Model comparison
GLM-4.5-Air vs Granite 4.2 30b
Granite 4.2 30b is the stronger model overall, scoring 41.8 to 38.9 on the Noometry Index.
Last verified . 11 shared benchmarks.
Summary
- They share 11 benchmarks with published results for both. GLM-4.5-Air scores higher in 3 categories and Granite 4.2 30b in 4 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in coding, where Granite 4.2 30b leads 41.0 to 33.3.
Side by side
| GLM-4.5-Air | Granite 4.2 30b | |
|---|---|---|
| Provider | Z.ai (Zhipu) | IBM |
| Noometry Index | 38.9 | 41.8 |
| Released | 2025-07-20 | — |
| Weights | Open | Open |
| Context window | 131K | — |
| Max output | 98K | — |
| Input $ / M tokens | $0.20 | — |
| Output $ / M tokens | $1.10 | — |
| Results tracked | 27 | 11 |
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Category by category
Coding Granite 4.2 30b leads
GLM-4.5-Air: 33.3 (#259), Granite 4.2 30b: 41.0 (#126)
| Benchmark | GLM-4.5-Air | Granite 4.2 30b |
|---|---|---|
| LMArena Coding | 1397 | 1396 |
| GSO | 2.9% | — |
Reasoning Granite 4.2 30b leads
GLM-4.5-Air: 24.1 (#166), Granite 4.2 30b: 27.8 (#112)
| Benchmark | GLM-4.5-Air | Granite 4.2 30b |
|---|---|---|
| LMArena Hard Prompts | 1379 | 1374 |
| Kagi LLM Benchmark | 43% | — |
| ForecastBench | 59.2 | — |
Math Not comparable
GLM-4.5-Air: 36.2 (#170), Granite 4.2 30b: —
| Benchmark | GLM-4.5-Air | Granite 4.2 30b |
|---|---|---|
| Omni-MATH | 39.1% | — |
| LMArena Math | 1396 | — |
Knowledge Granite 4.2 30b leads
GLM-4.5-Air: 35.0 (#191), Granite 4.2 30b: 39.1 (#138)
| Benchmark | GLM-4.5-Air | Granite 4.2 30b |
|---|---|---|
| LMArena Expert | 1370 | 1406 |
| Humanity's Last Exam | 8.1% | — |
| MMLU-Pro | 76.2% | — |
| Vectara Hallucination Rate | 9.3% | — |
| GPQA (HELM) | 59.4% | — |
Multilingual GLM-4.5-Air leads
GLM-4.5-Air: 49.1 (#135), Granite 4.2 30b: 47.3 (#151)
| Benchmark | GLM-4.5-Air | Granite 4.2 30b |
|---|---|---|
| LMArena Non-English | 1366 | 1340 |
| LMArena Chinese | 1426 | 1414 |
| LMArena Russian | 1373 | 1343 |
| LMArena French | 1399 | — |
| LMArena German | 1377 | — |
| LMArena Japanese | 1348 | — |
| LMArena Korean | 1308 | — |
| LMArena Spanish | 1386 | — |
Instruction Following Granite 4.2 30b leads
GLM-4.5-Air: 69.6 (#171), Granite 4.2 30b: 71.2 (#155)
| Benchmark | GLM-4.5-Air | Granite 4.2 30b |
|---|---|---|
| LMArena Instruction Following | 1354 | 1347 |
| IFEval | 81.2% | — |
Long Context Too close to call
GLM-4.5-Air: 41.6 (#135), Granite 4.2 30b: 41.4 (#140)
| Benchmark | GLM-4.5-Air | Granite 4.2 30b |
|---|---|---|
| LMArena Longer Query | 1366 | 1359 |
Writing & Preference GLM-4.5-Air leads
GLM-4.5-Air: 55.9 (#139), Granite 4.2 30b: 53.8 (#156)
| Benchmark | GLM-4.5-Air | Granite 4.2 30b |
|---|---|---|
| LMArena Text | 1384 | 1361 |
| LMArena Creative Writing | 1343 | 1288 |
| LMArena Multi-Turn | 1371 | 1339 |
| WildBench | 78.9% | — |
Frequently asked questions
Is GLM-4.5-Air better than Granite 4.2 30b?
Granite 4.2 30b is the stronger model overall, scoring 41.8 to 38.9 on the Noometry Index.
Is GLM-4.5-Air or Granite 4.2 30b better for coding?
Granite 4.2 30b scores higher on coding benchmarks: 41.0 versus 33.3 in the Noometry coding category.
How many benchmarks do GLM-4.5-Air and Granite 4.2 30b share?
11 benchmarks have published results for both models. GLM-4.5-Air has 27 scored results on Noometry and Granite 4.2 30b has 11.