Model comparison
Hy4 preview vs Trinity Large Thinking
Hy4 preview is the stronger model overall, scoring 44.6 to 38.1 on the Noometry Index. Trinity Large Thinking costs 3.2× less per token, which makes it the better buy when Hy4 preview's lead doesn't matter for your workload.
Last verified . 2 shared benchmarks.
Tencent
Arcee AISummary
- They share 2 benchmarks with published results for both. Hy4 preview scores higher in 3 categories and Trinity Large Thinking in 0 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in math, where Hy4 preview leads 54.5 to 34.9.
- The biggest single-benchmark swing is NYT Connections (extended): 68.2% for Hy4 preview and 16.5% for Trinity Large Thinking.
- Trinity Large Thinking is cheaper at $0.25 / $0.80 per million input/output tokens, against $0.83 / $2.50 for Hy4 preview.
- Hy4 preview accepts more context: 1.05M tokens versus 262K.
Side by side
| Hy4 preview | Trinity Large Thinking | |
|---|---|---|
| Provider | Tencent | Arcee AI |
| Noometry Index | 44.6 | 38.1 |
| Released | 2026-08-28 | 2026-04-01 |
| Weights | Open | Open |
| Context window | 1.05M | 262K |
| Max output | 64K | 80K |
| Input $ / M tokens | $0.83 | $0.25 |
| Output $ / M tokens | $2.50 | $0.80 |
| Results tracked | 3 | 24 |
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Category by category
Coding Hy4 preview leads
Hy4 preview: 51.4 (#36), Trinity Large Thinking: 33.8 (#238)
| Benchmark | Hy4 preview | Trinity Large Thinking |
|---|---|---|
| LMArena WebDev | 1633 | 1238 |
| SciCode | — | 36.1% |
| LMArena Coding | — | 1381 |
Reasoning Hy4 preview leads
Hy4 preview: 30.6 (#75), Trinity Large Thinking: 16.3 (#298)
| Benchmark | Hy4 preview | Trinity Large Thinking |
|---|---|---|
| NYT Connections (extended) | 68.2% | 16.5% |
| CritPt | — | 0.9% |
| Thematic Generalization | — | 41.6% |
| LMArena Hard Prompts | — | 1350 |
| Surface Evolver Bench | — | 15.6% |
Math Hy4 preview leads
Hy4 preview: 54.5 (#37), Trinity Large Thinking: 34.9 (#149)
| Benchmark | Hy4 preview | Trinity Large Thinking |
|---|---|---|
| ProofBench | 75% | — |
| LMArena Math | — | 1366 |
Knowledge Not comparable
Hy4 preview: —, Trinity Large Thinking: 40.3 (#107)
| Benchmark | Hy4 preview | Trinity Large Thinking |
|---|---|---|
| Vectara Hallucination Rate | — | 6.9% |
| LMArena Expert | — | 1359 |
Multilingual Not comparable
Hy4 preview: —, Trinity Large Thinking: 46.4 (#155)
| Benchmark | Hy4 preview | Trinity Large Thinking |
|---|---|---|
| LMArena Non-English | — | 1325 |
| LMArena Chinese | — | 1372 |
| LMArena French | — | 1374 |
| LMArena German | — | 1356 |
| LMArena Japanese | — | 1312 |
| LMArena Korean | — | 1304 |
| LMArena Russian | — | 1338 |
| LMArena Spanish | — | 1356 |
Instruction Following Not comparable
Hy4 preview: —, Trinity Large Thinking: 70.7 (#157)
| Benchmark | Hy4 preview | Trinity Large Thinking |
|---|---|---|
| LMArena Instruction Following | — | 1334 |
Long Context Not comparable
Hy4 preview: —, Trinity Large Thinking: 41.2 (#139)
| Benchmark | Hy4 preview | Trinity Large Thinking |
|---|---|---|
| LMArena Longer Query | — | 1355 |
Writing & Preference Not comparable
Hy4 preview: —, Trinity Large Thinking: 54.0 (#152)
| Benchmark | Hy4 preview | Trinity Large Thinking |
|---|---|---|
| LMArena Text | — | 1340 |
| LMArena Creative Writing | — | 1321 |
| LMArena Multi-Turn | — | 1342 |
Frequently asked questions
Is Hy4 preview better than Trinity Large Thinking?
Hy4 preview is the stronger model overall, scoring 44.6 to 38.1 on the Noometry Index. Trinity Large Thinking costs 3.2× less per token, which makes it the better buy when Hy4 preview's lead doesn't matter for your workload.
Which is cheaper, Hy4 preview or Trinity Large Thinking?
Trinity Large Thinking is cheaper. It lists at $0.25 per million input tokens and $0.80 per million output tokens; Hy4 preview lists at $0.83 and $2.50.
Is Hy4 preview or Trinity Large Thinking better for coding?
Hy4 preview scores higher on coding benchmarks: 51.4 versus 33.8 in the Noometry coding category.
Which has the bigger context window?
Hy4 preview does, with 1.05M tokens against 262K.
How many benchmarks do Hy4 preview and Trinity Large Thinking share?
2 benchmarks have published results for both models. Hy4 preview has 3 scored results on Noometry and Trinity Large Thinking has 24.