Model comparison
Amazon Nova Experimental Chat 12 10 vs GLM-4.5-Air
Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 38.9 on the Noometry Index.
Last verified . 12 shared benchmarks.
Summary
- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 8 categories and GLM-4.5-Air in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in coding, where Amazon Nova Experimental Chat 12 10 leads 42.2 to 33.3.
- GLM-4.5-Air has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 12 10 | GLM-4.5-Air | |
|---|---|---|
| Provider | Amazon | Z.ai (Zhipu) |
| Noometry Index | 42.9 | 38.9 |
| Released | — | 2025-07-20 |
| Weights | Proprietary | Open |
| Context window | — | 131K |
| Max output | — | 98K |
| Input $ / M tokens | — | $0.20 |
| Output $ / M tokens | — | $1.10 |
| Results tracked | 12 | 27 |
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Category by category
Coding Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 42.2 (#110), GLM-4.5-Air: 33.3 (#259)
| Benchmark | Amazon Nova Experimental Chat 12 10 | GLM-4.5-Air |
|---|---|---|
| LMArena Coding | 1430 | 1397 |
| GSO | — | 2.9% |
Reasoning Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 29.3 (#94), GLM-4.5-Air: 24.1 (#166)
| Benchmark | Amazon Nova Experimental Chat 12 10 | GLM-4.5-Air |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1379 |
| Kagi LLM Benchmark | — | 43% |
| ForecastBench | — | 59.2 |
Math Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 38.9 (#124), GLM-4.5-Air: 36.2 (#170)
| Benchmark | Amazon Nova Experimental Chat 12 10 | GLM-4.5-Air |
|---|---|---|
| LMArena Math | 1419 | 1396 |
| Omni-MATH | — | 39.1% |
Knowledge Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 39.2 (#136), GLM-4.5-Air: 35.0 (#191)
| Benchmark | Amazon Nova Experimental Chat 12 10 | GLM-4.5-Air |
|---|---|---|
| LMArena Expert | 1408 | 1370 |
| Humanity's Last Exam | — | 8.1% |
| MMLU-Pro | — | 76.2% |
| Vectara Hallucination Rate | — | 9.3% |
| GPQA (HELM) | — | 59.4% |
Multilingual Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 51.4 (#108), GLM-4.5-Air: 49.1 (#135)
| Benchmark | Amazon Nova Experimental Chat 12 10 | GLM-4.5-Air |
|---|---|---|
| LMArena Non-English | 1398 | 1366 |
| LMArena Chinese | 1440 | 1426 |
| LMArena Russian | 1395 | 1373 |
| LMArena French | — | 1399 |
| LMArena German | — | 1377 |
| LMArena Japanese | — | 1348 |
| LMArena Korean | — | 1308 |
| LMArena Spanish | — | 1386 |
Instruction Following Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 73.2 (#123), GLM-4.5-Air: 69.6 (#171)
| Benchmark | Amazon Nova Experimental Chat 12 10 | GLM-4.5-Air |
|---|---|---|
| LMArena Instruction Following | 1387 | 1354 |
| IFEval | — | 81.2% |
Long Context Too close to call
Amazon Nova Experimental Chat 12 10: 42.4 (#125), GLM-4.5-Air: 41.6 (#135)
| Benchmark | Amazon Nova Experimental Chat 12 10 | GLM-4.5-Air |
|---|---|---|
| LMArena Longer Query | 1391 | 1366 |
Writing & Preference Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 59.5 (#110), GLM-4.5-Air: 55.9 (#139)
| Benchmark | Amazon Nova Experimental Chat 12 10 | GLM-4.5-Air |
|---|---|---|
| LMArena Text | 1420 | 1384 |
| LMArena Creative Writing | 1350 | 1343 |
| LMArena Multi-Turn | 1409 | 1371 |
| WildBench | — | 78.9% |
Frequently asked questions
Is Amazon Nova Experimental Chat 12 10 better than GLM-4.5-Air?
Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 38.9 on the Noometry Index.
Is Amazon Nova Experimental Chat 12 10 or GLM-4.5-Air better for coding?
Amazon Nova Experimental Chat 12 10 scores higher on coding benchmarks: 42.2 versus 33.3 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 12 10 and GLM-4.5-Air share?
12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and GLM-4.5-Air has 27.