Model comparison
Amazon Nova Experimental Chat 10 09 vs GLM-5.3-Flash
GLM-5.3-Flash is the stronger model overall, scoring 51.8 to 41.9 on the Noometry Index.
Last verified . 9 shared benchmarks.
Summary
- They share 9 benchmarks with published results for both. Amazon Nova Experimental Chat 10 09 scores higher in 0 categories and GLM-5.3-Flash in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GLM-5.3-Flash leads 48.0 to 27.3.
- GLM-5.3-Flash has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash | |
|---|---|---|
| Provider | Amazon | Z.ai (Zhipu) |
| Noometry Index | 41.9 | 51.8 |
| Released | — | 2026-08-20 |
| Weights | Proprietary | Open |
| Context window | — | 1M |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.15 |
| Output $ / M tokens | — | $0.50 |
| Results tracked | 9 | 40 |
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Category by category
Coding GLM-5.3-Flash leads
Amazon Nova Experimental Chat 10 09: 40.2 (#145), GLM-5.3-Flash: 53.1 (#31)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash |
|---|---|---|
| LMArena Coding | 1370 | 1508 |
| DeepSWE | — | 63.4% |
| FrontierCode | — | 31.8% |
| CursorBench | — | 36.8% |
| LMArena WebDev | — | 1609 |
| FrontierSWE | — | 18.1% |
| SciCode | — | 51.6% |
| ALE-Bench | — | 303.55 |
Agentic & Tool Use Not comparable
Amazon Nova Experimental Chat 10 09: —, GLM-5.3-Flash: 34.2 (#47)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash |
|---|---|---|
| APEX-Agents | — | 52.8% |
| GDP.pdf | — | 14% |
Reasoning GLM-5.3-Flash leads
Amazon Nova Experimental Chat 10 09: 27.3 (#120), GLM-5.3-Flash: 48.0 (#42)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash |
|---|---|---|
| LMArena Hard Prompts | 1356 | 1491 |
| ARC-AGI-2 | — | 65.8% |
| ARC-AGI-1 | — | 91% |
| CritPt | — | 15.4% |
| Chess Puzzles | — | 14% |
| Mystery Game Puzzles | — | 8% |
| Surface Evolver Bench | — | 52.5% |
| Bench to the Future 3 | — | 0.15 |
| Epoch Capabilities Index | — | 151.88 |
Math Not comparable
Amazon Nova Experimental Chat 10 09: —, GLM-5.3-Flash: 53.3 (#47)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 55.8% |
| FrontierMath Tier 4 | — | 17.1% |
| OTIS Mock AIME 2024-2025 | — | 93.9% |
| ProofBench | — | 21% |
| LMArena Math | — | 1500 |
Knowledge Not comparable
Amazon Nova Experimental Chat 10 09: —, GLM-5.3-Flash: 58.4 (#36)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash |
|---|---|---|
| GPQA Diamond | — | 90.2% |
| LMArena Expert | — | 1513 |
Multimodal Not comparable
Amazon Nova Experimental Chat 10 09: —, GLM-5.3-Flash: 42.8 (#27)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash |
|---|---|---|
| LMArena Vision | — | 1296 |
Multilingual GLM-5.3-Flash leads
Amazon Nova Experimental Chat 10 09: 47.3 (#150), GLM-5.3-Flash: 56.0 (#25)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash |
|---|---|---|
| LMArena Non-English | 1340 | 1462 |
| LMArena Chinese | 1341 | 1527 |
| LMArena French | — | 1496 |
| LMArena German | — | 1470 |
| LMArena Japanese | — | 1429 |
| LMArena Korean | — | 1446 |
| LMArena Russian | — | 1469 |
| LMArena Spanish | — | 1471 |
Instruction Following GLM-5.3-Flash leads
Amazon Nova Experimental Chat 10 09: 69.4 (#172), GLM-5.3-Flash: 77.5 (#20)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash |
|---|---|---|
| LMArena Instruction Following | 1315 | 1478 |
Long Context GLM-5.3-Flash leads
Amazon Nova Experimental Chat 10 09: 40.5 (#152), GLM-5.3-Flash: 45.4 (#39)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash |
|---|---|---|
| LMArena Longer Query | 1333 | 1482 |
Writing & Preference GLM-5.3-Flash leads
Amazon Nova Experimental Chat 10 09: 54.7 (#149), GLM-5.3-Flash: 65.3 (#50)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GLM-5.3-Flash |
|---|---|---|
| LMArena Text | 1364 | 1471 |
| LMArena Creative Writing | 1307 | 1442 |
| LMArena Multi-Turn | 1355 | 1467 |
Frequently asked questions
Is Amazon Nova Experimental Chat 10 09 better than GLM-5.3-Flash?
GLM-5.3-Flash is the stronger model overall, scoring 51.8 to 41.9 on the Noometry Index.
Is Amazon Nova Experimental Chat 10 09 or GLM-5.3-Flash better for coding?
GLM-5.3-Flash scores higher on coding benchmarks: 53.1 versus 40.2 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 10 09 and GLM-5.3-Flash share?
9 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 09 has 9 scored results on Noometry and GLM-5.3-Flash has 40.