Model comparison
Amazon Nova Experimental Chat 10 20 vs Hy3
Hy3 is the stronger model overall, scoring 44.2 to 42.1 on the Noometry Index.
Last verified . 17 shared benchmarks.
TencentSummary
- They share 17 benchmarks with published results for both. Amazon Nova Experimental Chat 10 20 scores higher in 1 category and Hy3 in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Hy3 leads 62.2 to 56.6.
- Hy3 has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 10 20 | Hy3 | |
|---|---|---|
| Provider | Amazon | Tencent |
| Noometry Index | 42.1 | 44.2 |
| Released | — | 2026-07-06 |
| Weights | Proprietary | Open |
| Context window | — | 262K |
| Max output | — | 128K |
| Input $ / M tokens | — | $0.13 |
| Output $ / M tokens | — | $0.53 |
| Results tracked | 17 | 19 |
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Category by category
Coding Hy3 leads
Amazon Nova Experimental Chat 10 20: 41.6 (#123), Hy3: 46.8 (#63)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Hy3 |
|---|---|---|
| LMArena Coding | 1412 | 1464 |
| LMArena WebDev | — | 1508 |
Reasoning Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 28.4 (#106), Hy3: 26.1 (#136)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Hy3 |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1447 |
| NYT Connections (extended) | — | 41.2% |
Math Hy3 leads
Amazon Nova Experimental Chat 10 20: 39.0 (#119), Hy3: 40.1 (#93)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Hy3 |
|---|---|---|
| LMArena Math | 1425 | 1475 |
Knowledge Hy3 leads
Amazon Nova Experimental Chat 10 20: 38.5 (#144), Hy3: 40.8 (#114)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Hy3 |
|---|---|---|
| LMArena Expert | 1386 | 1460 |
Multilingual Hy3 leads
Amazon Nova Experimental Chat 10 20: 49.5 (#131), Hy3: 53.5 (#65)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Hy3 |
|---|---|---|
| LMArena Non-English | 1372 | 1426 |
| LMArena Chinese | 1404 | 1493 |
| LMArena French | 1425 | 1461 |
| LMArena German | 1391 | 1439 |
| LMArena Japanese | 1360 | 1392 |
| LMArena Korean | 1324 | 1395 |
| LMArena Russian | 1371 | 1432 |
| LMArena Spanish | 1382 | 1456 |
Instruction Following Hy3 leads
Amazon Nova Experimental Chat 10 20: 72.1 (#141), Hy3: 75.1 (#70)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Hy3 |
|---|---|---|
| LMArena Instruction Following | 1365 | 1426 |
Long Context Hy3 leads
Amazon Nova Experimental Chat 10 20: 41.7 (#133), Hy3: 44.1 (#75)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Hy3 |
|---|---|---|
| LMArena Longer Query | 1370 | 1442 |
Writing & Preference Hy3 leads
Amazon Nova Experimental Chat 10 20: 56.6 (#136), Hy3: 62.2 (#81)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Hy3 |
|---|---|---|
| LMArena Text | 1394 | 1439 |
| LMArena Creative Writing | 1318 | 1402 |
| LMArena Multi-Turn | 1364 | 1436 |
Frequently asked questions
Is Amazon Nova Experimental Chat 10 20 better than Hy3?
Hy3 is the stronger model overall, scoring 44.2 to 42.1 on the Noometry Index.
Is Amazon Nova Experimental Chat 10 20 or Hy3 better for coding?
Hy3 scores higher on coding benchmarks: 46.8 versus 41.6 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 10 20 and Hy3 share?
17 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Hy3 has 19.