Old Zhang's AI Learning

Oct 18, 2026 · Artificial Intelligence

DeepSeek-V4.1-Flash-1017: 10 Hard Truths – Coding King, Writing Weak, 10x Cheaper

Lao Zhang evaluates DeepSeek-V4.1-Flash-1017, finding it China's closest model to global top-tier for coding and visual engineering with 10x cost savings, but weaker in writing and general knowledge versus GPT-6.1 and Gemini, while recommending Claude Code and DSH harness for optimal usage.