ChatGPT
To update your billing details for future invoices:
Click on your profile icon in the bottom left corner on chatgpt.com and go to Settings.
Navigate to the Account tab.
Click on Payment, then select Manage.
Under Billing information, select Update information to change your details.
Note: These changes will only apply to future invoices. If you need a past invoice reissued with updated details, please contact us via the chat widget in the bottom-right corner of the Help Center.
API
To update the details on your API invoices:
Go to your billing preferences within your API settings.
Update your billing information as needed.
Note: Just like with ChatGPT, these changes will only affect future invoices. For a reissue of past invoices, please reach out via the chat widget in the bottom-right corner of the Help Center.