API Playground
Pick any API, paste your X-API-Key, tweak the body and fire a real request — everything happens in your browser.
Verify the consistency of a bank card number, cardholder name, and ID number to ensure data authenticity and prevent financial risks.
Try it out
Paste your X-API-Key, tweak the body, and fire a real request. Great for integration & regression checks.
GEThttps://openapi.toolkk.com/v1/bankcard3c-verify
Without an API key the request will go out anonymously and may be rejected by the gateway.
// Response will appear here after you send the request