# Chatgpt 4o Latest 20250326 vs Hy3

> Chatgpt 4o Latest 20250326 and Hy3 score almost the same on the Noometry Index (43.8 vs 44.2), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/chatgpt-4o-vs-hy3
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 2 categories and Hy3 in 6 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Chatgpt 4o Latest 20250326 leads 33.8 to 26.1.
- Hy3 has downloadable open weights; the other is API-only.

## Snapshot

| | Chatgpt 4o Latest 20250326 | Hy3 |
|---|---|---|
| Provider | OpenAI | Tencent |
| Noometry Index | 43.8 | 44.2 |
| Rank | 82 | 79 |
| Context | — | 262K |
| Input $/M | — | $0.0825 |
| Output $/M | — | $0.33 |
| Weights | Proprietary | Open |

## Coding

- Chatgpt 4o Latest 20250326: 41.6 (#122)
- Hy3: 46.8 (#63)

| Benchmark | Chatgpt 4o Latest 20250326 | Hy3 |
|---|---|---|
| LMArena Coding | 1413 | 1464 |
| LMArena WebDev | — | 1508 |

## Reasoning

- Chatgpt 4o Latest 20250326: 33.8 (#71)
- Hy3: 26.1 (#136)

| Benchmark | Chatgpt 4o Latest 20250326 | Hy3 |
|---|---|---|
| LMArena Hard Prompts | 1424 | 1447 |
| Kagi LLM Benchmark | 75% | — |
| NYT Connections (extended) | — | 41.2% |

## Math

- Chatgpt 4o Latest 20250326: 38.6 (#134)
- Hy3: 40.1 (#93)

| Benchmark | Chatgpt 4o Latest 20250326 | Hy3 |
|---|---|---|
| LMArena Math | 1407 | 1475 |

## Knowledge

- Chatgpt 4o Latest 20250326: 39.2 (#137)
- Hy3: 40.8 (#114)

| Benchmark | Chatgpt 4o Latest 20250326 | Hy3 |
|---|---|---|
| LMArena Expert | 1401 | 1460 |
| Confabulations | 16.6% | — |

## Multimodal

- Chatgpt 4o Latest 20250326: 39.6 (#58)
- Hy3: —

| Benchmark | Chatgpt 4o Latest 20250326 | Hy3 |
|---|---|---|
| LMArena Vision | 1243 | — |

## Multilingual

- Chatgpt 4o Latest 20250326: 52.9 (#76)
- Hy3: 53.5 (#65)

| Benchmark | Chatgpt 4o Latest 20250326 | Hy3 |
|---|---|---|
| LMArena Non-English | 1419 | 1426 |
| LMArena Chinese | 1457 | 1493 |
| LMArena French | 1446 | 1461 |
| LMArena German | 1423 | 1439 |
| LMArena Japanese | 1405 | 1392 |
| LMArena Korean | 1396 | 1395 |
| LMArena Russian | 1429 | 1432 |
| LMArena Spanish | 1434 | 1456 |

## Instruction Following

- Chatgpt 4o Latest 20250326: 74.0 (#107)
- Hy3: 75.1 (#70)

| Benchmark | Chatgpt 4o Latest 20250326 | Hy3 |
|---|---|---|
| LMArena Instruction Following | 1403 | 1426 |

## Long Context

- Chatgpt 4o Latest 20250326: 43.1 (#107)
- Hy3: 44.1 (#75)

| Benchmark | Chatgpt 4o Latest 20250326 | Hy3 |
|---|---|---|
| LMArena Longer Query | 1413 | 1442 |

## Writing & Preference

- Chatgpt 4o Latest 20250326: 62.6 (#72)
- Hy3: 62.2 (#81)

| Benchmark | Chatgpt 4o Latest 20250326 | Hy3 |
|---|---|---|
| LMArena Text | 1429 | 1439 |
| LMArena Creative Writing | 1405 | 1402 |
| LMArena Multi-Turn | 1454 | 1436 |
| EQ-Bench Creative Writing | 1501 | — |

## FAQ

### Is Chatgpt 4o Latest 20250326 better than Hy3?

Chatgpt 4o Latest 20250326 and Hy3 score almost the same on the Noometry Index (43.8 vs 44.2), so choose on price, context window or the category you care about most.

### Is Chatgpt 4o Latest 20250326 or Hy3 better for coding?

Hy3 scores higher on coding benchmarks: 46.8 versus 41.6 in the Noometry coding category.

### How many benchmarks do Chatgpt 4o Latest 20250326 and Hy3 share?

17 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and Hy3 has 19.