Help Center

How to Use the Codex App

Learn how to authorize your ChatGPT account for the Codex App and start it from DpSub.

When using the Codex App for the first time, you need to authorize your ChatGPT account. After authorization is complete, daily use only requires clicking the start button in DpSub.

1. Click “Authorize”

For first-time use, click the “Authorize” button in DpSub.

Click Authorize

2. Wait for the authorization browser to open

DpSub will automatically open the authorization browser. No action is needed at this step.

Wait for the authorization browser

3. Log in to your ChatGPT account

Log in to your ChatGPT account in the authorization browser.

If an account is already logged in, click that account to continue.

Select an existing account

If no account is logged in, click the login button and follow the page instructions.

Click login

If a verification code is required, contact support to obtain it.

Enter verification code

After login succeeds, click continue.

Click continue after login

4. Return to DpSub

After authorization is complete, close the browser and return to DpSub.

Return to DpSub after authorization

DpSub will show a success message. Click “Use later”.

Authorization success message

5. Start the Codex App

For daily use, click the start button on the far right to open the Codex App.

Click the start button

If the account becomes disconnected, repeat step 1 to authorize it again.