# Amazon Nova Experimental Chat 26 01 10 vs Longcat Flash Chat

> Amazon Nova Experimental Chat 26 01 10 and Longcat Flash Chat score almost the same on the Noometry Index (42.8 vs 42.1), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-26-01-10-vs-longcat-flash-chat
- Last updated: 2026-10-12
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. Amazon Nova Experimental Chat 26 01 10 scores higher in 1 category and Longcat Flash Chat in 7 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Amazon Nova Experimental Chat 26 01 10 leads 28.9 to 19.0.
- Longcat Flash Chat has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 26 01 10 | Longcat Flash Chat |
|---|---|---|
| Provider | Amazon | Meituan |
| Noometry Index | 42.8 | 42.1 |
| Rank | 107 | 120 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 26 01 10: 42.7 (#96)
- Longcat Flash Chat: 43.5 (#87)

| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Longcat Flash Chat |
|---|---|---|
| LMArena Coding | 1447 | 1471 |

## Reasoning

- Amazon Nova Experimental Chat 26 01 10: 28.9 (#98)
- Longcat Flash Chat: 19.0 (#272)

| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Longcat Flash Chat |
|---|---|---|
| LMArena Hard Prompts | 1415 | 1440 |
| Kagi LLM Benchmark | — | 43.9% |
| NYT Connections (extended) | — | 17.7% |

## Math

- Amazon Nova Experimental Chat 26 01 10: 38.5 (#136)
- Longcat Flash Chat: 39.4 (#107)

| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Longcat Flash Chat |
|---|---|---|
| LMArena Math | 1404 | 1442 |

## Knowledge

- Amazon Nova Experimental Chat 26 01 10: 40.3 (#120)
- Longcat Flash Chat: 40.6 (#116)

| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Longcat Flash Chat |
|---|---|---|
| LMArena Expert | 1444 | 1454 |

## Multilingual

- Amazon Nova Experimental Chat 26 01 10: 50.2 (#126)
- Longcat Flash Chat: 51.9 (#101)

| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Longcat Flash Chat |
|---|---|---|
| LMArena Non-English | 1381 | 1404 |
| LMArena Chinese | 1372 | 1465 |
| LMArena Russian | 1391 | 1395 |
| LMArena Spanish | 1390 | 1445 |
| LMArena French | — | 1456 |
| LMArena German | — | 1408 |
| LMArena Japanese | — | 1373 |
| LMArena Korean | — | 1371 |

## Instruction Following

- Amazon Nova Experimental Chat 26 01 10: 72.9 (#126)
- Longcat Flash Chat: 74.4 (#96)

| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Longcat Flash Chat |
|---|---|---|
| LMArena Instruction Following | 1381 | 1411 |

## Long Context

- Amazon Nova Experimental Chat 26 01 10: 42.7 (#119)
- Longcat Flash Chat: 43.5 (#93)

| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Longcat Flash Chat |
|---|---|---|
| LMArena Longer Query | 1400 | 1425 |

## Writing & Preference

- Amazon Nova Experimental Chat 26 01 10: 57.4 (#129)
- Longcat Flash Chat: 61.0 (#91)

| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Longcat Flash Chat |
|---|---|---|
| LMArena Text | 1396 | 1427 |
| LMArena Creative Writing | 1331 | 1388 |
| LMArena Multi-Turn | 1380 | 1418 |

## FAQ

### Is Amazon Nova Experimental Chat 26 01 10 better than Longcat Flash Chat?

Amazon Nova Experimental Chat 26 01 10 and Longcat Flash Chat score almost the same on the Noometry Index (42.8 vs 42.1), so choose on price, context window or the category you care about most.

### Is Amazon Nova Experimental Chat 26 01 10 or Longcat Flash Chat better for coding?

They score almost the same on coding (42.7 vs 43.5); test both on your own repository before choosing.

### How many benchmarks do Amazon Nova Experimental Chat 26 01 10 and Longcat Flash Chat share?

13 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 01 10 has 13 scored results on Noometry and Longcat Flash Chat has 19.