Model comparison
Gemini 1.5 Flash (May 2024) vs Hy4 preview
Hy4 preview is the stronger model overall, scoring 45.3 to 33.2 on the Noometry Index.
Last verified . 0 shared benchmarks.
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TencentSummary
- The widest gap is in math, where Hy4 preview leads 55.7 to 22.1.
- Hy4 preview has downloadable open weights; the other is API-only.
Side by side
| Gemini 1.5 Flash (May 2024) | Hy4 preview | |
|---|---|---|
| Provider | Tencent | |
| Noometry Index | 33.2 | 45.3 |
| Released | 2024-05-14 | 2026-08-28 |
| Weights | Proprietary | Open |
| Context window | — | 1.05M |
| Max output | — | 64K |
| Input $ / M tokens | — | $0.75 |
| Output $ / M tokens | — | $2.25 |
| Results tracked | 42 | 3 |
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Category by category
Coding Hy4 preview leads
Gemini 1.5 Flash (May 2024): 34.4 (#236), Hy4 preview: 51.6 (#38)
| Benchmark | Gemini 1.5 Flash (May 2024) | Hy4 preview |
|---|---|---|
| LMArena WebDev | — | 1632 |
| WeirdML | 24.9% | — |
| BigCodeBench Instruct | 43.5% | — |
| LMArena Coding | 1261 | — |
| BigCodeBench Complete | 55.1% | — |
| HumanEval+ | 75.6% | — |
| MBPP+ | 67.5% | — |
Agentic & Tool Use Not comparable
Gemini 1.5 Flash (May 2024): 26.6 (#102), Hy4 preview: —
| Benchmark | Gemini 1.5 Flash (May 2024) | Hy4 preview |
|---|---|---|
| BALROG | 14.6% | — |
Reasoning Hy4 preview leads
Gemini 1.5 Flash (May 2024): 21.7 (#215), Hy4 preview: 31.9 (#79)
| Benchmark | Gemini 1.5 Flash (May 2024) | Hy4 preview |
|---|---|---|
| NYT Connections (extended) | — | 68.2% |
| LMArena Hard Prompts | 1257 | — |
| DTBench | 53.8% | — |
| Epoch Capabilities Index | 129.36 | — |
| ForecastBench | 53.9 | — |
| PIQA | 87.5% | — |
Math Hy4 preview leads
Gemini 1.5 Flash (May 2024): 22.1 (#281), Hy4 preview: 55.7 (#42)
| Benchmark | Gemini 1.5 Flash (May 2024) | Hy4 preview |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 16.3% | — |
| ProofBench | — | 75% |
| Omni-MATH | 30.4% | — |
| LMArena Math | 1269 | — |
| MATH Level 5 | 61.9% | — |
| FrontierMath (Feb 2025 set) | 0% | — |
| GSM8K | 82.4% | — |
Knowledge Not comparable
Gemini 1.5 Flash (May 2024): 26.2 (#260), Hy4 preview: —
| Benchmark | Gemini 1.5 Flash (May 2024) | Hy4 preview |
|---|---|---|
| GPQA Diamond | 47.3% | — |
| MMLU-Pro | 67.8% | — |
| GPQA (HELM) | 43.7% | — |
| LMArena Expert | 1233 | — |
| BoolQ | 85.8% | — |
| MMLU | 77.9% | — |
Multimodal Not comparable
Gemini 1.5 Flash (May 2024): 36.0 (#81), Hy4 preview: —
| Benchmark | Gemini 1.5 Flash (May 2024) | Hy4 preview |
|---|---|---|
| LMArena Vision | 1141 | — |
| Video-MME | 70.3% | — |
| GeoBench | 76% | — |
Multilingual Not comparable
Gemini 1.5 Flash (May 2024): 42.9 (#189), Hy4 preview: —
| Benchmark | Gemini 1.5 Flash (May 2024) | Hy4 preview |
|---|---|---|
| LMArena Non-English | 1278 | — |
| LMArena Chinese | 1295 | — |
| LMArena French | 1258 | — |
| LMArena German | 1262 | — |
| LMArena Japanese | 1252 | — |
| LMArena Korean | 1221 | — |
| LMArena Russian | 1288 | — |
| LMArena Spanish | 1243 | — |
Instruction Following Not comparable
Gemini 1.5 Flash (May 2024): 66.8 (#205), Hy4 preview: —
| Benchmark | Gemini 1.5 Flash (May 2024) | Hy4 preview |
|---|---|---|
| IFEval | 83.1% | — |
| LMArena Instruction Following | 1258 | — |
Long Context Not comparable
Gemini 1.5 Flash (May 2024): 39.0 (#187), Hy4 preview: —
| Benchmark | Gemini 1.5 Flash (May 2024) | Hy4 preview |
|---|---|---|
| LMArena Longer Query | 1284 | — |
Writing & Preference Not comparable
Gemini 1.5 Flash (May 2024): 48.7 (#196), Hy4 preview: —
| Benchmark | Gemini 1.5 Flash (May 2024) | Hy4 preview |
|---|---|---|
| LMArena Text | 1287 | — |
| LMArena Creative Writing | 1285 | — |
| WildBench | 79.2% | — |
| LMArena Multi-Turn | 1253 | — |
Frequently asked questions
Is Gemini 1.5 Flash (May 2024) better than Hy4 preview?
Hy4 preview is the stronger model overall, scoring 45.3 to 33.2 on the Noometry Index.
Is Gemini 1.5 Flash (May 2024) or Hy4 preview better for coding?
Hy4 preview scores higher on coding benchmarks: 51.6 versus 34.4 in the Noometry coding category.
How many benchmarks do Gemini 1.5 Flash (May 2024) and Hy4 preview share?
0 benchmarks have published results for both models. Gemini 1.5 Flash (May 2024) has 42 scored results on Noometry and Hy4 preview has 3.