Model comparison
Amazon Nova Pro vs GLM-5.3-Flash
GLM-5.3-Flash is the stronger model overall, scoring 51.8 to 31.0 on the Noometry Index.
Last verified . 19 shared benchmarks.
Summary
- They share 19 benchmarks with published results for both. Amazon Nova Pro scores higher in 0 categories and GLM-5.3-Flash in 10 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GLM-5.3-Flash leads 58.4 to 27.4.
- GLM-5.3-Flash is cheaper at $0.15 / $0.50 per million input/output tokens, against $0.80 / $3.20 for Amazon Nova Pro.
- GLM-5.3-Flash accepts more context: 1M tokens versus 300K.
- GLM-5.3-Flash has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Pro | GLM-5.3-Flash | |
|---|---|---|
| Provider | Amazon | Z.ai (Zhipu) |
| Noometry Index | 31.0 | 51.8 |
| Released | 2024-12-03 | 2026-08-20 |
| Weights | Proprietary | Open |
| Context window | 300K | 1M |
| Max output | 10K | 131K |
| Input $ / M tokens | $0.80 | $0.15 |
| Output $ / M tokens | $3.20 | $0.50 |
| Results tracked | 38 | 40 |
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Category by category
Coding GLM-5.3-Flash leads
Amazon Nova Pro: 35.1 (#229), GLM-5.3-Flash: 53.1 (#31)
| Benchmark | Amazon Nova Pro | GLM-5.3-Flash |
|---|---|---|
| LMArena Coding | 1270 | 1508 |
| DeepSWE | — | 63.4% |
| FrontierCode | — | 31.8% |
| CursorBench | — | 36.8% |
| LMArena WebDev | — | 1609 |
| FrontierSWE | — | 18.1% |
| SciCode | — | 51.6% |
| LiveBench Coding | 38.1% | — |
| ALE-Bench | — | 303.55 |
Agentic & Tool Use GLM-5.3-Flash leads
Amazon Nova Pro: 16.7 (#147), GLM-5.3-Flash: 34.2 (#47)
| Benchmark | Amazon Nova Pro | GLM-5.3-Flash |
|---|---|---|
| APEX-Agents | — | 52.8% |
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |
| GDP.pdf | — | 14% |
Reasoning GLM-5.3-Flash leads
Amazon Nova Pro: 20.0 (#243), GLM-5.3-Flash: 48.0 (#42)
| Benchmark | Amazon Nova Pro | GLM-5.3-Flash |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1491 |
| Epoch Capabilities Index | 123.8 | 151.88 |
| ARC-AGI-2 | — | 65.8% |
| ARC-AGI-1 | — | 91% |
| CritPt | — | 15.4% |
| Chess Puzzles | — | 14% |
| LiveBench Reasoning | 32.6% | — |
| Mystery Game Puzzles | — | 8% |
| LiveBench Data Analysis | 48.3% | — |
| Surface Evolver Bench | — | 52.5% |
| Bench to the Future 3 | — | 0.15 |
| LiveBench | 43.5% | — |
Math GLM-5.3-Flash leads
Amazon Nova Pro: 28.5 (#243), GLM-5.3-Flash: 53.3 (#47)
| Benchmark | Amazon Nova Pro | GLM-5.3-Flash |
|---|---|---|
| LMArena Math | 1252 | 1500 |
| FrontierMath (Tiers 1-3) | — | 55.8% |
| FrontierMath Tier 4 | — | 17.1% |
| OTIS Mock AIME 2024-2025 | — | 93.9% |
| ProofBench | — | 21% |
| Omni-MATH | 24.2% | — |
| LiveBench Math | 38% | — |
Knowledge GLM-5.3-Flash leads
Amazon Nova Pro: 27.4 (#250), GLM-5.3-Flash: 58.4 (#36)
| Benchmark | Amazon Nova Pro | GLM-5.3-Flash |
|---|---|---|
| LMArena Expert | 1211 | 1513 |
| GPQA Diamond | — | 90.2% |
| Humanity's Last Exam | 4.4% | — |
| MMLU-Pro | 67.3% | — |
| Confabulations | 30.1% | — |
| Vectara Hallucination Rate | 5.1% | — |
| GPQA (HELM) | 44.6% | — |
| MMLU | 82% | — |
Multimodal GLM-5.3-Flash leads
Amazon Nova Pro: 25.0 (#126), GLM-5.3-Flash: 42.8 (#27)
| Benchmark | Amazon Nova Pro | GLM-5.3-Flash |
|---|---|---|
| LMArena Vision | 980 | 1296 |
Multilingual GLM-5.3-Flash leads
Amazon Nova Pro: 39.7 (#223), GLM-5.3-Flash: 56.0 (#25)
| Benchmark | Amazon Nova Pro | GLM-5.3-Flash |
|---|---|---|
| LMArena Non-English | 1234 | 1462 |
| LMArena Chinese | 1244 | 1527 |
| LMArena French | 1271 | 1496 |
| LMArena German | 1243 | 1470 |
| LMArena Japanese | 1200 | 1429 |
| LMArena Korean | 1203 | 1446 |
| LMArena Russian | 1240 | 1469 |
| LMArena Spanish | 1182 | 1471 |
Instruction Following GLM-5.3-Flash leads
Amazon Nova Pro: 64.9 (#226), GLM-5.3-Flash: 77.5 (#20)
| Benchmark | Amazon Nova Pro | GLM-5.3-Flash |
|---|---|---|
| LMArena Instruction Following | 1235 | 1478 |
| LiveBench Instruction Following | 67.1% | — |
| IFEval | 81.5% | — |
Long Context GLM-5.3-Flash leads
Amazon Nova Pro: 38.1 (#205), GLM-5.3-Flash: 45.4 (#39)
| Benchmark | Amazon Nova Pro | GLM-5.3-Flash |
|---|---|---|
| LMArena Longer Query | 1255 | 1482 |
Writing & Preference GLM-5.3-Flash leads
Amazon Nova Pro: 43.9 (#226), GLM-5.3-Flash: 65.3 (#50)
| Benchmark | Amazon Nova Pro | GLM-5.3-Flash |
|---|---|---|
| LMArena Text | 1259 | 1471 |
| LMArena Creative Writing | 1212 | 1442 |
| LMArena Multi-Turn | 1246 | 1467 |
| Short-Story Creative Writing | 60.5% | — |
| WildBench | 77.7% | — |
| LiveBench Language | 37% | — |
Frequently asked questions
Is Amazon Nova Pro better than GLM-5.3-Flash?
GLM-5.3-Flash is the stronger model overall, scoring 51.8 to 31.0 on the Noometry Index.
Which is cheaper, Amazon Nova Pro or GLM-5.3-Flash?
GLM-5.3-Flash is cheaper. It lists at $0.15 per million input tokens and $0.50 per million output tokens; Amazon Nova Pro lists at $0.80 and $3.20.
Is Amazon Nova Pro or GLM-5.3-Flash better for coding?
GLM-5.3-Flash scores higher on coding benchmarks: 53.1 versus 35.1 in the Noometry coding category.
Which has the bigger context window?
GLM-5.3-Flash does, with 1M tokens against 300K.
How many benchmarks do Amazon Nova Pro and GLM-5.3-Flash share?
19 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and GLM-5.3-Flash has 40.