DeepSeek V4 is LIVE: Get Instant API Access (No Waitlist)
The peak of domestic AI has arrived. Access V4-Pro and V4-Flash with 1M context and native Thinking Mode immediately. The most cost-effective frontier model for global developers.
DeepSeek v4 Features
Next-Gen AI Capabilities
Discover the breakthrough technologies powering DeepSeek v4
Super Coding Ability
HumanEval 90%+, 50+ languages support, code quality exceeds GPT-5 and Claude 4.5 Opus.
Engram Architecture
New MoE 2.0 architecture with 671B parameters. 3x faster inference efficiency.
Extreme Performance
MMLU 88+, MATH 75+, leading the industry in multiple metrics.
Open Source Commitment
Continuing DeepSeek's tradition. Open weights and code, supporting local deployment.
Ultra Low Cost
V3 API price is less than 1/10 of GPT-5. V4 drives costs even lower, ideal for commercial use.
Chinese Optimization
Deeply optimized for Chinese scenarios. World-leading Chinese understanding and generation capabilities.
Technical Specifications
Comparing DeepSeek v4 with previous generations and industry leaders.
| Feature | DeepSeek V3 | DeepSeek V4 | GPT-5.2 | Claude 4.5 | Gemini 3 Pro |
|---|---|---|---|---|---|
| Context Window | 128k | Infinite | 2M | 1M | 10M |
| Architecture | MoE | MHC (Multi-Head Contextual) | MoE | Dense | MoE |
| Memory Mechanism | KV Cache | Engram | KV Cache | KV Cache | KV Cache |
| Release Date | Jan 2024 | Apr 2026 | Late 2025 | Mid 2025 | Late 2025 |
Latest News
Stay updated with the latest DeepSeek v4 announcements and features.

DeepSeek 500 亿融资细节曝光:腾讯、宁德时代领衔入局,创始人梁文峰自掏 200 亿
路透社爆料 DeepSeek 首轮融资接近完成,总额约 500 亿人民币。创始人梁文峰个人出资 200 亿彰显极致信心,腾讯、宁德时代分别拟投 100 亿与 50 亿。DeepSeek 投后估值直指 4000 亿人民币。


进击的 DeliAutoResearch:DeepSeek 陈德里发布第二篇「AI 合写」论文,评分跃升至 8 分
DeepSeek 研究员陈德里发布与 AI 合作的第二篇综述论文,聚焦「持续学习与自我迭代」。自研工具 DeliAutoResearch 展现更高自主性,模拟同行评审分数从 6 分进化至 8 分。


国家队入场:国家大基金领投 DeepSeek 首轮融资,规模飙升至 700 亿人民币
5 月 29 日消息,DeepSeek 首轮融资接近尾声。由国家集成电路产业投资基金(大基金)领投,融资规模预计达 700 亿人民币,投前估值 450 亿美元。DeepSeek 正式上升为国家级 AI 战略平台。

DeepSeek V4 FAQ
Frequently Asked Questions about DeepSeek V4