Model comparison
Amazon Nova Pro vs GLM-4.5-Air
GLM-4.5-Air is the stronger model overall, scoring 38.9 to 31.0 on the Noometry Index.
Last verified . 24 shared benchmarks.
Summary
- They share 24 benchmarks with published results for both. Amazon Nova Pro scores higher in 1 category and GLM-4.5-Air in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GLM-4.5-Air leads 55.9 to 43.9.
- The biggest single-benchmark swing is Omni-MATH: 24.2% for Amazon Nova Pro and 39.1% for GLM-4.5-Air.
- GLM-4.5-Air is cheaper at $0.20 / $1.10 per million input/output tokens, against $0.80 / $3.20 for Amazon Nova Pro.
- Amazon Nova Pro accepts more context: 300K tokens versus 131K.
- GLM-4.5-Air has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Pro | GLM-4.5-Air | |
|---|---|---|
| Provider | Amazon | Z.ai (Zhipu) |
| Noometry Index | 31.0 | 38.9 |
| Released | 2024-12-03 | 2025-07-20 |
| Weights | Proprietary | Open |
| Context window | 300K | 131K |
| Max output | 10K | 98K |
| Input $ / M tokens | $0.80 | $0.20 |
| Output $ / M tokens | $3.20 | $1.10 |
| Results tracked | 38 | 27 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Amazon Nova Pro leads
Amazon Nova Pro: 35.1 (#229), GLM-4.5-Air: 33.3 (#259)
| Benchmark | Amazon Nova Pro | GLM-4.5-Air |
|---|---|---|
| LMArena Coding | 1270 | 1397 |
| GSO | — | 2.9% |
| LiveBench Coding | 38.1% | — |
Agentic & Tool Use Not comparable
Amazon Nova Pro: 16.7 (#147), GLM-4.5-Air: —
| Benchmark | Amazon Nova Pro | GLM-4.5-Air |
|---|---|---|
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |
Reasoning GLM-4.5-Air leads
Amazon Nova Pro: 20.0 (#243), GLM-4.5-Air: 24.1 (#166)
| Benchmark | Amazon Nova Pro | GLM-4.5-Air |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1379 |
| Kagi LLM Benchmark | — | 43% |
| LiveBench Reasoning | 32.6% | — |
| LiveBench Data Analysis | 48.3% | — |
| Epoch Capabilities Index | 123.8 | — |
| ForecastBench | — | 59.2 |
| LiveBench | 43.5% | — |
Math GLM-4.5-Air leads
Amazon Nova Pro: 28.5 (#243), GLM-4.5-Air: 36.2 (#170)
| Benchmark | Amazon Nova Pro | GLM-4.5-Air |
|---|---|---|
| Omni-MATH | 24.2% | 39.1% |
| LMArena Math | 1252 | 1396 |
| LiveBench Math | 38% | — |
Knowledge GLM-4.5-Air leads
Amazon Nova Pro: 27.4 (#250), GLM-4.5-Air: 35.0 (#191)
| Benchmark | Amazon Nova Pro | GLM-4.5-Air |
|---|---|---|
| Humanity's Last Exam | 4.4% | 8.1% |
| MMLU-Pro | 67.3% | 76.2% |
| Vectara Hallucination Rate | 5.1% | 9.3% |
| GPQA (HELM) | 44.6% | 59.4% |
| LMArena Expert | 1211 | 1370 |
| Confabulations | 30.1% | — |
| MMLU | 82% | — |
Multimodal Not comparable
Amazon Nova Pro: 25.0 (#126), GLM-4.5-Air: —
| Benchmark | Amazon Nova Pro | GLM-4.5-Air |
|---|---|---|
| LMArena Vision | 980 | — |
Multilingual GLM-4.5-Air leads
Amazon Nova Pro: 39.7 (#223), GLM-4.5-Air: 49.1 (#135)
| Benchmark | Amazon Nova Pro | GLM-4.5-Air |
|---|---|---|
| LMArena Non-English | 1234 | 1366 |
| LMArena Chinese | 1244 | 1426 |
| LMArena French | 1271 | 1399 |
| LMArena German | 1243 | 1377 |
| LMArena Japanese | 1200 | 1348 |
| LMArena Korean | 1203 | 1308 |
| LMArena Russian | 1240 | 1373 |
| LMArena Spanish | 1182 | 1386 |
Instruction Following GLM-4.5-Air leads
Amazon Nova Pro: 64.9 (#226), GLM-4.5-Air: 69.6 (#171)
| Benchmark | Amazon Nova Pro | GLM-4.5-Air |
|---|---|---|
| IFEval | 81.5% | 81.2% |
| LMArena Instruction Following | 1235 | 1354 |
| LiveBench Instruction Following | 67.1% | — |
Long Context GLM-4.5-Air leads
Amazon Nova Pro: 38.1 (#205), GLM-4.5-Air: 41.6 (#135)
| Benchmark | Amazon Nova Pro | GLM-4.5-Air |
|---|---|---|
| LMArena Longer Query | 1255 | 1366 |
Writing & Preference GLM-4.5-Air leads
Amazon Nova Pro: 43.9 (#226), GLM-4.5-Air: 55.9 (#139)
| Benchmark | Amazon Nova Pro | GLM-4.5-Air |
|---|---|---|
| LMArena Text | 1259 | 1384 |
| LMArena Creative Writing | 1212 | 1343 |
| WildBench | 77.7% | 78.9% |
| LMArena Multi-Turn | 1246 | 1371 |
| Short-Story Creative Writing | 60.5% | — |
| LiveBench Language | 37% | — |
Frequently asked questions
Is Amazon Nova Pro better than GLM-4.5-Air?
GLM-4.5-Air is the stronger model overall, scoring 38.9 to 31.0 on the Noometry Index.
Which is cheaper, Amazon Nova Pro or GLM-4.5-Air?
GLM-4.5-Air is cheaper. It lists at $0.20 per million input tokens and $1.10 per million output tokens; Amazon Nova Pro lists at $0.80 and $3.20.
Is Amazon Nova Pro or GLM-4.5-Air better for coding?
Amazon Nova Pro scores higher on coding benchmarks: 35.1 versus 33.3 in the Noometry coding category.
Which has the bigger context window?
Amazon Nova Pro does, with 300K tokens against 131K.
How many benchmarks do Amazon Nova Pro and GLM-4.5-Air share?
24 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and GLM-4.5-Air has 27.