Old Zhang's AI Learning
May 1, 2026 · Artificial Intelligence
DeepSeek‑V4 Local Deployment: How SGLang Overcomes the Architecture Challenges
The article analyzes DeepSeek‑V4's architectural innovations—including mixed sparse attention, mHC, and native FP4 weights—explains SGLang's ShadowRadix, HiSparse, and in‑graph speculative decoding solutions, presents benchmark gains, provides Docker deployment steps, and warns of key pitfalls for long‑context inference.
DeepSeek-V4HiSparseSGLang
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