Kimi K2 Instruct vs Hy4 preview
Hy4 preview is cheaper on output tokens, while Hy4 preview offers a larger context window. Choose Kimi K2 Instruct or Hy4 preview based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Kimi K2 Instruct | Hy4 preview |
|---|---|---|
| Provider | Cortecs | Tencent |
| Input / 1M tokens | $0.55 | $0.83 |
| Output / 1M tokens | $2.65 | $2.50 |
| Context window | 131K | 1M |
| Parameters | — | — |
| Open weights | Yes | — |
| Released | Jul 2025 | — |
| SWE-bench Verified score | 53.4 | — |
| LMArena WebDev Elo score | — | 1632 |
FAQ
Is Kimi K2 Instruct or Hy4 preview cheaper?
Hy4 preview is cheaper on output tokens ($2.50 vs $2.65 per 1M).
Which has the larger context window, Kimi K2 Instruct or Hy4 preview?
Hy4 preview has the larger context window (1M tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.