Hy4 preview vs Sakana Namazu: Specs & Benchmark Comparison

CharacteristicHy4 previewSakana Namazu
CompanyTencentSakana AI
Release DateAugust 28, 2026August 3, 2026
Parameters770B
MultimodalNoYes
Context (input)256K
Context (output)256K
Input Price / 1M$0.95
Output Price / 1M$4.00
Average Score0.60.9

Verdict

Hy4 preview leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: Hy4 preview — 0.6, Sakana Namazu — 0.9.

Recency

Hy4 preview is newer: released 8/28/2026 vs 8/3/2026.

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Frequently Asked Questions

Which is better for coding — Hy4 preview or Sakana Namazu?
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 Sakana Namazu?
API pricing data is available on the individual model pages.
Which has a larger context window — Hy4 preview or Sakana Namazu?
Context window data is available on the individual model pages.

The Hy4 preview and Sakana Namazu 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 Sakana Namazu page. See also the complete list of AI model comparisons.