DeepSeek
DeepSeek V4.1 Flash API pricing
DeepSeek V4.1 Flash is DeepSeek’s model on the API market, released 10 Sept 2026. Prices are per million tokens in USD, as last read from the price list.
$0.15Input / 1M
$0.60Output / 1M
1.0MContext
384KMax output
Specification
USD per million tokens- Provider
- DeepSeek
- Model id
deepseek/deepseek-v4.1-flash- Input
- $0.15
- Output
- $0.60
- Cached input
- $0.003
- Context window
- 1.0M tokens
- Maximum output
- 384K tokens
- Takes
- text, image
- Returns
- text
- Tool use
- Yes
- Reasoning
- Yes
- Released
- 10 Sept 2026
- First tracked
- 17 Sept 2026
At $0.15 per million input tokens, DeepSeek V4.1 Flash is dearer than 79 of the 326 models on the price list.
Price changes
Tracked since 17 Sept 2026No price change has been recorded since tracking began on 17 Sept 2026. Prices are checked every six hours, and any change is listed here and on model changes.
More from DeepSeek
Cheapest input first- DeepSeek V4 Flash 0731$0.060 in · $0.12 out
- DeepSeek V4 Flash 0423$0.070 in · $0.14 out
- DeepSeek V4 Flash Vision Exp$0.22 in · $0.66 out
- DeepSeek V3.1$0.25 in · $0.95 out
- DeepSeek V3 0324$0.25 in · $1.00 out
- DeepSeek V3.2$0.27 in · $0.40 out
- DeepSeek V3.2 Exp$0.27 in · $0.41 out
- DeepSeek V3.1 Terminus$0.27 in · $1.00 out
Prices and specifications come from OpenRouter’s catalogue, last read 17 Sept 2026. A provider’s own price may differ; how this is collected.