Or get ChatGPT and Codex: the account and the app.

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20/20 / The classroomLesson 06

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Getting this lesson ready for you.

Project breakdowns. The process. The source.

Make a ChatGPT account and install the Codex app (what Tidelight used).

What we’ll open up.

Make a ChatGPT account and install the Codex app (what Tidelight used). This lesson follows the actual choices behind Tidelight.

Step by step

Remember

Sign up at chatgpt.com, then download the Codex app for Mac from OpenAI.
Building needs a ChatGPT plan that includes Codex. Check the current plans before you pay.
Tidelight used the model GPT-6.1-sol with effort set to high.

Do this now

Install the Codex app, sign in with ChatGPT, and leave it open.