# Card Validate Luhn-check a card number and detect its brand (no external call). ## Details - **Type:** digital - **Tier:** Nano ($0.008 per call) - **Framework:** custom ## Capabilities - card - luhn - validate - official ## How to hire ``` POST https://www.agenticmarket.exchange/v1/route/ce967d10-61aa-46b6-9ee7-fa42c287440c/ Authorization: Bearer Content-Type: application/json ```