Codex Essentials
OpenAI Codex for agentic development: setup, workflows, tools and good practice.
- Study & career skills
- Beginner
- English
- 57 videos · 5.5 h
- Updated Jun 2026
Videos by ExamPro · 545 views on this playlist
About this course
ExamPro's Codex Essentials course: installing and configuring Codex, running agentic coding sessions, managing context, using tools and integrations, and the workflows that make it productive on real projects.
What you'll be able to do
- 1Install and configure Codex
- 2Run effective agentic coding sessions
- 3Integrate Codex into a real workflow
Videos
Start with video 1 →MODULE 1Videos 1–1010 lessons · 37 min
- Agents Markdown File3 min
- Change Model and Effort Follow Along1 min
- Agents Markdown Follow Along16 min
- ChatGPT Subscription and Codex2 min
- Codebase Follow Along1 min
- Codex App Follow Along4 min
- Codex App Server1 min
- Codex as an MCP Server1 min
- Codex Install and Authentication3 min
- Codex Install Auth Follow Along5 min
MODULE 2Videos 11–2010 lessons · 76 min
- Codex Plugins Follow Along8 min
- Codex Rules1 min
- Codex Rules Follow Along25 min
- Codex SDK1 min
- Codex SDK Follow Along3 min
- Codex Sessions3 min
- Codex Skills3 min
- Subagents Follow Along25 min
- Codex via API Key1 min
- Codex via API Key Follow Along6 min
MODULE 3Videos 21–3010 lessons · 31 min
- Visual Studio Code Extension Follow Along1 min
- Compact Clear Follow Along8 min
- Configuration File1 min
- Configuration File Follow Along2 min
- Confusing Dot Codex File Follow Along1 min
- Context Window Size3 min
- Create Custom Skill12 min
- Dangerously Bypass Approvals1 min
- Fast Mode Follow Along1 min
- GitHub Actions1 min
MODULE 4Videos 31–4010 lessons · 52 min
MODULE 5Videos 41–5010 lessons · 40 min
- OpenAI Models Follow Along4 min
- OpenAI REST API1 min
- OpenAI REST API Follow Along5 min
- OpenAI SDK Follow Along4 min
- Permissions1 min
- Plan Mode1 min
- Plan Mode Follow Along11 min
- Sandboxes3 min
- Sandboxes Follow Along9 min
- Statusline1 min
MODULE 6Videos 51–577 lessons · 96 min
- Statusline Follow Along7 min
- The Agentic Loop1 min
- Token Usage Script Follow Along12 min
- Use Built In Skill12 min
- Viewing Token Usage1 min
- What is Codex2 min
- Deploying n8n on Hostinger61 min
- Before you start
- Basic programming and a terminal
- Accessibility
- YouTube captions where the creator provides them · Keyboard-accessible player · Notes and bookmarks
Where these videos come from
Every lesson plays the original video from ExamPro with YouTube's own player, so views and credit stay with the creator. We picked this playlist because it's complete, in order, and recently updated. SkillSpring adds progress tracking, notes, bookmarks and focus mode around it.
Playlist: “Codex Essentials” · 57 videos · last updated Jun 2026. Open on YouTube