PaperAgent

Aug 19, 2026 · Artificial Intelligence

How to Outperform Fable 5: Best Practices for Maximizing DeepSeek V4 Pro Performance

The report shows that by keeping DeepSeek V4's weights unchanged and redesigning the session‑management layer with J‑Space, the V4‑Pro‑0813 model beats Fable 5 and leads in seven out of nine benchmarks, while explaining the "thought‑chain diode" phenomenon and proposing a three‑layer engineering solution.