Model comparison
Hy3 vs Kimi K2.5 Instant
Hy3 and Kimi K2.5 Instant score almost the same on the Noometry Index (43.6 vs 42.9), so choose on price, context window or the category you care about most.
Last verified . 16 shared benchmarks.
TencentSummary
- They share 16 benchmarks with published results for both. Hy3 scores higher in 6 categories and Kimi K2.5 Instant in 2 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in coding, where Hy3 leads 46.6 to 42.3.
Side by side
| Hy3 | Kimi K2.5 Instant | |
|---|---|---|
| Provider | Tencent | Moonshot AI |
| Noometry Index | 43.6 | 42.9 |
| Released | 2026-07-06 | — |
| Weights | Open | Open |
| Context window | 262K | — |
| Max output | 128K | — |
| Input $ / M tokens | $0.13 | — |
| Output $ / M tokens | $0.53 | — |
| Results tracked | 17 | 18 |
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Category by category
Coding Hy3 leads
Hy3: 46.6 (#60), Kimi K2.5 Instant: 42.3 (#95)
| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena WebDev | 1509 | 1404 |
| LMArena Coding | 1465 | 1483 |
Reasoning Kimi K2.5 Instant leads
Hy3: 25.0 (#134), Kimi K2.5 Instant: 28.5 (#88)
| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Hard Prompts | 1449 | 1443 |
| NYT Connections (extended) | 41.2% | — |
Math Too close to call
Hy3: 37.4 (#98), Kimi K2.5 Instant: 36.6 (#105)
| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Math | 1475 | 1443 |
Knowledge Too close to call
Hy3: 40.2 (#108), Kimi K2.5 Instant: 39.5 (#121)
| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Expert | 1461 | 1438 |
Multimodal Not comparable
Hy3: —, Kimi K2.5 Instant: 39.5 (#47)
| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Vision | — | 1254 |
Multilingual Hy3 leads
Hy3: 53.7 (#60), Kimi K2.5 Instant: 52.2 (#89)
| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Non-English | 1427 | 1406 |
| LMArena Chinese | 1496 | 1450 |
| LMArena French | 1461 | 1403 |
| LMArena Korean | 1390 | 1378 |
| LMArena Russian | 1435 | 1404 |
| LMArena Spanish | 1448 | 1448 |
| LMArena German | — | 1413 |
Instruction Following Too close to call
Hy3: 75.3 (#68), Kimi K2.5 Instant: 75.5 (#61)
| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Instruction Following | 1425 | 1430 |
Long Context Too close to call
Hy3: 44.1 (#70), Kimi K2.5 Instant: 43.8 (#82)
| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Longer Query | 1443 | 1435 |
Writing & Preference Hy3 leads
Hy3: 62.5 (#75), Kimi K2.5 Instant: 60.8 (#91)
| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Text | 1442 | 1420 |
| LMArena Creative Writing | 1399 | 1379 |
| LMArena Multi-Turn | 1436 | 1427 |
Frequently asked questions
Is Hy3 better than Kimi K2.5 Instant?
Hy3 and Kimi K2.5 Instant score almost the same on the Noometry Index (43.6 vs 42.9), so choose on price, context window or the category you care about most.
Is Hy3 or Kimi K2.5 Instant better for coding?
Hy3 scores higher on coding benchmarks: 46.6 versus 42.3 in the Noometry coding category.
How many benchmarks do Hy3 and Kimi K2.5 Instant share?
16 benchmarks have published results for both models. Hy3 has 17 scored results on Noometry and Kimi K2.5 Instant has 18.