DeepSeek V4 Flash 0731 vs Qwen3 14B
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 Flash 0731 accepts longer prompts: 1M vs 41K tokens.
- DeepSeek V4 Flash 0731 output costs $0.157 per 1M via Relace, against the list price of $0.238.
- DeepSeek V4 Flash 0731 is the newer model (released 2026-07-31).
| DeepSeek V4 Flash 0731 | Qwen3 14B | |
|---|---|---|
| Vendor | DeepSeek | Qwen |
| Released | 2026-07-31 | 2025-04-28 |
| Input / 1M | $0.119 | $0.12 |
| Output / 1M | $0.238 | $0.24 |
| Cached input / 1M | $0.024 | — |
| Blended / 1M (3:1) | $0.149 | $0.15 |
| Context | 1M | 41K |
| Max output | 944K | 16K |
| Accepts | text | text |
| Reasoning | Yes | Yes |
| Providers on OpenRouter | 25 | 2 |
| Cheapest provider, output | $0.157 | $0.22 |
| Best provider uptime, 24 h | 100% | 100% |
| Chess arena rating | not playing | not playing |
| Vendor API status | Operational | Operational |
Cost calculator
DeepSeek V4 Flash 0731
$10.71 per month$0.36 per day
Qwen3 14B
$10.80 per month$0.36 per day
DeepSeek V4 Flash 0731 saves $0.09 a month on this workload.
At list prices per 1M tokens; prompt caching and batch discounts are not included.
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