# GLM-4.5V vs Hy4 preview

> Hy4 preview is the stronger model overall, scoring 45.3 to 39.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/glm-4-5v-vs-hy4-preview
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in math, where Hy4 preview leads 55.7 to 37.4.
- GLM-4.5V is cheaper at $0.60 / $1.80 per million input/output tokens, against $0.83 / $2.50 for Hy4 preview.
- Hy4 preview accepts more context: 1.05M tokens versus 64K.

## Snapshot

| | GLM-4.5V | Hy4 preview |
|---|---|---|
| Provider | Z.ai (Zhipu) | Tencent |
| Noometry Index | 39.8 | 45.3 |
| Rank | 158 | 73 |
| Context | 64K | 1.05M |
| Input $/M | $0.60 | $0.83 |
| Output $/M | $1.80 | $2.50 |
| Weights | Open | Open |

## Coding

- GLM-4.5V: 39.5 (#155)
- Hy4 preview: 51.6 (#38)

| Benchmark | GLM-4.5V | Hy4 preview |
|---|---|---|
| LMArena WebDev | — | 1632 |
| LMArena Coding | 1347 | — |

## Reasoning

- GLM-4.5V: 27.4 (#119)
- Hy4 preview: 31.9 (#79)

| Benchmark | GLM-4.5V | Hy4 preview |
|---|---|---|
| Kagi LLM Benchmark | 59.8% | — |
| NYT Connections (extended) | — | 68.2% |
| LMArena Hard Prompts | 1334 | — |

## Math

- GLM-4.5V: 37.4 (#159)
- Hy4 preview: 55.7 (#42)

| Benchmark | GLM-4.5V | Hy4 preview |
|---|---|---|
| ProofBench | — | 75% |
| LMArena Math | 1354 | — |

## Knowledge

- GLM-4.5V: 37.5 (#156)
- Hy4 preview: —

| Benchmark | GLM-4.5V | Hy4 preview |
|---|---|---|
| LMArena Expert | 1353 | — |

## Multimodal

- GLM-4.5V: 34.3 (#92)
- Hy4 preview: —

| Benchmark | GLM-4.5V | Hy4 preview |
|---|---|---|
| LMArena Vision | 1154 | — |

## Multilingual

- GLM-4.5V: 44.6 (#177)
- Hy4 preview: —

| Benchmark | GLM-4.5V | Hy4 preview |
|---|---|---|
| LMArena Non-English | 1303 | — |
| LMArena Chinese | 1337 | — |
| LMArena Russian | 1298 | — |
| LMArena Spanish | 1336 | — |

## Instruction Following

- GLM-4.5V: 69.2 (#175)
- Hy4 preview: —

| Benchmark | GLM-4.5V | Hy4 preview |
|---|---|---|
| LMArena Instruction Following | 1311 | — |

## Long Context

- GLM-4.5V: 39.6 (#171)
- Hy4 preview: —

| Benchmark | GLM-4.5V | Hy4 preview |
|---|---|---|
| LMArena Longer Query | 1304 | — |

## Writing & Preference

- GLM-4.5V: 52.5 (#170)
- Hy4 preview: —

| Benchmark | GLM-4.5V | Hy4 preview |
|---|---|---|
| LMArena Text | 1333 | — |
| LMArena Creative Writing | 1295 | — |
| LMArena Multi-Turn | 1332 | — |

## FAQ

### Is GLM-4.5V better than Hy4 preview?

Hy4 preview is the stronger model overall, scoring 45.3 to 39.8 on the Noometry Index.

### Which is cheaper, GLM-4.5V or Hy4 preview?

GLM-4.5V is cheaper. It lists at $0.60 per million input tokens and $1.80 per million output tokens; Hy4 preview lists at $0.83 and $2.50.

### Is GLM-4.5V or Hy4 preview better for coding?

Hy4 preview scores higher on coding benchmarks: 51.6 versus 39.5 in the Noometry coding category.

### Which has the bigger context window?

Hy4 preview does, with 1.05M tokens against 64K.

### How many benchmarks do GLM-4.5V and Hy4 preview share?

0 benchmarks have published results for both models. GLM-4.5V has 15 scored results on Noometry and Hy4 preview has 3.