{"name":"SiteSignal QR code generator","description":"Encode text, URLs, wallet addresses, or payment URIs as PNG base64 or inline SVG.","endpoint":"https://holder-victor-nova-mag.trycloudflare.com/v1/qr","method":"POST","contentType":"application/json","price":"$0.001 USDC","payment":{"protocol":"x402-v2","scheme":"exact","network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","payTo":"0xD8049F6998E05C437C970815eF1094aC6241e948","instructions":"POST the JSON body without payment, read PAYMENT-REQUIRED, then retry with PAYMENT-SIGNATURE."},"input":{"example":{"data":"https://example.com/pay","size":300,"format":"png"},"schema":{"type":"object","required":["data"],"properties":{"data":{"type":"string","minLength":1,"maxLength":2000},"size":{"type":"integer","minimum":50,"maximum":1000,"default":300},"format":{"type":"string","enum":["png","svg"],"default":"png"}}}},"output":{"png":"base64","svg":"inline XML","errorCorrectionLevel":"M","includesPayloadSha256":true},"marketplaceAlternative":"https://api.the402.ai/v1/services/svc_76b9dc9d327b436c"}