DeepSeek V4.1 Flash API Pricing
DeepSeek V4.1 Flash by DeepSeek costs $0.30 per million input tokens and $1.20 per million output tokens.
Price verified from DeepSeek's pricing page.
Rates and limits
- Input / 1M
- $0.30
- Output / 1M
- $1.20
- Cached input / 1M
- $0.006
- Batch discount
- None
- Context window
- 1.05M tokens
- Max output
- 384K tokens
- Released
- September 2026
Pricing note: API model name deepseek-flash. Peak rates shown; off-peak is half price: $0.15 in / $0.003 cache hit / $0.60 out. Peak = 01:00-04:00 and 06:00-10:00 UTC, Mon-Fri, excluding Chinese public holidays.
What DeepSeek V4.1 Flash costs per month
Token volume split 3:1 between input and output, with no prompt caching.
| Tokens per month | Input / output | Standard |
|---|---|---|
| 1M | 750K / 250K | $0.53 |
| 10M | 7.5M / 2.5M | $5.25 |
| 100M | 75M / 25M | $52.50 |
Where to run DeepSeek V4.1 Flash
Prices above are DeepSeek's direct rates. Cloud platforms can charge differently; the cloud platform view compares them.
- DeepSeek PlatformDirect API
- OpenRouterCloud / platform
DeepSeek V4.1 Flash pricing FAQ
How much does DeepSeek V4.1 Flash cost per million tokens?
DeepSeek V4.1 Flash costs $0.30 per million input tokens and $1.20 per million output tokens, as listed on DeepSeek's pricing page on September 30, 2026.
How much does DeepSeek V4.1 Flash cost for 10 million tokens a month?
About $5.25 a month, assuming 7.5 million input and 2.5 million output tokens with no prompt caching.
What is the context window of DeepSeek V4.1 Flash?
DeepSeek V4.1 Flash accepts up to 1,048,576 tokens of context and returns up to 384,000 output tokens per request.
Does DeepSeek V4.1 Flash support prompt caching?
Yes. Cached input tokens cost $0.006 per million, 98% less than the standard input rate.
Is there a batch discount for DeepSeek V4.1 Flash?
No batch API price is listed for DeepSeek V4.1 Flash.
Where can I use the DeepSeek V4.1 Flash API?
DeepSeek V4.1 Flash is available through DeepSeek Platform and OpenRouter.
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Prices shown as input / output per million tokens. All model prices · Side-by-side comparison