DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...
DeepSeek: DeepSeek V4.1 Flash — DeepSeek. Context window 1,048,576 tokens. API pricing (per 1M tokens): Input $0.003, Output $2.4. License: Open-Weights.
| Provider | DeepSeek |
|---|---|
| API model ID | deepseek/deepseek-v4.1-flash |
| Tier | Frontier |
| Context window | 1,048,576 tokens |
| Max output | 943,718 tokens |
| License | Open-Weights |
| API pricing (per 1M tokens) · Input | $0.003 |
| API pricing (per 1M tokens) · Output | $2.4 |