Yutao Zhu
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Thoughts, tutorials, and research notes.

What is a Harness? A Study based on Claude Code

2026-04-12

This article starts from the basic concept of harness and uses Claude Code as an example to give a full introduction to how harness works in a real product. Then, based on my recently open-sourced project SearchClaw, I will further discuss how harness design can be applied to deep search and deep research agents. Finally, I will share some of my personal thoughts and understanding of the concept of harness.

OpenClaw: An Agent That Suddenly Entered Our Lives

2026-03-28

This article starts from the basic concepts of AI agents, then introduces OpenClaw's background, architecture, workflow, security risks, and some of my personal thoughts. This is a beginner-friendly article, so no prior knowledge is needed.

Last updated: November 28, 2025