# GLM-5 vs Mistral Medium 3.1

> GLM-5 is the stronger model overall, scoring 46.1 to 31.9 on the Noometry Index. Mistral Medium 3.1 costs 1.9× less per token, which makes it the better buy when GLM-5's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/glm-5-vs-mistral-medium-3-1
- Last updated: 2026-10-11
- Shared benchmarks: 2

## Summary

- They share 2 benchmarks with published results for both. GLM-5 scores higher in 2 categories and Mistral Medium 3.1 in 0 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GLM-5 leads 27.6 to 10.6.
- The biggest single-benchmark swing is NYT Connections (extended): 74.8% for GLM-5 and 6.5% for Mistral Medium 3.1.
- Mistral Medium 3.1 is cheaper at $0.40 / $2 per million input/output tokens, against $1 / $3.20 for GLM-5.
- GLM-5 accepts more context: 205K tokens versus 131K.
- GLM-5 has downloadable open weights; the other is API-only.

## Snapshot

| | GLM-5 | Mistral Medium 3.1 |
|---|---|---|
| Provider | Z.ai (Zhipu) | Mistral AI |
| Noometry Index | 46.1 | 31.9 |
| Rank | 66 | 266 |
| Context | 205K | 131K |
| Input $/M | $1 | $0.40 |
| Output $/M | $3.20 | $2 |
| Weights | Open | Proprietary |

## Coding

- GLM-5: 49.0 (#52)
- Mistral Medium 3.1: —

| Benchmark | GLM-5 | Mistral Medium 3.1 |
|---|---|---|
| SWE-bench Verified | 72.1% | — |
| SWE-bench Verified (bash only) | 72.8% | — |
| LMArena WebDev | 1434 | — |
| SWE-bench Multilingual | 69.7% | — |
| WeirdML | 48.2% | — |
| LMArena Coding | 1461 | — |
| ALE-Bench | 765.62 | — |

## Agentic & Tool Use

- GLM-5: 31.1 (#71)
- Mistral Medium 3.1: —

| Benchmark | GLM-5 | Mistral Medium 3.1 |
|---|---|---|
| Terminal-Bench | 52.4% | — |
| τ²-bench Airline | 82.5% | — |
| τ²-bench Banking | 9.8% | — |
| τ²-bench Retail | 73.7% | — |
| τ²-bench Telecom | 86.8% | — |
| Vending-Bench 2 | 4,432 | — |

## Reasoning

- GLM-5: 27.6 (#116)
- Mistral Medium 3.1: 10.6 (#341)

| Benchmark | GLM-5 | Mistral Medium 3.1 |
|---|---|---|
| NYT Connections (extended) | 74.8% | 6.5% |
| ARC-AGI-2 | 4.9% | — |
| SimpleBench | 53.2% | — |
| Kagi LLM Benchmark | 75% | — |
| ARC-AGI-1 | 44.7% | — |
| Chess Puzzles | 10% | — |
| Thematic Generalization | — | 20.3% |
| LMArena Hard Prompts | 1452 | — |
| Epoch Capabilities Index | 145.83 | — |
| ForecastBench | 61 | — |

## Math

- GLM-5: 46.4 (#71)
- Mistral Medium 3.1: —

| Benchmark | GLM-5 | Mistral Medium 3.1 |
|---|---|---|
| MathArena Final-Answer Competitions | 65.7% | — |
| OTIS Mock AIME 2024-2025 | 80% | — |
| LMArena Math | 1440 | — |
| FrontierMath (Feb 2025 set) | 16.4% | — |
| FrontierMath Tier 4 (v1) | 2.1% | — |

## Knowledge

- GLM-5: 52.3 (#64)
- Mistral Medium 3.1: —

| Benchmark | GLM-5 | Mistral Medium 3.1 |
|---|---|---|
| GPQA Diamond | 87.8% | — |
| Vectara Hallucination Rate | 10.1% | — |
| LMArena Expert | 1454 | — |

## Multilingual

- GLM-5: 53.7 (#58)
- Mistral Medium 3.1: —

| Benchmark | GLM-5 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Non-English | 1430 | — |
| LMArena Chinese | 1511 | — |
| LMArena French | 1455 | — |
| LMArena German | 1445 | — |
| LMArena Japanese | 1416 | — |
| LMArena Korean | 1423 | — |
| LMArena Russian | 1436 | — |
| LMArena Spanish | 1454 | — |

## Instruction Following

- GLM-5: 75.2 (#67)
- Mistral Medium 3.1: —

| Benchmark | GLM-5 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Instruction Following | 1428 | — |

## Long Context

- GLM-5: 44.7 (#60)
- Mistral Medium 3.1: —

| Benchmark | GLM-5 | Mistral Medium 3.1 |
|---|---|---|
| CL-bench | 18.7% | — |
| LMArena Longer Query | 1446 | — |

## Writing & Preference

- GLM-5: 66.0 (#38)
- Mistral Medium 3.1: 55.5 (#145)

| Benchmark | GLM-5 | Mistral Medium 3.1 |
|---|---|---|
| EQ-Bench Creative Writing | 1601 | 1476 |
| LMArena Text | 1446 | — |
| LMArena Creative Writing | 1439 | — |
| LMArena Multi-Turn | 1456 | — |

## FAQ

### Is GLM-5 better than Mistral Medium 3.1?

GLM-5 is the stronger model overall, scoring 46.1 to 31.9 on the Noometry Index. Mistral Medium 3.1 costs 1.9× less per token, which makes it the better buy when GLM-5's lead doesn't matter for your workload.

### Which is cheaper, GLM-5 or Mistral Medium 3.1?

Mistral Medium 3.1 is cheaper. It lists at $0.40 per million input tokens and $2 per million output tokens; GLM-5 lists at $1 and $3.20.

### Which has the bigger context window?

GLM-5 does, with 205K tokens against 131K.

### How many benchmarks do GLM-5 and Mistral Medium 3.1 share?

2 benchmarks have published results for both models. GLM-5 has 45 scored results on Noometry and Mistral Medium 3.1 has 3.