DeepSeek-V4-Flash-Preview

The efficient V4 preview with 284B total, 13B active parameters, and a 1M context window.

LegacyLanguageReasoningCodingAgentOpen weights

MODEL NUMBER065

Specifications

Only published specifications are shown.

Total parameters

284B

Active parameters

13B

Architecture

MoE

Context

Input modalities

Text

Open weights

Yes

License

DeepSeek Model License

Status

Legacy

The efficient V4 preview with 284B total, 13B active parameters, and a 1M context window.

PreviousDeepSeek-V4-Pro-Preview1.6T · 1M ctx

CurrentDeepSeek-V4-Flash-Preview284B · 1M ctx

New capabilities Hybrid reasoning Long context

DSA

Hybrid reasoningAgentCodingLong context

2026-04-24Preview

DeepSeek-V4-Flash Preview launched with V4-Pro Preview and open weights.

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