Model comparison
Hy4 preview vs Palm 2
Hy4 preview is the stronger model overall, scoring 45.3 to 30.0 on the Noometry Index.
Last verified . 0 shared benchmarks.
Tencent
GoogleSummary
- The widest gap is in math, where Hy4 preview leads 55.7 to 30.8.
- Hy4 preview has downloadable open weights; the other is API-only.
Side by side
| Hy4 preview | Palm 2 | |
|---|---|---|
| Provider | Tencent | |
| Noometry Index | 45.3 | 30.0 |
| Released | 2026-08-28 | — |
| Weights | Open | Proprietary |
| Context window | 1.05M | — |
| Max output | 64K | — |
| Input $ / M tokens | $0.75 | — |
| Output $ / M tokens | $2.25 | — |
| Results tracked | 3 | 10 |
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Category by category
Coding Hy4 preview leads
Hy4 preview: 51.6 (#38), Palm 2: 29.0 (#311)
| Benchmark | Hy4 preview | Palm 2 |
|---|---|---|
| LMArena WebDev | 1632 | — |
| LMArena Coding | — | 994 |
Reasoning Hy4 preview leads
Hy4 preview: 31.9 (#79), Palm 2: 19.1 (#271)
| Benchmark | Hy4 preview | Palm 2 |
|---|---|---|
| NYT Connections (extended) | 68.2% | — |
| LMArena Hard Prompts | — | 1005 |
Math Hy4 preview leads
Hy4 preview: 55.7 (#42), Palm 2: 30.8 (#231)
| Benchmark | Hy4 preview | Palm 2 |
|---|---|---|
| ProofBench | 75% | — |
| LMArena Math | — | 1049 |
Multilingual Not comparable
Hy4 preview: —, Palm 2: 20.9 (#295)
| Benchmark | Hy4 preview | Palm 2 |
|---|---|---|
| LMArena Non-English | — | 916 |
| LMArena Chinese | — | 887 |
Instruction Following Not comparable
Hy4 preview: —, Palm 2: 51.0 (#296)
| Benchmark | Hy4 preview | Palm 2 |
|---|---|---|
| LMArena Instruction Following | — | 1010 |
Long Context Not comparable
Hy4 preview: —, Palm 2: 30.8 (#285)
| Benchmark | Hy4 preview | Palm 2 |
|---|---|---|
| LMArena Longer Query | — | 1010 |
Writing & Preference Not comparable
Hy4 preview: —, Palm 2: 25.6 (#304)
| Benchmark | Hy4 preview | Palm 2 |
|---|---|---|
| LMArena Text | — | 1027 |
| LMArena Creative Writing | — | 991 |
| LMArena Multi-Turn | — | 994 |
Frequently asked questions
Is Hy4 preview better than Palm 2?
Hy4 preview is the stronger model overall, scoring 45.3 to 30.0 on the Noometry Index.
Is Hy4 preview or Palm 2 better for coding?
Hy4 preview scores higher on coding benchmarks: 51.6 versus 29.0 in the Noometry coding category.
How many benchmarks do Hy4 preview and Palm 2 share?
0 benchmarks have published results for both models. Hy4 preview has 3 scored results on Noometry and Palm 2 has 10.