Register, complete verification and activate the MP Card in the app
Confirm whether you're paying on the official website or via in-app purchase
The card network description differs between the two paths. Don't reuse old screenshots from handling ChatGPT.
Activate the virtual card in the MP App
After verification is complete and the wallet has available balance, copy the card number. Insufficient balance will cause immediate failure.
Keep App transaction alerts on
Both success and failure leave a trace in the app, making it easy to compare with the merchant page's error message.