# Kimi K2.7 Code vs Mixtral 8x22B

> Kimi K2.7 Code is the stronger model overall, scoring 43.0 to 26.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/kimi-k2-7-code-vs-mixtral-8x22b
- Last updated: 2026-10-10
- Shared benchmarks: 3

## Summary

- They share 3 benchmarks with published results for both. Kimi K2.7 Code scores higher in 5 categories and Mixtral 8x22B in 0 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Kimi K2.7 Code leads 53.6 to 15.1.
- The biggest single-benchmark swing is GPQA Diamond: 87.9% for Kimi K2.7 Code and 34.1% for Mixtral 8x22B.
- Kimi K2.7 Code is cheaper at $0.95 / $4 per million input/output tokens, against $2 / $6 for Mixtral 8x22B.
- Kimi K2.7 Code accepts more context: 262K tokens versus 64K.

## Snapshot

| | Kimi K2.7 Code | Mixtral 8x22B |
|---|---|---|
| Provider | Moonshot AI | Mistral AI |
| Noometry Index | 43.0 | 26.7 |
| Rank | 90 | 330 |
| Context | 262K | 64K |
| Input $/M | $0.95 | $2 |
| Output $/M | $4 | $6 |
| Weights | Open | Open |

## Coding

- Kimi K2.7 Code: 42.4 (#92)
- Mixtral 8x22B: 23.8 (#324)

| Benchmark | Kimi K2.7 Code | Mixtral 8x22B |
|---|---|---|
| WeirdML | 54.1% | 3.2% |
| DeepSWE | 30.5% | — |
| FrontierCode | 30.1% | — |
| LMArena WebDev | 1473 | — |
| SciCode | 47.5% | — |
| BigCodeBench Instruct | — | 40.6% |
| LMArena Coding | — | 1166 |
| BigCodeBench Complete | — | 50.2% |
| ALE-Bench | 886.23 | — |
| HumanEval+ | — | 72% |
| MBPP+ | — | 64.3% |

## Agentic & Tool Use

- Kimi K2.7 Code: 23.9 (#115)
- Mixtral 8x22B: 22.8 (#119)

| Benchmark | Kimi K2.7 Code | Mixtral 8x22B |
|---|---|---|
| APEX-Agents | 37.6% | — |
| Cybench | — | 7.5% |
| GBAEval | 0.9% | — |
| Vending-Bench 2 | 5,083 | — |

## Reasoning

- Kimi K2.7 Code: 38.2 (#56)
- Mixtral 8x22B: 19.1 (#246)

| Benchmark | Kimi K2.7 Code | Mixtral 8x22B |
|---|---|---|
| Epoch Capabilities Index | 150.01 | 122 |
| SimpleBench | 57.9% | — |
| CritPt | 10% | — |
| Chess Puzzles | 21% | — |
| LMArena Hard Prompts | — | 1150 |
| DTBench | — | 55.1% |
| Surface Evolver Bench | 48.8% | — |
| ForecastBench | — | 56.3 |

## Math

- Kimi K2.7 Code: 52.6 (#39)
- Mixtral 8x22B: 21.2 (#271)

| Benchmark | Kimi K2.7 Code | Mixtral 8x22B |
|---|---|---|
| FrontierMath (Tiers 1-3) | 54% | — |
| FrontierMath Tier 4 | 12.2% | — |
| OTIS Mock AIME 2024-2025 | 95.6% | — |
| Omni-MATH | — | 16.3% |
| LMArena Math | — | 1184 |
| MATH Level 5 | — | 24.2% |

## Knowledge

- Kimi K2.7 Code: 53.6 (#51)
- Mixtral 8x22B: 15.1 (#288)

| Benchmark | Kimi K2.7 Code | Mixtral 8x22B |
|---|---|---|
| GPQA Diamond | 87.9% | 34.1% |
| SimpleQA Verified | 36.5% | — |
| MMLU-Pro | — | 46% |
| GPQA (HELM) | — | 33.4% |
| LMArena Expert | — | 1113 |
| MMLU | — | 77.8% |

## Multilingual

- Kimi K2.7 Code: —
- Mixtral 8x22B: 32.9 (#250)

| Benchmark | Kimi K2.7 Code | Mixtral 8x22B |
|---|---|---|
| LMArena Non-English | — | 1128 |
| LMArena Chinese | — | 1116 |
| LMArena French | — | 1165 |
| LMArena German | — | 1141 |
| LMArena Japanese | — | 1037 |
| LMArena Korean | — | 1056 |
| LMArena Russian | — | 1158 |
| LMArena Spanish | — | 1150 |

## Instruction Following

- Kimi K2.7 Code: —
- Mixtral 8x22B: 57.9 (#261)

| Benchmark | Kimi K2.7 Code | Mixtral 8x22B |
|---|---|---|
| IFEval | — | 72.4% |
| LMArena Instruction Following | — | 1147 |

## Long Context

- Kimi K2.7 Code: —
- Mixtral 8x22B: 34.6 (#242)

| Benchmark | Kimi K2.7 Code | Mixtral 8x22B |
|---|---|---|
| LMArena Longer Query | — | 1144 |

## Writing & Preference

- Kimi K2.7 Code: —
- Mixtral 8x22B: 37.1 (#257)

| Benchmark | Kimi K2.7 Code | Mixtral 8x22B |
|---|---|---|
| LMArena Text | — | 1162 |
| LMArena Creative Writing | — | 1141 |
| WildBench | — | 71.1% |
| LMArena Multi-Turn | — | 1130 |

## FAQ

### Is Kimi K2.7 Code better than Mixtral 8x22B?

Kimi K2.7 Code is the stronger model overall, scoring 43.0 to 26.7 on the Noometry Index.

### Which is cheaper, Kimi K2.7 Code or Mixtral 8x22B?

Kimi K2.7 Code is cheaper. It lists at $0.95 per million input tokens and $4 per million output tokens; Mixtral 8x22B lists at $2 and $6.

### Is Kimi K2.7 Code or Mixtral 8x22B better for coding?

Kimi K2.7 Code scores higher on coding benchmarks: 42.4 versus 23.8 in the Noometry coding category.

### Which has the bigger context window?

Kimi K2.7 Code does, with 262K tokens against 64K.

### How many benchmarks do Kimi K2.7 Code and Mixtral 8x22B share?

3 benchmarks have published results for both models. Kimi K2.7 Code has 19 scored results on Noometry and Mixtral 8x22B has 34.