DeepSeek V4.1 Flash 1017 vs Hy4 preview
Price, context window & benchmark comparison
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Verdict: DeepSeek V4.1 Flash 1017 is 8.5× cheaper than Hy4 preview on a typical 3:1 input/output mix.
| DeepSeek V4.1 Flash 1017 | Hy4 preview | |
|---|---|---|
| Input price / 1M | $0.098 | $0.83 |
| Output price / 1M | $0.29 | $2.50 |
| Blended price (3:1) | $0.15 | $1.25 |
| Cached input / 1M | $0.0029 | $0.042 |
| Context window | 1M | 1M |
| Max output | 393K | 64K |
| Intelligence index | 28.6 | — |
| Coding index | — | — |
| Providers | 47 | 6 |
| Best provider uptime (30m) | 100.0% | 100.0% |
| Vision input | Yes | No |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-10-17 | 2026-08-28 |
| Retirement | — | — |
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FAQ
Which is cheaper, DeepSeek V4.1 Flash 1017 or Hy4 preview?
DeepSeek V4.1 Flash 1017 is 8.5× cheaper than Hy4 preview on a typical 3:1 input/output mix.
DeepSeek V4.1 Flash 1017 vs Hy4 preview: which has a bigger context window?
DeepSeek V4.1 Flash 1017: 1,048,576 tokens. Hy4 preview: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash 1017 ≈ $343.00, Hy4 preview ≈ $2,919.
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