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DeepSeek AIJuly 31, 2026

DeepSeek-V4-Flash-0731

Open Source
LLM
Agentic AI
Open Weights
Mixture-of-Experts

Explore DeepSeek-V4-Flash-0731

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### TL;DR

DeepSeek-V4-Flash-0731 is an official, re-post-trained version of the DeepSeek-V4-Flash model, featuring significantly enhanced agentic capabilities and a built-in DSpark speculative decoding module. It is designed for high-efficiency, large-scale tasks, offering competitive performance in coding, reasoning, and multi-step tool use.

Key Insights & Metrics

Pricing
Open weights are free to download and deploy; API cost $0.14/1M input tokens & $0.28/1M output tokens
Cost structure
Version
0731
Current release version
Hardware
A significant VRAM for local deployment; recommended 4xH100-80GB or 4xGB300 nodes for full reasoning capacity, or 2xRTX 6000 Ada for quantized inference.
Compute requirements
Category
Open Source
Licensing model
Region
China
Primary region

Key Features

  • 1 million token context window
  • 384K maximum output token length
  • DSpark speculative decoding module for enhanced throughput
  • Optimized for agentic workflows and complex coding tasks
  • Sparse mixture-of-experts architecture (13B active / 284B total parameters)
  • Supports low, high, and max reasoning effort levels

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