{"ok":true,"result":{"slug":"credit-card-validator","name":"Credit Card Validator","summary":"Check a payment card number's format: brand from its IIN prefix, length and Luhn check digit. Does not contact any bank or check whether the card exists.","description":"Check a card number with the Luhn algorithm, detect Visa, Mastercard, Amex and other brands, check the length and format it. Bulk mode included, all offline.","method":"POST","endpoint":"/api/v1/tools/credit-card-validator","plan":"free","mcpName":"credit_card_validator","input":{"type":"object","additionalProperties":false,"properties":{"number":{"type":"string","description":"The card number; spaces and dashes are ignored. Use test numbers such as 4111 1111 1111 1111, never real cards.","maxLength":40}},"required":["number"]},"example":{"number":"4111 1111 1111 1111"},"randomOutput":false,"network":false,"docs":"https://pithlab.com/developers/tools/credit-card-validator","page":"https://pithlab.com/tools/credit-card-validator"}}