DeepSeek releases preview version of V4 series: V4-Pro reaches 1.6T parameters and supports millions of token contexts
On April 24, 2026, DeepSeek released a preview version of the V4 series, including V4-Pro with 1.6T parameters and V4-Flash with 284B, both supporting million token contexts, open sourced under the MIT protocol, and adopted by chip manufacturers such as Huawei and Cambrian.
On April 24, 2026, DeepSeek released a preview version of the V4 series, open source under the MIT license.
Picture: DeepSeek official website dialogue interface. The V4 preview version was open sourced under the MIT protocol on April 24, 2026. It includes V4-Pro with 1.6 trillion parameters and V4-Flash with 284 billion parameters. Both support million token contexts and have been adopted by chip manufacturers such as Huawei and Cambrian.
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