Learn Codex with Phoebe

Build a real website, learn a real agent

Six 45-minute sessions with OpenAI's Codex, on a regular ChatGPT Plus subscription. No frameworks, no fluff: by Session 5 your personal site - about, showcase, ideas - is live on the internet, and you know exactly how it got there.

6sessions
1real website shipped
45min per session
20$/mo plan is enough
🧭 Session 1 · easiest

Meet Codex: your AI engineering teammate

What an agent actually is, setup on your Plus plan, the GCOB prompting structure - and your site plan, written today.

▶ Start hereNo terminal experience needed 🏗️ Session 2 · easy

First build: from plan to homepage

The build loop becomes muscle memory: AGENTS.md, a working homepage from your plan, and three iteration laps.

Bring Session 1's plan 🧰 Session 3 · medium

AGENTS.md and skills: your taste, encoded

Stop re-explaining your standards. Encode them once - design system and content voice as skills Codex applies automatically.

The power-user unlock 🎨 Session 4 · medium

Design and content: make it yours

Your real bio, real projects, real ideas - built into pages, polished with critique loops, checked for mobile and accessibility.

Bring your notes file 🚀 Session 5 · hard

Ship it: git, review, and going live

Git without the trauma, the /review habit, GitHub Pages - and your live URL, open on your phone before the session ends.

GitHub account required ⚡ Session 6 · hardest

Power moves: automation, cloud, and beyond

codex exec in scripts, cloud tasks that work while your laptop sleeps, MCP connections - and your weekly maintenance playbook.

The finale
easy - everyone medium - hands-on hard - shipping hardest - automation

Choose your path 🗺️

Everyone starts at Session 1. The sequence is the course - but the pace is yours.

🧑‍💻 Never touched a terminal 1→ 2→ 4→ 5→ use the desktop app everywhere - it all works
⚡ Developer in a hurry 1→ 3→ 5→ 6
🌱 The full journey (recommended) 1→ 2→ 3→ 4→ 5→ 6

The knowledge map 🧠

The whole course at a glance - hover a session to spotlight its concepts, click any node to jump in.