Model comparison
Longcat Flash Chat vs Qwen3 Max
Qwen3 Max is the stronger model overall, scoring 43.7 to 42.1 on the Noometry Index.
Last verified . 19 shared benchmarks.
Alibaba (Qwen)Summary
- They share 19 benchmarks with published results for both. Longcat Flash Chat scores higher in 3 categories and Qwen3 Max in 5 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Qwen3 Max leads 48.1 to 40.6.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 43.9% for Longcat Flash Chat and 72.5% for Qwen3 Max.
- Longcat Flash Chat has downloadable open weights; the other is API-only.
Side by side
| Longcat Flash Chat | Qwen3 Max | |
|---|---|---|
| Provider | Meituan | Alibaba (Qwen) |
| Noometry Index | 42.1 | 43.7 |
| Released | — | 2025-09-23 |
| Weights | Open | Proprietary |
| Context window | — | 262K |
| Max output | — | 66K |
| Input $ / M tokens | — | $1.20 |
| Output $ / M tokens | — | $6 |
| Results tracked | 19 | 33 |
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Category by category
Coding Too close to call
Longcat Flash Chat: 43.5 (#87), Qwen3 Max: 43.0 (#93)
| Benchmark | Longcat Flash Chat | Qwen3 Max |
|---|---|---|
| LMArena Coding | 1471 | 1456 |
| ALE-Bench | — | 370.45 |
Agentic & Tool Use Not comparable
Longcat Flash Chat: —, Qwen3 Max: —
| Benchmark | Longcat Flash Chat | Qwen3 Max |
|---|---|---|
| Vending-Bench 2 | — | 71.56 |
Reasoning Qwen3 Max leads
Longcat Flash Chat: 19.0 (#272), Qwen3 Max: 22.6 (#190)
| Benchmark | Longcat Flash Chat | Qwen3 Max |
|---|---|---|
| Kagi LLM Benchmark | 43.9% | 72.5% |
| NYT Connections (extended) | 17.7% | 30.1% |
| LMArena Hard Prompts | 1440 | 1448 |
| Chess Puzzles | — | 4% |
| Mystery Game Puzzles | — | 5% |
| DTBench | — | 82.1% |
| LMCA | — | 28.3% |
| Epoch Capabilities Index | — | 142.38 |
Math Too close to call
Longcat Flash Chat: 39.4 (#107), Qwen3 Max: 38.7 (#131)
| Benchmark | Longcat Flash Chat | Qwen3 Max |
|---|---|---|
| LMArena Math | 1442 | 1446 |
| FrontierMath (Tiers 1-3) | — | 18.9% |
| OTIS Mock AIME 2024-2025 | — | 73.3% |
| MATH Level 5 | — | 97.1% |
Knowledge Qwen3 Max leads
Longcat Flash Chat: 40.6 (#116), Qwen3 Max: 48.1 (#78)
| Benchmark | Longcat Flash Chat | Qwen3 Max |
|---|---|---|
| LMArena Expert | 1454 | 1455 |
| GPQA Diamond | — | 72.6% |
| SimpleQA Verified | — | 48.7% |
Multilingual Qwen3 Max leads
Longcat Flash Chat: 51.9 (#101), Qwen3 Max: 53.7 (#62)
| Benchmark | Longcat Flash Chat | Qwen3 Max |
|---|---|---|
| LMArena Non-English | 1404 | 1429 |
| LMArena Chinese | 1465 | 1478 |
| LMArena French | 1456 | 1449 |
| LMArena German | 1408 | 1463 |
| LMArena Japanese | 1373 | 1397 |
| LMArena Korean | 1371 | 1399 |
| LMArena Russian | 1395 | 1428 |
| LMArena Spanish | 1445 | 1462 |
Instruction Following Too close to call
Longcat Flash Chat: 74.4 (#96), Qwen3 Max: 74.8 (#87)
| Benchmark | Longcat Flash Chat | Qwen3 Max |
|---|---|---|
| LMArena Instruction Following | 1411 | 1419 |
Long Context Longcat Flash Chat leads
Longcat Flash Chat: 43.5 (#93), Qwen3 Max: 41.6 (#134)
| Benchmark | Longcat Flash Chat | Qwen3 Max |
|---|---|---|
| LMArena Longer Query | 1425 | 1438 |
| Fiction.LiveBench | — | 66.7% |
| CL-bench | — | 14.5% |
Writing & Preference Qwen3 Max leads
Longcat Flash Chat: 61.0 (#91), Qwen3 Max: 62.4 (#76)
| Benchmark | Longcat Flash Chat | Qwen3 Max |
|---|---|---|
| LMArena Text | 1427 | 1439 |
| LMArena Creative Writing | 1388 | 1402 |
| LMArena Multi-Turn | 1418 | 1446 |
Frequently asked questions
Is Longcat Flash Chat better than Qwen3 Max?
Qwen3 Max is the stronger model overall, scoring 43.7 to 42.1 on the Noometry Index.
Is Longcat Flash Chat or Qwen3 Max better for coding?
They score almost the same on coding (43.5 vs 43.0); test both on your own repository before choosing.
How many benchmarks do Longcat Flash Chat and Qwen3 Max share?
19 benchmarks have published results for both models. Longcat Flash Chat has 19 scored results on Noometry and Qwen3 Max has 33.