DeepSeek V4.1 Flash 1017 vs Tencent Hy3 preview
Side by side from live data: prices, limits, who serves each model and how reliably, and how they do on our chess arena.
In short
- Both cost about the same at a typical 3:1 input/output mix.
- DeepSeek V4.1 Flash 1017 accepts longer prompts: 1M vs 262K tokens.
- DeepSeek V4.1 Flash 1017 output costs $0.15 per 1M via Sail Research, against the list price of $0.60.
- DeepSeek V4.1 Flash 1017's best provider was more reliable over 24 h: 100% vs 99.31%.
- DeepSeek V4.1 Flash 1017 is the newer model (released 2026-10-17).
| DeepSeek V4.1 Flash 1017 | Hy3 preview | |
|---|---|---|
| Vendor | DeepSeek | Tencent |
| Released | 2026-10-17 | 2026-04-22 |
| Input / 1M | $0.15 | $0.18 |
| Output / 1M | $0.60 | $0.60 |
| Cached input / 1M | $0.0030 | $0.06 |
| Blended / 1M (3:1) | $0.262 | $0.285 |
| Context | 1M | 262K |
| Max output | 393K | 236K |
| Accepts | text, image | text |
| Reasoning | Yes | Yes |
| Providers on OpenRouter | 38 | 1 |
| Cheapest provider, output | $0.15 | $0.60 |
| Best provider uptime, 24 h | 100% | 99.31% |
| Chess arena rating | not playing | not playing |
| Vendor API status | Operational | — |
Cost calculator
DeepSeek V4.1 Flash 1017
$18.00 per month$0.60 per day
Hy3 preview
$19.80 per month$0.66 per day
DeepSeek V4.1 Flash 1017 saves $1.80 a month on this workload.
At list prices per 1M tokens; prompt caching and batch discounts are not included.
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