How much does DeepSeek V4.1 Flash cost?
DeepSeek V4.1 Flash (DeepSeek) costs $0.3 per 1M input tokens and $1.2 per 1M output tokens, $0.006 cached input. Calculate your cost per request, day and month.
| Provider | DeepSeek |
| Input | $0.3 / 1M tokens |
| Output | $1.2 / 1M tokens |
| Cached input | $0.006 / 1M tokens |
| Context window | 1M |
| Notes | Peak-hour price (model name deepseek-flash). Off-peak is half. |
| Source | https://api-docs.deepseek.com/quick_start/pricing |
| Last verified | 2026-10-14 |
Example: a chatbot
1,500 input + 400 output tokens per request, 2,000 requests/day, no caching: $0.000930 per request, $1.86 per day, $55.80 per month (30 days).
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