Model comparison
Longcat Flash Chat vs Qwen3.7 Plus
Qwen3.7 Plus is the stronger model overall, scoring 45.3 to 42.1 on the Noometry Index.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Longcat Flash Chat scores higher in 1 category and Qwen3.7 Plus in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Qwen3.7 Plus leads 39.3 to 19.0.
- The biggest single-benchmark swing is NYT Connections (extended): 17.7% for Longcat Flash Chat and 74.8% for Qwen3.7 Plus.
- Longcat Flash Chat has downloadable open weights; the other is API-only.
Side by side
| Longcat Flash Chat | Qwen3.7 Plus | |
|---|---|---|
| Provider | Meituan | Alibaba (Qwen) |
| Noometry Index | 42.1 | 45.3 |
| Released | — | 2026-06-02 |
| Weights | Open | Proprietary |
| Context window | — | 1M |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.40 |
| Output $ / M tokens | — | $1.60 |
| Results tracked | 19 | 32 |
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Category by category
Coding Longcat Flash Chat leads
Longcat Flash Chat: 43.5 (#87), Qwen3.7 Plus: 36.6 (#206)
| Benchmark | Longcat Flash Chat | Qwen3.7 Plus |
|---|---|---|
| LMArena Coding | 1471 | 1473 |
| FrontierCode | — | 10.2% |
| SciCode | — | 45.5% |
Agentic & Tool Use Not comparable
Longcat Flash Chat: —, Qwen3.7 Plus: 21.4 (#138)
| Benchmark | Longcat Flash Chat | Qwen3.7 Plus |
|---|---|---|
| OSWorld 2.0 | — | 2.8% |
Reasoning Qwen3.7 Plus leads
Longcat Flash Chat: 19.0 (#272), Qwen3.7 Plus: 39.3 (#59)
| Benchmark | Longcat Flash Chat | Qwen3.7 Plus |
|---|---|---|
| NYT Connections (extended) | 17.7% | 74.8% |
| LMArena Hard Prompts | 1440 | 1460 |
| Kagi LLM Benchmark | 43.9% | — |
| CritPt | — | 9.1% |
| Chess Puzzles | — | 24% |
| Mystery Game Puzzles | — | 17% |
| DTBench | — | 84% |
| LMCA | — | 37.6% |
| Epoch Capabilities Index | — | 147.37 |
Math Qwen3.7 Plus leads
Longcat Flash Chat: 39.4 (#107), Qwen3.7 Plus: 50.5 (#56)
| Benchmark | Longcat Flash Chat | Qwen3.7 Plus |
|---|---|---|
| LMArena Math | 1442 | 1466 |
| FrontierMath (Tiers 1-3) | — | 34.4% |
| OTIS Mock AIME 2024-2025 | — | 93.3% |
Knowledge Qwen3.7 Plus leads
Longcat Flash Chat: 40.6 (#116), Qwen3.7 Plus: 54.9 (#51)
| Benchmark | Longcat Flash Chat | Qwen3.7 Plus |
|---|---|---|
| LMArena Expert | 1454 | 1467 |
| GPQA Diamond | — | 87.9% |
Multimodal Not comparable
Longcat Flash Chat: —, Qwen3.7 Plus: 41.8 (#33)
| Benchmark | Longcat Flash Chat | Qwen3.7 Plus |
|---|---|---|
| LMArena Vision | — | 1279 |
| LMArena Document | — | 1444 |
Multilingual Qwen3.7 Plus leads
Longcat Flash Chat: 51.9 (#101), Qwen3.7 Plus: 54.8 (#38)
| Benchmark | Longcat Flash Chat | Qwen3.7 Plus |
|---|---|---|
| LMArena Non-English | 1404 | 1445 |
| LMArena Chinese | 1465 | 1510 |
| LMArena French | 1456 | 1473 |
| LMArena German | 1408 | 1471 |
| LMArena Japanese | 1373 | 1413 |
| LMArena Korean | 1371 | 1415 |
| LMArena Russian | 1395 | 1457 |
| LMArena Spanish | 1445 | 1457 |
Instruction Following Qwen3.7 Plus leads
Longcat Flash Chat: 74.4 (#96), Qwen3.7 Plus: 75.8 (#52)
| Benchmark | Longcat Flash Chat | Qwen3.7 Plus |
|---|---|---|
| LMArena Instruction Following | 1411 | 1440 |
Long Context Too close to call
Longcat Flash Chat: 43.5 (#93), Qwen3.7 Plus: 44.5 (#65)
| Benchmark | Longcat Flash Chat | Qwen3.7 Plus |
|---|---|---|
| LMArena Longer Query | 1425 | 1455 |
Writing & Preference Qwen3.7 Plus leads
Longcat Flash Chat: 61.0 (#91), Qwen3.7 Plus: 64.3 (#56)
| Benchmark | Longcat Flash Chat | Qwen3.7 Plus |
|---|---|---|
| LMArena Text | 1427 | 1455 |
| LMArena Creative Writing | 1388 | 1439 |
| LMArena Multi-Turn | 1418 | 1460 |
Frequently asked questions
Is Longcat Flash Chat better than Qwen3.7 Plus?
Qwen3.7 Plus is the stronger model overall, scoring 45.3 to 42.1 on the Noometry Index.
Is Longcat Flash Chat or Qwen3.7 Plus better for coding?
Longcat Flash Chat scores higher on coding benchmarks: 43.5 versus 36.6 in the Noometry coding category.
How many benchmarks do Longcat Flash Chat and Qwen3.7 Plus share?
18 benchmarks have published results for both models. Longcat Flash Chat has 19 scored results on Noometry and Qwen3.7 Plus has 32.