{ "protocol": "x402", "version": "1.0", "description": "x402 HTTP 402 Payment Required protocol discovery for SpringButiken. Agents may receive HTTP 402 responses containing payment instructions for premium or rate-limited resources.", "resource": "https://springbutiken.com/", "supported": true, "payment_methods": [ { "scheme": "stripe-checkout", "currency": ["SEK", "EUR", "DKK"], "endpoint": "https://springbutiken.com/api/checkout" } ], "documentation": "https://www.x402.org/", "contact": "mailto:info@springbutiken.com" }