Hy4 preview vs Kimi K3: Specs & Benchmark Comparison
| Characteristic | Hy4 preview | Kimi K3 |
|---|---|---|
| Company | Tencent | Moonshot AI |
| Release Date | August 28, 2026 | July 16, 2026 |
| Parameters | 770B | 2.8T |
| Multimodal | No | Yes |
| Context (input) | — | 1.0M |
| Context (output) | — | 1.0M |
| Input Price / 1M | — | $3.00 |
| Output Price / 1M | — | $15.00 |
| Average Score | 0.6 | 1.0 |
| Benchmarks | ||
| GPQA | 0.9 | 0.9 |
Visual Benchmark Comparison
Hy4 preview
Kimi K3
GPQA0.9 vs 0.9
0.9
0.9
Verdict
Hy4 preview leads in 1 out of 2 comparison categories.
Overall Performance
Both models show comparable average scores: Hy4 preview — 0.6, Kimi K3 — 1.0.
Recency
Hy4 preview is newer: released 8/28/2026 vs 7/16/2026.
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Frequently Asked Questions
Which is better for coding — Hy4 preview or Kimi K3?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Hy4 preview or Kimi K3?
API pricing data is available on the individual model pages.
Which has a larger context window — Hy4 preview or Kimi K3?
Context window data is available on the individual model pages.
The Hy4 preview and Kimi K3 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Hy4 preview or Kimi K3 page. See also the complete list of AI model comparisons.