---
title: "Harness Engineering"
permalink: "https://blog.aotoki.me/en/tags/Harness-Engineering/"
language: "en"
---

# Harness Engineering



- [Kobako: Building a Sandbox for the AI Era](https://blog.aotoki.me/en/posts/2026/07/29/kobako-building-ai-era-sandbox/index.md) — 2026-07-29
- [Kobako: How Much Protection Can Tests Provide with a Coding Agent?](https://blog.aotoki.me/en/posts/2026/06/03/tests-as-safety-net-with-coding-agent/index.md) — 2026-06-03
- [Kobako: Letting Agents Safely Operate Rails](https://blog.aotoki.me/en/posts/2026/05/20/kobako-ruby-sandbox-for-ai/index.md) — 2026-05-20
- [When Claude Code Runs for Hours](https://blog.aotoki.me/en/posts/2026/04/15/when-claude-code-runs-for-hours/index.md) — 2026-04-15