# Chatgpt 4o Latest 20250326 vs Longcat Flash Chat

> Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 42.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/chatgpt-4o-vs-longcat-flash-chat
- Last updated: 2026-10-10
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 3 categories and Longcat Flash Chat in 5 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Chatgpt 4o Latest 20250326 leads 33.8 to 19.0.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 75% for Chatgpt 4o Latest 20250326 and 43.9% for Longcat Flash Chat.
- Longcat Flash Chat has downloadable open weights; the other is API-only.

## Snapshot

| | Chatgpt 4o Latest 20250326 | Longcat Flash Chat |
|---|---|---|
| Provider | OpenAI | Meituan |
| Noometry Index | 43.8 | 42.1 |
| Rank | 82 | 120 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Chatgpt 4o Latest 20250326: 41.6 (#122)
- Longcat Flash Chat: 43.5 (#87)

| Benchmark | Chatgpt 4o Latest 20250326 | Longcat Flash Chat |
|---|---|---|
| LMArena Coding | 1413 | 1471 |

## Reasoning

- Chatgpt 4o Latest 20250326: 33.8 (#71)
- Longcat Flash Chat: 19.0 (#272)

| Benchmark | Chatgpt 4o Latest 20250326 | Longcat Flash Chat |
|---|---|---|
| Kagi LLM Benchmark | 75% | 43.9% |
| LMArena Hard Prompts | 1424 | 1440 |
| NYT Connections (extended) | — | 17.7% |

## Math

- Chatgpt 4o Latest 20250326: 38.6 (#134)
- Longcat Flash Chat: 39.4 (#107)

| Benchmark | Chatgpt 4o Latest 20250326 | Longcat Flash Chat |
|---|---|---|
| LMArena Math | 1407 | 1442 |

## Knowledge

- Chatgpt 4o Latest 20250326: 39.2 (#137)
- Longcat Flash Chat: 40.6 (#116)

| Benchmark | Chatgpt 4o Latest 20250326 | Longcat Flash Chat |
|---|---|---|
| LMArena Expert | 1401 | 1454 |
| Confabulations | 16.6% | — |

## Multimodal

- Chatgpt 4o Latest 20250326: 39.6 (#58)
- Longcat Flash Chat: —

| Benchmark | Chatgpt 4o Latest 20250326 | Longcat Flash Chat |
|---|---|---|
| LMArena Vision | 1243 | — |

## Multilingual

- Chatgpt 4o Latest 20250326: 52.9 (#76)
- Longcat Flash Chat: 51.9 (#101)

| Benchmark | Chatgpt 4o Latest 20250326 | Longcat Flash Chat |
|---|---|---|
| LMArena Non-English | 1419 | 1404 |
| LMArena Chinese | 1457 | 1465 |
| LMArena French | 1446 | 1456 |
| LMArena German | 1423 | 1408 |
| LMArena Japanese | 1405 | 1373 |
| LMArena Korean | 1396 | 1371 |
| LMArena Russian | 1429 | 1395 |
| LMArena Spanish | 1434 | 1445 |

## Instruction Following

- Chatgpt 4o Latest 20250326: 74.0 (#107)
- Longcat Flash Chat: 74.4 (#96)

| Benchmark | Chatgpt 4o Latest 20250326 | Longcat Flash Chat |
|---|---|---|
| LMArena Instruction Following | 1403 | 1411 |

## Long Context

- Chatgpt 4o Latest 20250326: 43.1 (#107)
- Longcat Flash Chat: 43.5 (#93)

| Benchmark | Chatgpt 4o Latest 20250326 | Longcat Flash Chat |
|---|---|---|
| LMArena Longer Query | 1413 | 1425 |

## Writing & Preference

- Chatgpt 4o Latest 20250326: 62.6 (#72)
- Longcat Flash Chat: 61.0 (#91)

| Benchmark | Chatgpt 4o Latest 20250326 | Longcat Flash Chat |
|---|---|---|
| LMArena Text | 1429 | 1427 |
| LMArena Creative Writing | 1405 | 1388 |
| LMArena Multi-Turn | 1454 | 1418 |
| EQ-Bench Creative Writing | 1501 | — |

## FAQ

### Is Chatgpt 4o Latest 20250326 better than Longcat Flash Chat?

Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 42.1 on the Noometry Index.

### Is Chatgpt 4o Latest 20250326 or Longcat Flash Chat better for coding?

Longcat Flash Chat scores higher on coding benchmarks: 43.5 versus 41.6 in the Noometry coding category.

### How many benchmarks do Chatgpt 4o Latest 20250326 and Longcat Flash Chat share?

18 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and Longcat Flash Chat has 19.