Provider

creditcard.openverbs.com

creditcard.openverbs.com · 5 listed services · provider site

Detect the card network x402 REST usage

Detect the issuing network/brand (Visa, Mastercard, American Express, Discover, Diners Club, JCB, UnionPay, Maestro) from the card's IIN prefix, with the network's valid lengths. Returns `network:null` for an unrecognize...

creditcard.openverbs.com Other services 2 calls / 30d checked 2026-10-26

0.002 USDC per call per call

Generate a TEST card number x402 REST usage

Generate a random Luhn-valid TEST card number for the given network (default Visa). For testing only — these are not issued cards and cannot be charged. The response is always flagged `test:true`.

creditcard.openverbs.com Crypto & Payments 2 calls / 30d checked 2026-10-26

0.002 USDC per call per call

Group a card number x402 REST usage

Format a card number into the conventional display groups for its network (4-6-5 for Amex, 4-6-4 for 14-digit Diners, otherwise groups of four).

creditcard.openverbs.com Crypto & Payments 2 calls / 30d checked 2026-10-26

0.002 USDC per call per call

Validate a card number x402 REST usage

Validate a payment-card number: Luhn check-digit test plus network detection and length check. A syntactically valid number that fails Luhn returns `valid:false` (a 200, not an error).

creditcard.openverbs.com Crypto & Payments 2 calls / 30d checked 2026-10-26

0.002 USDC per call per call

Mask a card number x402 REST usage

Mask a card number for display, keeping the first six and last four digits (the PCI-permitted maximum) and replacing the rest with a mask character (default `*`).

creditcard.openverbs.com Dev & Code 2 calls / 30d checked 2026-10-26

0.002 USDC per call per call

Provider identity is derived from the domain or repository in the source record. If two vendors share a host, they appear together here — that is a limitation of the data, not a statement about ownership.