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OpenParablePublic APIs

Klarna API

API keyHTTPSFinance
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Overview

Klarna payment and shopping service

Klarna is a finance API. Requests are authenticated with an API key. It is served over HTTPS.

At a glance

Authentication
API key
HTTPS
Yes
CORS
Unknown
Category
Finance

Questions

Does the Klarna API need an API key?

Yes. The Klarna API uses API key authentication; the documentation explains how to get credentials.

Does the Klarna API support HTTPS?

Yes, the Klarna API is served over HTTPS.

What are alternatives to the Klarna API?

Other Finance APIs include Stripe, SEC EDGAR Data, Plaid, Fed Treasury, Razorpay IFSC.

Compare alternatives →

Stripe

Finance

Payment processing, subscriptions, and financial management

API key446 endpoints

SEC EDGAR Data

Finance

API to access annual reports of public US companies

No authCORS

Plaid

Finance

Connect with user's bank accounts and access transaction data

API key198 endpoints

Fed Treasury

Finance

U.S. Department of the Treasury Data

No auth

Razorpay IFSC

Finance

Indian Financial Systems Code (Bank Branch Codes)

No auth

Citi

Finance

All Citigroup account and statement data APIs

API key

Listed from public-apis (MIT), public-apis database (MIT).