Model comparison
GLM-5.3 vs Kimi K2 Thinking Turbo
GLM-5.3 is the stronger model overall, scoring 54.8 to 45.8 on the Noometry Index.
Last verified . 21 shared benchmarks.
Summary
- They share 21 benchmarks with published results for both. GLM-5.3 scores higher in 8 categories and Kimi K2 Thinking Turbo in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in coding, where GLM-5.3 leads 59.5 to 38.4.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 91.1% for GLM-5.3 and 83.1% for Kimi K2 Thinking Turbo.
Side by side
| GLM-5.3 | Kimi K2 Thinking Turbo | |
|---|---|---|
| Provider | Z.ai (Zhipu) | Moonshot AI |
| Noometry Index | 54.8 | 45.8 |
| Released | 2026-08-14 | 2025-11-06 |
| Weights | Open | Open |
| Context window | 1M | — |
| Max output | 131K | — |
| Input $ / M tokens | $1.40 | — |
| Output $ / M tokens | $4.40 | — |
| Results tracked | 42 | 21 |
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Category by category
Coding GLM-5.3 leads
GLM-5.3: 59.5 (#14), Kimi K2 Thinking Turbo: 38.4 (#178)
| Benchmark | GLM-5.3 | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena WebDev | 1622 | 1322 |
| LMArena Coding | 1496 | 1454 |
| DeepSWE | 69% | — |
| FrontierCode | 40.1% | — |
| CursorBench | 42.6% | — |
| FrontierSWE | 30.2% | — |
| SciCode | 59% | — |
| WeirdML | 75.4% | — |
| ALE-Bench | 1,317 | — |
Agentic & Tool Use Not comparable
GLM-5.3: 36.4 (#38), Kimi K2 Thinking Turbo: —
| Benchmark | GLM-5.3 | Kimi K2 Thinking Turbo |
|---|---|---|
| APEX-Agents | 56.6% | — |
| Vending-Bench 2 | 8,164 | — |
Reasoning GLM-5.3 leads
GLM-5.3: 46.1 (#46), Kimi K2 Thinking Turbo: 32.5 (#75)
| Benchmark | GLM-5.3 | Kimi K2 Thinking Turbo |
|---|---|---|
| Chess Puzzles | 21% | 20% |
| LMArena Hard Prompts | 1489 | 1428 |
| NYT Connections (extended) | 74.2% | — |
| CritPt | 19.1% | — |
| Mystery Game Puzzles | 33% | — |
| DTBench | 87.7% | — |
| LMCA | 55.5% | — |
| Bench to the Future 3 | 0.15 | — |
| Epoch Capabilities Index | 155.61 | — |
Math GLM-5.3 leads
GLM-5.3: 62.3 (#33), Kimi K2 Thinking Turbo: 47.4 (#68)
| Benchmark | GLM-5.3 | Kimi K2 Thinking Turbo |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 91.1% | 83.1% |
| LMArena Math | 1489 | 1429 |
| FrontierMath (Tiers 1-3) | 68.8% | — |
| FrontierMath Tier 4 | 29.3% | — |
| ProofBench | 49% | — |
Knowledge GLM-5.3 leads
GLM-5.3: 58.3 (#37), Kimi K2 Thinking Turbo: 50.9 (#69)
| Benchmark | GLM-5.3 | Kimi K2 Thinking Turbo |
|---|---|---|
| GPQA Diamond | 90.9% | 84.2% |
| LMArena Expert | 1516 | 1439 |
| SimpleQA Verified | 41% | — |
Multilingual GLM-5.3 leads
GLM-5.3: 55.7 (#28), Kimi K2 Thinking Turbo: 51.4 (#109)
| Benchmark | GLM-5.3 | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Non-English | 1457 | 1398 |
| LMArena Chinese | 1528 | 1456 |
| LMArena French | 1499 | 1425 |
| LMArena German | 1499 | 1390 |
| LMArena Japanese | 1453 | 1357 |
| LMArena Korean | 1472 | 1330 |
| LMArena Russian | 1463 | 1391 |
| LMArena Spanish | 1460 | 1406 |
Instruction Following GLM-5.3 leads
GLM-5.3: 77.5 (#23), Kimi K2 Thinking Turbo: 74.0 (#109)
| Benchmark | GLM-5.3 | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Instruction Following | 1477 | 1403 |
Long Context GLM-5.3 leads
GLM-5.3: 45.4 (#41), Kimi K2 Thinking Turbo: 43.2 (#102)
| Benchmark | GLM-5.3 | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Longer Query | 1482 | 1415 |
Writing & Preference GLM-5.3 leads
GLM-5.3: 75.7 (#6), Kimi K2 Thinking Turbo: 60.0 (#104)
| Benchmark | GLM-5.3 | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Text | 1471 | 1415 |
| LMArena Creative Writing | 1457 | 1374 |
| LMArena Multi-Turn | 1472 | 1414 |
| EQ-Bench Creative Writing | 2075 | — |
Frequently asked questions
Is GLM-5.3 better than Kimi K2 Thinking Turbo?
GLM-5.3 is the stronger model overall, scoring 54.8 to 45.8 on the Noometry Index.
Is GLM-5.3 or Kimi K2 Thinking Turbo better for coding?
GLM-5.3 scores higher on coding benchmarks: 59.5 versus 38.4 in the Noometry coding category.
How many benchmarks do GLM-5.3 and Kimi K2 Thinking Turbo share?
21 benchmarks have published results for both models. GLM-5.3 has 42 scored results on Noometry and Kimi K2 Thinking Turbo has 21.