DeepSeek

Hangzhou, ChinaFounded 2023deepseek.com

DeepSeek publishes the weights of its current models under the MIT licence. The largest, DeepSeek-V4-Pro, has 1.6T parameters.

Flagship

DeepSeek-
V4.1-
Flash

Flagship

A 552B mixture of experts built as a causal encoder and decoder, with 8B parameters active per token in prefill and 16B in decode.

Read: DeepSeek-V4.1-Flash

Lineup

Measure
  1. DeepSeek-V4.1-Flash

    Flagship

    Total
    552B
    Active
    16B
    Context
    1M
  2. DeepSeek-V4-Pro

    Total
    1.6T
    Active
    49B
    Context
    1M

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