💚 OpenAI / ChatGPT and Codex Practical Guide¶
Use this hub to choose an article by what you want to do with ChatGPT or Codex CLI and where you are stuck. It focuses on setup, safer automation, and error resolution instead of attempting to duplicate every product specification.
🔀 Where should I start?¶
graph TD
Q1{"Have you used<br>Codex CLI before?"}
Q2{"Want to<br>automate?"}
Q3{"Need to fix<br>an issue?"}
Q4{"Interested in<br>ChatGPT features?"}
A1["📖 Overview &<br>Quickstart"]
A2["🔄 Automation<br>Workflows"]
A3["🔧 Trouble-<br>shooting"]
A4["🤖 ChatGPT<br>Agent"]
A5["🏆 Best<br>Practices"]
Q1 -- No --> A1
Q1 -- Yes --> Q2
Q2 -- Yes --> A2
Q2 -- No --> Q3
Q3 -- Yes --> A3
Q3 -- No --> Q4
Q4 -- Yes --> A4
Q4 -- No --> A5
style A1 fill:#e8f5e9,stroke:#4caf50
style A2 fill:#e8f5e9,stroke:#4caf50
style A3 fill:#e8f5e9,stroke:#4caf50
style A4 fill:#e8f5e9,stroke:#4caf50
style A5 fill:#fff3e0,stroke:#f57c00| Result | Summary |
|---|---|
| Overview & Quickstart | First-time setup and basic operations |
| Automation Workflows | CI/CD integration and batch processing patterns |
| Troubleshooting | Error resolution and network fixes |
| ChatGPT Agent | Leverage the latest Agent features |
| Best Practices | Tips for efficient daily development |
📋 Guide by Goal¶
🔰 Getting Started¶
| Goal | Article |
|---|---|
| Get started with Codex CLI | Overview & Quickstart |
| Understand full capabilities | Official Guide |
| Understand pricing | Pricing Guide |
| Check the current release | Official Codex CLI releases |
| Hands-on coding | Hands-on Implementation |
🔐 Approval & Permissions¶
| Goal | Article |
|---|---|
| Run without approval | No-Approval Execution Guide |
| Master Plan mode | Plan Mode Complete Guide |
| Design approval policies | Approval Policy Implementation |
| Use dangerous mode safely | Dangerous Mode Safety Guide |
| Use /review command | /review Command Deep Dive |
🔧 Operations & Automation¶
| Goal | Article |
|---|---|
| Learn best practices | Best Practices |
| Automate workflows | Automation Workflows |
| Design recurring Codex use cases | Practical Codex Automations Use Cases |
| Integrate with GitHub Actions | GitHub Actions Integration |
| Manage sessions efficiently | Session Management |
| Parallel web development | Web Parallel Development |
🐛 Troubleshooting¶
| Goal | Article |
|---|---|
| Fix network errors | Network Restrictions Solution |
| Handle Context Window overflow | Context Window Error |
| Read diagnostic logs | Diagnostic Logs Deep Dive |
| Fix Reconnecting issues | Reconnecting Issue |
| Fix xhigh errors | xhigh Error Fix |
🤖 ChatGPT Features¶
| Goal | Article |
|---|---|
| Use ChatGPT Agent | ChatGPT Agent Complete Guide |
| Learn with Study Mode | Study Mode |
| Try ChatGPT Pulse | ChatGPT Pulse |
| Learn about ChatGPT Go | ChatGPT Go |
| Use Atlas Browser | Atlas Browser |
Sora has been discontinued
The Sora web and app experiences ended on April 26, 2026. The API is scheduled to end on September 24, 2026. Existing SmartScope Sora articles remain historical records, not current usage guides. See OpenAI's discontinuation notice.
Codex CLI Overview & Quickstart
Get Codex CLI up and running in 5 minutes
Maximize your daily development efficiency
Head-to-head benchmark comparison
Overview and practical usage of Agent features
Use official sources for current status¶
- Official Codex CLI releases — current version and release changes
- OpenAI Help Center — current ChatGPT availability and retirement notices
- SmartScope articles — reproduced errors, migration decisions, and operational caveats
🔗 Related Topics¶
- Claude: Claude Complete Guide — Anthropic's AI assistant
- GitHub Copilot: GitHub Copilot Complete Guide — AI code completion
- MCP: MCP Articles Guide — External tool integration design
- Skills: Skills Articles Guide — Agent Skills design patterns