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Agentic Coding
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OpenAI Codex
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Codex Essentials
OpenAI Codex · Lesson 2 of 5
Codex Essentials
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Mastery Course
Codex Essentials
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Master OpenAI's AI coding agent across CLI, desktop, IDE, and cloud.
6 modules
·
~20 min
Continue
MODULE 1
What Is Codex?
OpenAI's AI Coding Agent
· ~3 min
→
MODULE 2
Getting Started
Install, Authenticate, Launch
· ~3 min
MODULE 3
The Four Surfaces
CLI, Desktop, IDE, and Cloud
· ~4 min
MODULE 4
Approval Modes & Safety
Control How Much Autonomy Codex Gets
· ~3 min
MODULE 5
Working With Codex
Practical Patterns for Effective Use
· ~3 min
MODULE 6
Codex vs Claude Code
Two Agents, Different Strengths
· ~3 min