Smart Era Software Development

Aug 15, 2026 · Artificial Intelligence

From Model Params to Full‑System 'Model+Harness': DeepSeek V4 Pro Agent Engineering Deep Dive

The report reveals how Agent competition has shifted from pure model‑parameter races to a full‑system "model+Harness" battle, detailing DeepSeek V4 Pro's technical breakthroughs, massive cost advantage, four‑stage development roadmap, benchmark improvements, industry trends, expert insights, and commercial pathways for AI Agents.