{"id":"t/vat_gr_validate","kind":"forged","name":"vat_gr_validate","description":"Offline validator for a Greek VAT number (format EL followed by 9 digits, e.g. EL094259216). Strips spaces/dashes, checks the EL prefix and 9-digit structure, and validates the trailing check digit using the standard AFM algorithm (weighted sum of first 8 digits with powers of 2, mod 11, mod 10).","tags":["validator","vat","greece","tax-id","offline"],"method":"POST","path":"/v1/t/vat_gr_validate","url":"https://toll402.dev/v1/t/vat_gr_validate","specUrl":"https://toll402.dev/v1/spec/t/vat_gr_validate","price":"$0.001","priceUsd":0.001,"available":true,"inputSchema":{"type":"object","properties":{"value":{"type":"string","description":"Greek VAT number, e.g. 'EL094259216' or 'EL 094259216'"}},"required":["value"],"additionalProperties":false},"example":{"value":"EL094259216"},"meta":{"creator":null,"createdAt":"2026-09-10T00:20:30.828Z","calls":5,"failures":4,"network":false,"notes":"Pure offline validator: strips spaces/dashes, matches EL + 9 digits via regex, then applies the standard Greek AFM check-digit algorithm (weighted sum of first 8 digits with powers of two from 2^8 to 2^1, mod 11, mod 10) and compares to the 9th digit; no network calls used."}}