The author shares their experience with Claude Code, providing a detailed installation and configuration guide tailored for new users. The article notes that while Claude Code originated from Claude company, it can now be integrated with domestic open-source models (such as GLM-4.7) due to stringent account policies and service accessibility challenges for Chinese users. It outlines the installation steps for Claude Code, API Key acquisition and setup, and how to integrate domestic models via the Coding Tool Helper. Furthermore, the article delves into Claude Code's core concepts, including the working directory, claude.md file, and danger mode, demonstrating its powerful automation capabilities with a practical example of splitting payslips. The Skill function is also presented as a means of encapsulating workflows, anticipating the technological democratization and ecosystem prosperity spurred by the qualitative evolution of open-source models.