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English editions of Guozhen AI articles. The text is localized for global readers while the original diagrams, screenshots, and code examples remain aligned with the Chinese source.

Lesson 10

10 GitHub Actions, Code Review, and Team Integration: Embedding Codex into Your Engineering Workflow

This is the final article in the series—on team adoption.

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Lesson 9

9 Automations and Hooks: Turning Stable Workflows into Auto-Reminders and Auto-Checks

Once you’ve grown comfortable using Codex, you’ll notice certain tasks recur regularly: checking error logs, reviewing recent code changes, reminding yourself to run test...

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Lesson 8

8 Skills, Plugins, and MCP: Integrating Repetitive Workflows and External Tools into Codex

By now, you’ve learned how to get Codex to complete a single task. The next challenge is: how do you make it increasingly efficient and reliable with repeated use?

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Lesson 7

7 Browser and Computer Use: Enable Codex to See Real Pages for Frontend Debugging

Many frontend issues cannot be diagnosed by code alone. Whether a button overflows its container, whether text is legible in dark mode, whether horizontal scrolling appea...

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Lesson 6

6. Approval, Sandboxing, and Security Boundaries: Empowering Codex to Work Safely

Codex can read files, modify files, and execute commands. The more powerful it is, the more critical it becomes to understand its security boundaries.

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Lesson 5

AGENTS.md

If you could learn just one file to sustainably improve Codex’s performance, start with AGENTS.md.

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Lesson 4

4. Prompt, Plan, and Goal: Let Codex Think Before Coding

Codex can do many things—so you need to articulate your tasks clearly .

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Lesson 3

Getting Started with Codex Zero: Reading the Codebase, Making Minor Changes, and Running Checks

When introducing Codex to your project for the first time, the most important thing is not to rush .

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Lesson 2

Codex Zero Setup, Login, and Environment Diagnostics: Get It Running Locally

The first step in learning Codex isn’t writing prompts—it’s stabilizing your local environment. Many “AI can’t modify code” issues ultimately trace back to misconfigured...

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Lesson 1

Codex Zero to One: What It Is and Which Tasks It’s Best Suited For

Hi, I’m Guo Zhen.

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