Model comparison
Inkling vs Longcat Flash Chat
Inkling is the stronger model overall, scoring 44.1 to 42.1 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Inkling scores higher in 6 categories and Longcat Flash Chat in 2 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Inkling leads 40.4 to 19.0.
Side by side
| Inkling | Longcat Flash Chat | |
|---|---|---|
| Provider | Thinking Machines Lab | Meituan |
| Noometry Index | 44.1 | 42.1 |
| Released | 2026-07-15 | — |
| Weights | Open | Open |
| Context window | 66K | — |
| Max output | 66K | — |
| Input $ / M tokens | $1.87 | — |
| Output $ / M tokens | $4.68 | — |
| Results tracked | 41 | 19 |
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Category by category
Coding Longcat Flash Chat leads
Inkling: 34.5 (#234), Longcat Flash Chat: 43.5 (#87)
| Benchmark | Inkling | Longcat Flash Chat |
|---|---|---|
| LMArena Coding | 1464 | 1471 |
| FrontierCode | 14% | — |
| LMArena WebDev | 1413 | — |
| FrontierSWE | 4.1% | — |
| SciCode | 47% | — |
| WeirdML | 32.3% | — |
| ALE-Bench | 946 | — |
Agentic & Tool Use Not comparable
Inkling: 29.6 (#85), Longcat Flash Chat: —
| Benchmark | Inkling | Longcat Flash Chat |
|---|---|---|
| APEX-Agents | 33.8% | — |
| τ²-bench Banking | 25% | — |
Reasoning Inkling leads
Inkling: 40.4 (#56), Longcat Flash Chat: 19.0 (#272)
| Benchmark | Inkling | Longcat Flash Chat |
|---|---|---|
| LMArena Hard Prompts | 1451 | 1440 |
| ARC-AGI-2 | 36.5% | — |
| SimpleBench | 50% | — |
| Kagi LLM Benchmark | — | 43.9% |
| NYT Connections (extended) | — | 17.7% |
| ARC-AGI-1 | 79.5% | — |
| CritPt | 5.4% | — |
| Chess Puzzles | 21% | — |
| DTBench | 87.5% | — |
| LMCA | 37.6% | — |
| Epoch Capabilities Index | 148.54 | — |
Math Longcat Flash Chat leads
Inkling: 31.3 (#225), Longcat Flash Chat: 39.4 (#107)
| Benchmark | Inkling | Longcat Flash Chat |
|---|---|---|
| LMArena Math | 1479 | 1442 |
| FrontierMath (Tiers 1-3) | 33.3% | — |
| FrontierMath Tier 4 | 4.9% | — |
| OTIS Mock AIME 2024-2025 | 88.9% | — |
| ProofBench | 0% | — |
Knowledge Inkling leads
Inkling: 55.1 (#49), Longcat Flash Chat: 40.6 (#116)
| Benchmark | Inkling | Longcat Flash Chat |
|---|---|---|
| LMArena Expert | 1465 | 1454 |
| GPQA Diamond | 88.3% | — |
| SimpleQA Verified | 40.3% | — |
Multilingual Inkling leads
Inkling: 54.0 (#52), Longcat Flash Chat: 51.9 (#101)
| Benchmark | Inkling | Longcat Flash Chat |
|---|---|---|
| LMArena Non-English | 1434 | 1404 |
| LMArena Chinese | 1490 | 1465 |
| LMArena French | 1458 | 1456 |
| LMArena German | 1446 | 1408 |
| LMArena Japanese | 1429 | 1373 |
| LMArena Korean | 1404 | 1371 |
| LMArena Russian | 1429 | 1395 |
| LMArena Spanish | 1448 | 1445 |
Instruction Following Too close to call
Inkling: 75.1 (#71), Longcat Flash Chat: 74.4 (#96)
| Benchmark | Inkling | Longcat Flash Chat |
|---|---|---|
| LMArena Instruction Following | 1426 | 1411 |
Long Context Too close to call
Inkling: 43.8 (#86), Longcat Flash Chat: 43.5 (#93)
| Benchmark | Inkling | Longcat Flash Chat |
|---|---|---|
| LMArena Longer Query | 1434 | 1425 |
Writing & Preference Inkling leads
Inkling: 65.2 (#51), Longcat Flash Chat: 61.0 (#91)
| Benchmark | Inkling | Longcat Flash Chat |
|---|---|---|
| LMArena Text | 1441 | 1427 |
| LMArena Creative Writing | 1387 | 1388 |
| LMArena Multi-Turn | 1436 | 1418 |
| EQ-Bench Creative Writing | 1611 | — |
| EQ-Bench 4 | 1226 | — |
Frequently asked questions
Is Inkling better than Longcat Flash Chat?
Inkling is the stronger model overall, scoring 44.1 to 42.1 on the Noometry Index.
Is Inkling or Longcat Flash Chat better for coding?
Longcat Flash Chat scores higher on coding benchmarks: 43.5 versus 34.5 in the Noometry coding category.
How many benchmarks do Inkling and Longcat Flash Chat share?
17 benchmarks have published results for both models. Inkling has 41 scored results on Noometry and Longcat Flash Chat has 19.