Model comparison
Amazon Nova Experimental Chat 26 01 10 vs Hy4 preview
Hy4 preview is the stronger model overall, scoring 44.6 to 42.2 on the Noometry Index.
Last verified . 0 shared benchmarks.
TencentSummary
- The widest gap is in math, where Hy4 preview leads 54.5 to 35.8.
- Hy4 preview has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 26 01 10 | Hy4 preview | |
|---|---|---|
| Provider | Amazon | Tencent |
| Noometry Index | 42.2 | 44.6 |
| Released | — | 2026-08-28 |
| Weights | Proprietary | Open |
| Context window | — | 1.05M |
| Max output | — | 64K |
| Input $ / M tokens | — | $0.83 |
| Output $ / M tokens | — | $2.50 |
| Results tracked | 13 | 3 |
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Category by category
Coding Hy4 preview leads
Amazon Nova Experimental Chat 26 01 10: 42.1 (#97), Hy4 preview: 51.4 (#36)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Hy4 preview |
|---|---|---|
| LMArena WebDev | — | 1633 |
| LMArena Coding | 1447 | — |
Reasoning Hy4 preview leads
Amazon Nova Experimental Chat 26 01 10: 27.8 (#97), Hy4 preview: 30.6 (#75)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Hy4 preview |
|---|---|---|
| NYT Connections (extended) | — | 68.2% |
| LMArena Hard Prompts | 1415 | — |
Math Hy4 preview leads
Amazon Nova Experimental Chat 26 01 10: 35.8 (#136), Hy4 preview: 54.5 (#37)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Hy4 preview |
|---|---|---|
| ProofBench | — | 75% |
| LMArena Math | 1404 | — |
Knowledge Not comparable
Amazon Nova Experimental Chat 26 01 10: 39.7 (#115), Hy4 preview: —
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Hy4 preview |
|---|---|---|
| LMArena Expert | 1445 | — |
Multilingual Not comparable
Amazon Nova Experimental Chat 26 01 10: 50.4 (#121), Hy4 preview: —
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Hy4 preview |
|---|---|---|
| LMArena Non-English | 1381 | — |
| LMArena Chinese | 1373 | — |
| LMArena Russian | 1393 | — |
| LMArena Spanish | 1390 | — |
Instruction Following Not comparable
Amazon Nova Experimental Chat 26 01 10: 73.1 (#121), Hy4 preview: —
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Hy4 preview |
|---|---|---|
| LMArena Instruction Following | 1381 | — |
Long Context Not comparable
Amazon Nova Experimental Chat 26 01 10: 42.7 (#114), Hy4 preview: —
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Hy4 preview |
|---|---|---|
| LMArena Longer Query | 1401 | — |
Writing & Preference Not comparable
Amazon Nova Experimental Chat 26 01 10: 57.6 (#123), Hy4 preview: —
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Hy4 preview |
|---|---|---|
| LMArena Text | 1396 | — |
| LMArena Creative Writing | 1331 | — |
| LMArena Multi-Turn | 1380 | — |
Frequently asked questions
Is Amazon Nova Experimental Chat 26 01 10 better than Hy4 preview?
Hy4 preview is the stronger model overall, scoring 44.6 to 42.2 on the Noometry Index.
Is Amazon Nova Experimental Chat 26 01 10 or Hy4 preview better for coding?
Hy4 preview scores higher on coding benchmarks: 51.4 versus 42.1 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 26 01 10 and Hy4 preview share?
0 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 01 10 has 13 scored results on Noometry and Hy4 preview has 3.