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The KVELL API works over HTTPS, and responses are returned in JSON format.

Capabilities

• Accepting payments.
• Processing payouts.
• Issuing invoices.
• Receipt fiscalization under 54-FZ.
• Working with self-employed individuals and verifying individuals.
• Managing payers and their cards.

Getting started

To get started:

1. Sign up on the website.
2. Create a shop and get your api-key and secret_key.

Authorization

Include the following in every request:

• X-Api-Key — the shop's api-key.
• X-Signature — a signature generated from the request parameters and secret_key (the exact formula is described in each method).