DeepSeek R1 0528vsHy4 Preview
DeepSeek R1 0528 is cheaper than Hy4 Preview at $0/M vs $0.834/M input tokens.
| Spec | DeepSeek R1 0528 | Hy4 Preview |
|---|---|---|
| Input price | Free | $0.834/M tokens |
| Output price | Free | $2.501/M tokens |
| Context window | 164K tokens | 1.0M tokens |
| Weights | Open | — |
| Free API (OpenRouter) | No | No |
| Released | May 2025 | Aug 2026 |
Our Verdict
DeepSeek R1 0528
Hy4 Preview
Not enough votes to call it. On the specs, nothing separates them.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek R1 0528
Input
$0.000
Output
$0.000
Hy4 Preview
Input
$0.83
Output
$2.50
Where to run it
5 hosts, cheapest first
Hy4 Preview1 host
Per million tokens. Prices and uptime via OpenRouter, checked 9 Sep 2026.
Writing DNA
Style Comparison
Similarity
48%
Hy4 Preview uses 2.7x more headings
DeepSeek R1 0528
Hy4 Preview
59%Vocabulary53%
14wSentence Length16w
0.47Hedging0.43
5.1Bold5.9
3.6Lists3.8
0.82Emoji0.40
0.25Headings0.67
0.24Transitions0.13
Based on 20 + 27 text responses
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