DeepSeek-V4 is a next-generation open model designed for the million-token era. With native 1M context length, it unlocks entirely new possibilities in long-document reasoning, agent workflows, and high-complexity problem solving.

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Product screenshot

Overview

What is DeepSeek V4?

key advantages

  • 1M native context — no workaround, fully integrated
  • Top-tier reasoning performance comparable to leading closed models
  • Strong agent capabilities optimized for real-world workflows
  • Efficient architecture reduces compute and memory cost
  • Open ecosystem with accessible weights and APIs

key features

  • Million-token context window (1M tokens)
  • Dual model options: Pro (performance) & Flash (efficiency)
  • Advanced reasoning modes with adjustable thinking intensity
  • Agent-focused optimization (coding, document generation, automation)
  • OpenAI-compatible & Anthropic-compatible API support
  • Sparse attention + token compression architecture (DSA)
  • Open-source weights for local deployment

Platforms and languages

DeepSeek V4 Availability

Platforms

Web

Languages

English

DeepSeek V4 Alternatives

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