Technical Textbook: What Does the Source Code of a Harness Project Designed by a Top-Tier Dev Team Look Like? (opens in new tab)

📌 One-Sentence Summary This article provides a deep dive into the industrial-grade source code of a top-tier AI Agent project, distilling methodologies for building 500k-line AI engineering projects across architecture, startup optimization, tool systems, and Agent loops. 📝 Summary The article conducts a comprehensive technical audit of a large-scale AI Coding Agent (Harness project) built with TypeScript and Bun. With 1,900 files and over 510,000 lines of code, the project showcases the ulti...