DeepSeek: DeepSeek V4.1 Flash (deepseek/deepseek-v4.1-flash) costs $0.045 per 1M prompt tokens and $0.5 per 1M completion tokens, has a 1,048,576-token context window, and supports tool calling, structured outputs, reasoning and response format. Data updated 2026-10-30.
- Prompt price
- $0.045 / 1M tokens
- Completion price
- $0.5 / 1M tokens
- Context
- 1,048,576 tokens
- Input modalities
- text, image
- Output modalities
- text
- Tokenizer
- DeepSeek
- Instruct type
- —
- Knowledge cutoff
- —
- Hugging Face
- deepseek-ai/DeepSeek-V4.1-Flash
Last price change: 2026-10-29
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...