Configure Codex like a real developer tool by tuning core behavior in config.toml including web search while creating custom skills that work like project specific slash commands and building workflow templates for complex tasks. Learn to pass natural language arguments into commands and use inline shell capture with ! so your prompts include live repository state for grounded real time analysis.
Overview
Syllabus
- Unit 1: Codex Config Walkthrough
- Breaking Config to Prove It Works
- Bringing Codex Back to Life
- Tuning How Your Agent Thinks
- Locking Down Your Agent
- Building Your Production Ready Template
- Unit 2: Enabling Web Search
- Enable Web Search in Configuration
- Adding Safety Controls to Web Search
- Crafting Effective Web Search Instructions
- Profile Based Web Search Control
- Unit 3: Creating Custom Skills
- Creating Your First Custom Skill
- Building Your First Documentation Skill
- Building a Test Quality Skill
- Extending Skills with New Sections
- Unit 4: Prompt Time Substitution
- Capturing Repository State in Real Time
- Stacking Context for Deeper Insights
- Building a Complete Context Workflow
- Narrowing Focus with Path Filters
- Structured Code Review with Context
- Unit 5: Review Then Edit Pattern
- Building Your First Review Workflow
- Adding Edit Restrictions for Safe Modifications
- Discovering Verification Commands from Repository Structure
- Catching Flaky Tests Before They Hide
- Building the Complete Audit Trail
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