# GLM-4.5-Air vs Mistral Medium 3.5

> Mistral Medium 3.5 is the stronger model overall, scoring 40.2 to 38.9 on the Noometry Index. GLM-4.5-Air costs 7.1× less per token, which makes it the better buy when Mistral Medium 3.5's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/glm-4-5-air-vs-mistral-medium-3-5
- Last updated: 2026-10-12
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. GLM-4.5-Air scores higher in 1 category and Mistral Medium 3.5 in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GLM-4.5-Air leads 24.1 to 17.3.
- GLM-4.5-Air is cheaper at $0.20 / $1.10 per million input/output tokens, against $1.50 / $7.50 for Mistral Medium 3.5.
- Mistral Medium 3.5 accepts more context: 262K tokens versus 131K.

## Snapshot

| | GLM-4.5-Air | Mistral Medium 3.5 |
|---|---|---|
| Provider | Z.ai (Zhipu) | Mistral AI |
| Noometry Index | 38.9 | 40.2 |
| Rank | 177 | 152 |
| Context | 131K | 262K |
| Input $/M | $0.20 | $1.50 |
| Output $/M | $1.10 | $7.50 |
| Weights | Open | Open |

## Coding

- GLM-4.5-Air: 33.3 (#259)
- Mistral Medium 3.5: 36.0 (#213)

| Benchmark | GLM-4.5-Air | Mistral Medium 3.5 |
|---|---|---|
| LMArena Coding | 1397 | 1461 |
| LMArena WebDev | — | 1264 |
| GSO | 2.9% | — |

## Reasoning

- GLM-4.5-Air: 24.1 (#166)
- Mistral Medium 3.5: 17.3 (#295)

| Benchmark | GLM-4.5-Air | Mistral Medium 3.5 |
|---|---|---|
| Kagi LLM Benchmark | 43% | 41.4% |
| LMArena Hard Prompts | 1379 | 1436 |
| NYT Connections (extended) | — | 12.9% |
| Epoch Capabilities Index | — | 141.35 |
| ForecastBench | 59.2 | — |

## Math

- GLM-4.5-Air: 36.2 (#170)
- Mistral Medium 3.5: 39.1 (#113)

| Benchmark | GLM-4.5-Air | Mistral Medium 3.5 |
|---|---|---|
| LMArena Math | 1396 | 1431 |
| Omni-MATH | 39.1% | — |

## Knowledge

- GLM-4.5-Air: 35.0 (#191)
- Mistral Medium 3.5: 40.0 (#126)

| Benchmark | GLM-4.5-Air | Mistral Medium 3.5 |
|---|---|---|
| LMArena Expert | 1370 | 1432 |
| Humanity's Last Exam | 8.1% | — |
| MMLU-Pro | 76.2% | — |
| Vectara Hallucination Rate | 9.3% | — |
| GPQA (HELM) | 59.4% | — |

## Multimodal

- GLM-4.5-Air: —
- Mistral Medium 3.5: 38.3 (#65)

| Benchmark | GLM-4.5-Air | Mistral Medium 3.5 |
|---|---|---|
| LMArena Vision | — | 1223 |

## Multilingual

- GLM-4.5-Air: 49.1 (#135)
- Mistral Medium 3.5: 51.9 (#100)

| Benchmark | GLM-4.5-Air | Mistral Medium 3.5 |
|---|---|---|
| LMArena Non-English | 1366 | 1404 |
| LMArena Chinese | 1426 | 1442 |
| LMArena French | 1399 | 1448 |
| LMArena German | 1377 | 1451 |
| LMArena Korean | 1308 | 1385 |
| LMArena Russian | 1373 | 1395 |
| LMArena Spanish | 1386 | 1409 |
| LMArena Japanese | 1348 | — |

## Instruction Following

- GLM-4.5-Air: 69.6 (#171)
- Mistral Medium 3.5: 74.6 (#90)

| Benchmark | GLM-4.5-Air | Mistral Medium 3.5 |
|---|---|---|
| LMArena Instruction Following | 1354 | 1415 |
| IFEval | 81.2% | — |

## Long Context

- GLM-4.5-Air: 41.6 (#135)
- Mistral Medium 3.5: 43.2 (#103)

| Benchmark | GLM-4.5-Air | Mistral Medium 3.5 |
|---|---|---|
| LMArena Longer Query | 1366 | 1415 |

## Writing & Preference

- GLM-4.5-Air: 55.9 (#139)
- Mistral Medium 3.5: 58.5 (#117)

| Benchmark | GLM-4.5-Air | Mistral Medium 3.5 |
|---|---|---|
| LMArena Text | 1384 | 1421 |
| LMArena Creative Writing | 1343 | 1374 |
| LMArena Multi-Turn | 1371 | 1423 |
| WildBench | 78.9% | — |
| EQ-Bench 4 | — | 993 |

## FAQ

### Is GLM-4.5-Air better than Mistral Medium 3.5?

Mistral Medium 3.5 is the stronger model overall, scoring 40.2 to 38.9 on the Noometry Index. GLM-4.5-Air costs 7.1× less per token, which makes it the better buy when Mistral Medium 3.5's lead doesn't matter for your workload.

### Which is cheaper, GLM-4.5-Air or Mistral Medium 3.5?

GLM-4.5-Air is cheaper. It lists at $0.20 per million input tokens and $1.10 per million output tokens; Mistral Medium 3.5 lists at $1.50 and $7.50.

### Is GLM-4.5-Air or Mistral Medium 3.5 better for coding?

Mistral Medium 3.5 scores higher on coding benchmarks: 36.0 versus 33.3 in the Noometry coding category.

### Which has the bigger context window?

Mistral Medium 3.5 does, with 262K tokens against 131K.

### How many benchmarks do GLM-4.5-Air and Mistral Medium 3.5 share?

17 benchmarks have published results for both models. GLM-4.5-Air has 27 scored results on Noometry and Mistral Medium 3.5 has 22.