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DeepSeek
DeepSeek

DeepSeek V4.1 Flash

Updated: September 2026

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...

Specifications

Context
1M
Input Modalities
Text, Image
Output Modalities
Text
Input
$0.15/M
Output
$0.6/M

Capabilities

VISIONTEXTWEBCODINGWRITING

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Curious about DeepSeek V4.1 Flash?