Public APIs

Klarna

Finance

Klarna payment and shopping service

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📚 Documentation & Examples

Everything you need to integrate with Klarna

🚀 Quick Start Examples

Klarna Javascript Examplejavascript

// Klarna API Example
const response = await fetch('https://docs.klarna.com/klarna-payments/api/payments-api/', {
    method: 'GET',
    headers: {
        'Content-Type': 'application/json'
    }
});

const data = await response.json();
console.log(data);

Klarna's payment and shopping service API offers a seamless and secure way to integrate payment solutions into your online platform. By leveraging the Klarna Payments API, businesses can enhance their checkout experience, increase conversion rates, and provide customers with flexible payment options. This API allows merchants to offer buy now, pay later features, enabling customers to shop confidently without immediate financial pressure. With detailed documentation available at Klarna Payments API Documentation, developers can easily implement payment functionalities that cater to a wide range of consumer needs and preferences.

Incorporating the Klarna Payments API into your e-commerce site comes with numerous advantages that can elevate your business strategy. Key benefits include:

Improved conversion rates by minimizing checkout friction
Multiple payment options, including installment plans and financing
Enhanced customer trust with a reputable payment processor
Access to Klarna’s extensive network and millions of potential customers
Detailed analytics and reporting tools for better financial management

Here’s a basic JavaScript example demonstrating how to call the Klarna Payments API:

const axios = require('axios');

const createKlarnaPayment = async () => {
    const url = 'https://api.klarna.com/payments/v1/sessions';
    const headers = {
        'Authorization': 'Basic YOUR_BASE64_ENCODED_CREDENTIALS',
        'Content-Type': 'application/json'
    };

    const data = {
        purchase_country: 'US',
        purchase_currency: 'USD',
        locale: 'en-US',
        order_amount: 10000, // Total amount in cents
        order_lines: [
            {
                type: 'physical',
                name: 'Example Item',
                quantity: 1,
                unit_price: 10000,
                tax_rate: 2500,
                total_amount: 10000,
                total_tax_amount: 2500
            }
        ]
    };

    try {
        const response = await axios.post(url, data, { headers });
        console.log('Payment Session Created:', response.data);
    } catch (error) {
        console.error('Error creating Klarna payment session:', error.response.data);
    }
};

createKlarnaPayment();