# Chatgpt 4o Latest 20250326 vs GLM-4.5V

> Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 39.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/chatgpt-4o-vs-glm-4-5v
- Last updated: 2026-10-10
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 9 categories and GLM-4.5V in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Chatgpt 4o Latest 20250326 leads 62.6 to 52.5.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 75% for Chatgpt 4o Latest 20250326 and 59.8% for GLM-4.5V.
- GLM-4.5V has downloadable open weights; the other is API-only.

## Snapshot

| | Chatgpt 4o Latest 20250326 | GLM-4.5V |
|---|---|---|
| Provider | OpenAI | Z.ai (Zhipu) |
| Noometry Index | 43.8 | 39.8 |
| Rank | 82 | 158 |
| Context | — | 64K |
| Input $/M | — | $0.60 |
| Output $/M | — | $1.80 |
| Weights | Proprietary | Open |

## Coding

- Chatgpt 4o Latest 20250326: 41.6 (#122)
- GLM-4.5V: 39.5 (#155)

| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.5V |
|---|---|---|
| LMArena Coding | 1413 | 1347 |

## Reasoning

- Chatgpt 4o Latest 20250326: 33.8 (#71)
- GLM-4.5V: 27.4 (#119)

| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.5V |
|---|---|---|
| Kagi LLM Benchmark | 75% | 59.8% |
| LMArena Hard Prompts | 1424 | 1334 |

## Math

- Chatgpt 4o Latest 20250326: 38.6 (#134)
- GLM-4.5V: 37.4 (#159)

| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.5V |
|---|---|---|
| LMArena Math | 1407 | 1354 |

## Knowledge

- Chatgpt 4o Latest 20250326: 39.2 (#137)
- GLM-4.5V: 37.5 (#156)

| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.5V |
|---|---|---|
| LMArena Expert | 1401 | 1353 |
| Confabulations | 16.6% | — |

## Multimodal

- Chatgpt 4o Latest 20250326: 39.6 (#58)
- GLM-4.5V: 34.3 (#92)

| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.5V |
|---|---|---|
| LMArena Vision | 1243 | 1154 |

## Multilingual

- Chatgpt 4o Latest 20250326: 52.9 (#76)
- GLM-4.5V: 44.6 (#177)

| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.5V |
|---|---|---|
| LMArena Non-English | 1419 | 1303 |
| LMArena Chinese | 1457 | 1337 |
| LMArena Russian | 1429 | 1298 |
| LMArena Spanish | 1434 | 1336 |
| LMArena French | 1446 | — |
| LMArena German | 1423 | — |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1396 | — |

## Instruction Following

- Chatgpt 4o Latest 20250326: 74.0 (#107)
- GLM-4.5V: 69.2 (#175)

| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.5V |
|---|---|---|
| LMArena Instruction Following | 1403 | 1311 |

## Long Context

- Chatgpt 4o Latest 20250326: 43.1 (#107)
- GLM-4.5V: 39.6 (#171)

| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.5V |
|---|---|---|
| LMArena Longer Query | 1413 | 1304 |

## Writing & Preference

- Chatgpt 4o Latest 20250326: 62.6 (#72)
- GLM-4.5V: 52.5 (#170)

| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.5V |
|---|---|---|
| LMArena Text | 1429 | 1333 |
| LMArena Creative Writing | 1405 | 1295 |
| LMArena Multi-Turn | 1454 | 1332 |
| EQ-Bench Creative Writing | 1501 | — |

## FAQ

### Is Chatgpt 4o Latest 20250326 better than GLM-4.5V?

Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 39.8 on the Noometry Index.

### Is Chatgpt 4o Latest 20250326 or GLM-4.5V better for coding?

Chatgpt 4o Latest 20250326 scores higher on coding benchmarks: 41.6 versus 39.5 in the Noometry coding category.

### How many benchmarks do Chatgpt 4o Latest 20250326 and GLM-4.5V share?

15 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and GLM-4.5V has 15.