Model comparison
GLM-5 vs Longcat Flash Chat
GLM-5 is the stronger model overall, scoring 46.1 to 42.1 on the Noometry Index.
Last verified . 19 shared benchmarks.
Summary
- They share 19 benchmarks with published results for both. GLM-5 scores higher in 8 categories and Longcat Flash Chat in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GLM-5 leads 52.3 to 40.6.
- The biggest single-benchmark swing is NYT Connections (extended): 74.8% for GLM-5 and 17.7% for Longcat Flash Chat.
Side by side
| GLM-5 | Longcat Flash Chat | |
|---|---|---|
| Provider | Z.ai (Zhipu) | Meituan |
| Noometry Index | 46.1 | 42.1 |
| Released | 2026-02-11 | — |
| Weights | Open | Open |
| Context window | 205K | — |
| Max output | 131K | — |
| Input $ / M tokens | $1 | — |
| Output $ / M tokens | $3.20 | — |
| Results tracked | 45 | 19 |
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Category by category
Coding GLM-5 leads
GLM-5: 49.0 (#52), Longcat Flash Chat: 43.5 (#87)
| Benchmark | GLM-5 | Longcat Flash Chat |
|---|---|---|
| LMArena Coding | 1461 | 1471 |
| SWE-bench Verified | 72.1% | — |
| SWE-bench Verified (bash only) | 72.8% | — |
| LMArena WebDev | 1434 | — |
| SWE-bench Multilingual | 69.7% | — |
| WeirdML | 48.2% | — |
| ALE-Bench | 765.62 | — |
Agentic & Tool Use Not comparable
GLM-5: 31.1 (#71), Longcat Flash Chat: —
| Benchmark | GLM-5 | Longcat Flash Chat |
|---|---|---|
| Terminal-Bench | 52.4% | — |
| τ²-bench Airline | 82.5% | — |
| τ²-bench Banking | 9.8% | — |
| τ²-bench Retail | 73.7% | — |
| τ²-bench Telecom | 86.8% | — |
| Vending-Bench 2 | 4,432 | — |
Reasoning GLM-5 leads
GLM-5: 27.6 (#116), Longcat Flash Chat: 19.0 (#272)
| Benchmark | GLM-5 | Longcat Flash Chat |
|---|---|---|
| Kagi LLM Benchmark | 75% | 43.9% |
| NYT Connections (extended) | 74.8% | 17.7% |
| LMArena Hard Prompts | 1452 | 1440 |
| ARC-AGI-2 | 4.9% | — |
| SimpleBench | 53.2% | — |
| ARC-AGI-1 | 44.7% | — |
| Chess Puzzles | 10% | — |
| Epoch Capabilities Index | 145.83 | — |
| ForecastBench | 61 | — |
Math GLM-5 leads
GLM-5: 46.4 (#71), Longcat Flash Chat: 39.4 (#107)
| Benchmark | GLM-5 | Longcat Flash Chat |
|---|---|---|
| LMArena Math | 1440 | 1442 |
| MathArena Final-Answer Competitions | 65.7% | — |
| OTIS Mock AIME 2024-2025 | 80% | — |
| FrontierMath (Feb 2025 set) | 16.4% | — |
| FrontierMath Tier 4 (v1) | 2.1% | — |
Knowledge GLM-5 leads
GLM-5: 52.3 (#64), Longcat Flash Chat: 40.6 (#116)
| Benchmark | GLM-5 | Longcat Flash Chat |
|---|---|---|
| LMArena Expert | 1454 | 1454 |
| GPQA Diamond | 87.8% | — |
| Vectara Hallucination Rate | 10.1% | — |
Multilingual GLM-5 leads
GLM-5: 53.7 (#58), Longcat Flash Chat: 51.9 (#101)
| Benchmark | GLM-5 | Longcat Flash Chat |
|---|---|---|
| LMArena Non-English | 1430 | 1404 |
| LMArena Chinese | 1511 | 1465 |
| LMArena French | 1455 | 1456 |
| LMArena German | 1445 | 1408 |
| LMArena Japanese | 1416 | 1373 |
| LMArena Korean | 1423 | 1371 |
| LMArena Russian | 1436 | 1395 |
| LMArena Spanish | 1454 | 1445 |
Instruction Following Too close to call
GLM-5: 75.2 (#67), Longcat Flash Chat: 74.4 (#96)
| Benchmark | GLM-5 | Longcat Flash Chat |
|---|---|---|
| LMArena Instruction Following | 1428 | 1411 |
Long Context GLM-5 leads
GLM-5: 44.7 (#60), Longcat Flash Chat: 43.5 (#93)
| Benchmark | GLM-5 | Longcat Flash Chat |
|---|---|---|
| LMArena Longer Query | 1446 | 1425 |
| CL-bench | 18.7% | — |
Writing & Preference GLM-5 leads
GLM-5: 66.0 (#38), Longcat Flash Chat: 61.0 (#91)
| Benchmark | GLM-5 | Longcat Flash Chat |
|---|---|---|
| LMArena Text | 1446 | 1427 |
| LMArena Creative Writing | 1439 | 1388 |
| LMArena Multi-Turn | 1456 | 1418 |
| EQ-Bench Creative Writing | 1601 | — |
Frequently asked questions
Is GLM-5 better than Longcat Flash Chat?
GLM-5 is the stronger model overall, scoring 46.1 to 42.1 on the Noometry Index.
Is GLM-5 or Longcat Flash Chat better for coding?
GLM-5 scores higher on coding benchmarks: 49.0 versus 43.5 in the Noometry coding category.
How many benchmarks do GLM-5 and Longcat Flash Chat share?
19 benchmarks have published results for both models. GLM-5 has 45 scored results on Noometry and Longcat Flash Chat has 19.