Explore Klarna's XS2A API URLs for seamless payment integration. Access production, sandbox environments, and authentication certificates here.
Production: [https://xs2a.banking.klarna.com](https://xs2a.banking.klarna.com/)
Sandbox: [https://xs2a.banking.playground.klarna.com](https://xs2a.banking.playground.klarna.com/)
To use our sandbox environment, you can use your production certificate or, if you're not yet in possession of such, you can use our test certificate to authenticate yourself in playground. Test certificate: certificate pem file:
-----BEGIN CERTIFICATE-----
MIIFljCCA36gAwIBAgIBATANBgkqhkiG9w0BAQsFADCBzzELMAkGA1UEBhMCREUx
DzANBgNVBAgMBkJlcmxpbjEPMA0GA1UEBwwGQmVybGluMQ8wDQYDVQQKDAZLbGFy
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iZyMpEyDbehPmqeZcaicL+0dMG2eFriXY7fuuy1Mv0WxPLtcXykmpiS9
-----END CERTIFICATE-----
key pem file:
-----BEGIN PRIVATE KEY-----
MIIEvgIBADANBgkqhkiG9w0BAQEFAASCBKgwggSkAgEAAoIBAQDAF5V789oIJKp/
JUK64TLQrblkRHegQ26kr6U6savDtrn75VIW7Yajn3k6Yar9qr3SgL4kIP18KMY4
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E55PCn+BLPlL5Utidv/vmby6dfZtRX9Xg+Dcnr5PZZPOZPOb0/904AwAS3MA+IAb
1ZP+ViryiB4bsWZOLc3STTD5
-----END PRIVATE KEY-----