# Longcat Flash Chat vs Nova Premier 1.0

> Longcat Flash Chat is the stronger model overall, scoring 42.1 to 38.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/longcat-flash-chat-vs-nova-premier-1-0
- Last updated: 2026-10-11
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. Longcat Flash Chat scores higher in 4 categories and Nova Premier 1.0 in 1 category; 5 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Longcat Flash Chat leads 61.0 to 51.0.
- Longcat Flash Chat has downloadable open weights; the other is API-only.

## Snapshot

| | Longcat Flash Chat | Nova Premier 1.0 |
|---|---|---|
| Provider | Meituan | Amazon |
| Noometry Index | 42.1 | 38.3 |
| Rank | 120 | 189 |
| Context | — | 1M |
| Input $/M | — | $2.50 |
| Output $/M | — | $12.50 |
| Weights | Open | Proprietary |

## Coding

- Longcat Flash Chat: 43.5 (#87)
- Nova Premier 1.0: —

| Benchmark | Longcat Flash Chat | Nova Premier 1.0 |
|---|---|---|
| LMArena Coding | 1471 | — |

## Reasoning

- Longcat Flash Chat: 19.0 (#272)
- Nova Premier 1.0: 23.0 (#185)

| Benchmark | Longcat Flash Chat | Nova Premier 1.0 |
|---|---|---|
| Kagi LLM Benchmark | 43.9% | 44.8% |
| NYT Connections (extended) | 17.7% | — |
| LMArena Hard Prompts | 1440 | — |

## Math

- Longcat Flash Chat: 39.4 (#107)
- Nova Premier 1.0: 33.8 (#199)

| Benchmark | Longcat Flash Chat | Nova Premier 1.0 |
|---|---|---|
| Omni-MATH | — | 35% |
| LMArena Math | 1442 | — |

## Knowledge

- Longcat Flash Chat: 40.6 (#116)
- Nova Premier 1.0: 35.8 (#180)

| Benchmark | Longcat Flash Chat | Nova Premier 1.0 |
|---|---|---|
| MMLU-Pro | — | 72.6% |
| GPQA (HELM) | — | 51.8% |
| LMArena Expert | 1454 | — |

## Multilingual

- Longcat Flash Chat: 51.9 (#101)
- Nova Premier 1.0: —

| Benchmark | Longcat Flash Chat | Nova Premier 1.0 |
|---|---|---|
| LMArena Non-English | 1404 | — |
| LMArena Chinese | 1465 | — |
| LMArena French | 1456 | — |
| LMArena German | 1408 | — |
| LMArena Japanese | 1373 | — |
| LMArena Korean | 1371 | — |
| LMArena Russian | 1395 | — |
| LMArena Spanish | 1445 | — |

## Instruction Following

- Longcat Flash Chat: 74.4 (#96)
- Nova Premier 1.0: 66.8 (#204)

| Benchmark | Longcat Flash Chat | Nova Premier 1.0 |
|---|---|---|
| IFEval | — | 80.3% |
| LMArena Instruction Following | 1411 | — |

## Long Context

- Longcat Flash Chat: 43.5 (#93)
- Nova Premier 1.0: —

| Benchmark | Longcat Flash Chat | Nova Premier 1.0 |
|---|---|---|
| LMArena Longer Query | 1425 | — |

## Writing & Preference

- Longcat Flash Chat: 61.0 (#91)
- Nova Premier 1.0: 51.0 (#178)

| Benchmark | Longcat Flash Chat | Nova Premier 1.0 |
|---|---|---|
| LMArena Text | 1427 | — |
| LMArena Creative Writing | 1388 | — |
| WildBench | — | 78.8% |
| LMArena Multi-Turn | 1418 | — |

## FAQ

### Is Longcat Flash Chat better than Nova Premier 1.0?

Longcat Flash Chat is the stronger model overall, scoring 42.1 to 38.3 on the Noometry Index.

### How many benchmarks do Longcat Flash Chat and Nova Premier 1.0 share?

1 benchmark has published results for both models. Longcat Flash Chat has 19 scored results on Noometry and Nova Premier 1.0 has 6.