{"service":"x402 VAT Calculator FR","protocol":"x402 (Base/USDC)","version":"1.0.0","price":"0.0005 USDC/calcul","endpoints":{"POST /calculate":"Calculer TVA sur un montant","POST /invoice":"Calculer TVA sur plusieurs lignes de facture","GET /rates":"Liste des taux TVA français"},"tagline":"Calculate French VAT (TVA) for any amount — HT/TTC, all rates, invoice support","curl_example":"curl https://x402-vat-fr.suretat.com/calculate -H 'Content-Type: application/json' -d '{\"montant\": 100, \"type_montant\": \"ht\", \"taux_tva\": \"normal\"}'","try_it":"https://x402-vat-fr.suretat.com/docs","docs":"/docs"}