Card schemes, funding types, and categories
Last updated: September 20, 2026
This article explains the values of the scheme, funding, and category fields.
Scheme values
| Value | Network |
|---|---|
visa |
Visa |
mastercard |
Mastercard |
amex |
American Express |
discover |
Discover |
jcb |
JCB |
unionpay |
UnionPay |
diners |
Diners Club |
unknown |
The network is not one of the above. |
Funding values
| Value | Meaning |
|---|---|
credit |
A credit card or a charge card. |
debit |
A debit card. |
prepaid |
A prepaid card. |
unknown |
The funding type is not known. |
Category values
The category field shows the product level of the card. Examples are CLASSIC, GOLD, and PLATINUM. The value can be null.