Hello. This is Klaytn API Service team.
Please refer to the following information about how to request a correction of billing issues.
If you think your bill is incorrect and need more information on billing issues, click Pricing/Payment Inquiry type on Inquiry Registration above the KAS Help Center to request a correction within 5 days of the invoice’s arrival.
For faster processing, please elaborate on the billing issues in detail. This ensures we have more information to provide a better and quicker service for you.
Klaytn API Service team.