Model comparison
DeepSeek-R1 vs Hy4 preview
Hy4 preview is the stronger model overall, scoring 45.3 to 42.3 on the Noometry Index.
Last verified . 0 shared benchmarks.
DeepSeek
TencentSummary
- The widest gap is in reasoning, where Hy4 preview leads 31.9 to 18.6.
- DeepSeek-R1 is cheaper at $0.50 / $2.15 per million input/output tokens, against $0.75 / $2.25 for Hy4 preview.
- Hy4 preview accepts more context: 1.05M tokens versus 164K.
- Hy4 preview has downloadable open weights; the other is API-only.
Side by side
| DeepSeek-R1 | Hy4 preview | |
|---|---|---|
| Provider | DeepSeek | Tencent |
| Noometry Index | 42.3 | 45.3 |
| Released | 2025-01-20 | 2026-08-28 |
| Weights | Proprietary | Open |
| Context window | 164K | 1.05M |
| Max output | 64K | 64K |
| Input $ / M tokens | $0.50 | $0.75 |
| Output $ / M tokens | $2.15 | $2.25 |
| Results tracked | 52 | 3 |
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Category by category
Coding Hy4 preview leads
DeepSeek-R1: 46.3 (#68), Hy4 preview: 51.6 (#38)
| Benchmark | DeepSeek-R1 | Hy4 preview |
|---|---|---|
| Aider Polyglot | 71.4% | — |
| LMArena WebDev | — | 1632 |
| SciCode | 35.7% | — |
| WeirdML | 41.6% | — |
| LiveBench Coding | 66.7% | — |
| LMArena Coding | 1427 | — |
| ALE-Bench | 804.12 | — |
| AlgoTune | 1.7 | — |
Agentic & Tool Use Not comparable
DeepSeek-R1: 30.7 (#75), Hy4 preview: —
| Benchmark | DeepSeek-R1 | Hy4 preview |
|---|---|---|
| DeepResearch Bench | 35.1% | — |
| BALROG | 34.9% | — |
| METR Time Horizons | 53.8% | — |
Reasoning Hy4 preview leads
DeepSeek-R1: 18.6 (#278), Hy4 preview: 31.9 (#79)
| Benchmark | DeepSeek-R1 | Hy4 preview |
|---|---|---|
| ARC-AGI-2 | 1.3% | — |
| SimpleBench | 40.8% | — |
| Kagi LLM Benchmark | 69.4% | — |
| NYT Connections (extended) | — | 68.2% |
| ARC-AGI-1 | 21.2% | — |
| CritPt | 1.1% | — |
| LiveBench Reasoning | 83.2% | — |
| LMArena Hard Prompts | 1416 | — |
| LiveBench Data Analysis | 69.8% | — |
| Epoch Capabilities Index | 141.29 | — |
| ForecastBench | 60 | — |
| LiveBench | 71.6% | — |
Math Hy4 preview leads
DeepSeek-R1: 43.8 (#79), Hy4 preview: 55.7 (#42)
| Benchmark | DeepSeek-R1 | Hy4 preview |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 66.4% | — |
| ProofBench | — | 75% |
| Omni-MATH | 42.4% | — |
| LiveBench Math | 80.7% | — |
| LMArena Math | 1400 | — |
| MATH Level 5 | 96.6% | — |
Knowledge Not comparable
DeepSeek-R1: 44.5 (#87), Hy4 preview: —
| Benchmark | DeepSeek-R1 | Hy4 preview |
|---|---|---|
| GPQA Diamond | 76.3% | — |
| MMLU-Pro | 79.3% | — |
| Confabulations | 12.7% | — |
| Vectara Hallucination Rate | 11.3% | — |
| GPQA (HELM) | 66.6% | — |
| LMArena Expert | 1394 | — |
Multilingual Not comparable
DeepSeek-R1: 52.4 (#85), Hy4 preview: —
| Benchmark | DeepSeek-R1 | Hy4 preview |
|---|---|---|
| LMArena Non-English | 1412 | — |
| LMArena Chinese | 1442 | — |
| LMArena French | 1417 | — |
| LMArena German | 1404 | — |
| LMArena Japanese | 1391 | — |
| LMArena Korean | 1360 | — |
| LMArena Russian | 1423 | — |
| LMArena Spanish | 1411 | — |
Instruction Following Not comparable
DeepSeek-R1: 72.0 (#143), Hy4 preview: —
| Benchmark | DeepSeek-R1 | Hy4 preview |
|---|---|---|
| LiveBench Instruction Following | 80.5% | — |
| IFEval | 78.4% | — |
| LMArena Instruction Following | 1382 | — |
Long Context Not comparable
DeepSeek-R1: 45.4 (#36), Hy4 preview: —
| Benchmark | DeepSeek-R1 | Hy4 preview |
|---|---|---|
| Fiction.LiveBench | 75% | — |
| LMArena Longer Query | 1391 | — |
Writing & Preference Not comparable
DeepSeek-R1: 61.4 (#88), Hy4 preview: —
| Benchmark | DeepSeek-R1 | Hy4 preview |
|---|---|---|
| LMArena Text | 1428 | — |
| LMArena Creative Writing | 1405 | — |
| Short-Story Creative Writing | 83% | — |
| EQ-Bench Creative Writing | 1500 | — |
| WildBench | 82.8% | — |
| LMArena Multi-Turn | 1405 | — |
| LiveBench Language | 48.5% | — |
Frequently asked questions
Is DeepSeek-R1 better than Hy4 preview?
Hy4 preview is the stronger model overall, scoring 45.3 to 42.3 on the Noometry Index.
Which is cheaper, DeepSeek-R1 or Hy4 preview?
DeepSeek-R1 is cheaper. It lists at $0.50 per million input tokens and $2.15 per million output tokens; Hy4 preview lists at $0.75 and $2.25.
Is DeepSeek-R1 or Hy4 preview better for coding?
Hy4 preview scores higher on coding benchmarks: 51.6 versus 46.3 in the Noometry coding category.
Which has the bigger context window?
Hy4 preview does, with 1.05M tokens against 164K.
How many benchmarks do DeepSeek-R1 and Hy4 preview share?
0 benchmarks have published results for both models. DeepSeek-R1 has 52 scored results on Noometry and Hy4 preview has 3.