE-Bench | 597.5 | — |

## Agentic & Tool Use

- Kimi K2 (Jul 2025): 32.4 (#64)
- Magistral Medium: —

| Benchmark | Kimi K2 (Jul 2025) | Magistral Medium |
|---|---|---|
| Terminal-Bench | 35.7% | — |
| Berkeley Function Calling Leaderboard | 59.1% | — |
| METR Time Horizons | 59.2% | — |

## Reasoning

- Kimi K2 (Jul 2025): 23.3 (#179)
- Magistral Medium: 8.6 (#348)

| Benchmark | Kimi K2 (Jul 2025) | Magistral Medium |
|---|---|---|
| Kagi LLM Benchmark | 64.4% | 16.2% |
| LMArena Hard Prompts | 1384 | 1267 |
| ARC-AGI-2 | — | 0% |
| SimpleBench | 26.3% | — |
| ARC-AGI-1 | — | 6.1% |
| CritPt | — | 0.3% |
| Epoch Capabilities Index | 146.01 | — |
| ForecastBench | 60.2 | — |

## Math

- Kimi K2 (Jul 2025): 42.7 (#83)
- Magistral Medium: 35.1 (#189)

| Benchmark | Kimi K2 (Jul 2025) | Magistral Medium |
|---|---|---|
| LMArena Math | 1397 | 1250 |
| Omni-MATH | 65.4% | — |
| FrontierMath (Feb 2025 set) | 21.4% | — |
| FrontierMath Tier 4 (v1) | 0% | — |

## Knowledge

- Kimi K2 (Jul 2025): 37.3 (#157)
- Magistral Medium: 33.5 (#202)

| Benchmark | Kimi K2 (Jul 2025) | Magistral Medium |
|---|---|---|
| LMArena Expert | 1365 | 1223 |
| MMLU-Pro | 81.9% | — |
| Confabulations | 20.4% | — |
| Vectara Hallucination Rate | 17.9% | — |
| GPQA (HELM) | 65.3% | — |

## Multilingual

- Kimi K2 (Jul 2025): 49.6 (#130)
- Magistral Medium: 39.6 (#224)

| Benchmark | Kimi K2 (Jul 2025) | Magistral Medium |
|---|---|---|
| LMArena Non-English | 1372 | 1232 |
| LMArena Chinese | 1415 | 1227 |
| LMArena French | 1379 | 1267 |
| LMArena German | 1387 | 1248 |
| LMArena Japanese | 1349 | 1175 |
| LMArena Korean | 1325 | 1125 |
| LMArena Russian | 1385 | 1224 |
| LMArena Spanish | 1386 | 1271 |

## Instruction Following

- Kimi K2 (Jul 2025): 71.1 (#156)
- Magistral Medium: 66.0 (#211)

| Benchmark | Kimi K2 (Jul 2025) | Magistral Medium |
|---|---|---|
| LMArena Instruction Following | 1348 | 1254 |
| IFEval | 85% | — |

## Long Context

- Kimi K2 (Jul 2025): 41.2 (#145)
- Magistral Medium: 39.3 (#183)

| Benchmark | Kimi K2 (Jul 2025) | Magistral Medium |
|---|---|---|
| LMArena Longer Query | 1353 | 1295 |
| Fiction.LiveBench | 66.7% | — |
| CL-bench | 17.6% | — |

## Writing & Preference

- Kimi K2 (Jul 2025): 62.3 (#78)
- Magistral Medium: 46.3 (#219)

| Benchmark | Kimi K2 (Jul 2025) | Magistral Medium |
|---|---|---|
| LMArena Text | 1380 | 1255 |
| LMArena Creative Writing | 1350 | 1245 |
| LMArena Multi-Turn | 1371 | 1275 |
| Short-Story Creative Writing | 85.6% | — |
| EQ-Bench Creative Writing | 1666 | — |
| WildBench | 86.2% | — |

## FAQ

### Is Kimi K2 (Jul 2025) better than Magistral Medium?

Kimi K2 (Jul 2025) is the stronger model overall, scoring 41.2 to 35.2 on the Noometry Index.

### Which is cheaper, Kimi K2 (Jul 2025) or Magistral Medium?

Kimi K2 (Jul 2025) is cheaper. It lists at $0.57 per million input tokens and $2.30 per million output tokens; Magistral Medium lists at $2 and $5.

### Is Kimi K2 (Jul 2025) or Magistral Medium better for coding?

Kimi K2 (Jul 2025) scores higher on coding benchmarks: 42.4 versus 39.1 in the Noometry coding category.

### Which has the bigger context window?

Both accept 262K tokens.

### How many benchmarks do Kimi K2 (Jul 2025) and Magistral Medium share?

18 benchmarks have published results for both models. Kimi K2 (Jul 2025) has 42 scored results on Noometry and Magistral Medium has 22.