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Kushki Pre-Authorization API

Two-step authorize + capture flow

Kushki Pre-Authorization API is one of 12 APIs that Kushki publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

This API exposes 2 JSON Schema definitions.

Tagged areas include Pre-Authorization. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, a JSON-LD context, and 2 JSON Schemas.

This API exposes 2 operations across 2 paths, and defines 6 schemas. It is described by OpenAPI 3.1.0, at version 1.0.0.

Requests are made against 3 base URLs: https://api.kushkipagos.com, https://api-uat.kushkipagos.com, https://api-stg.kushkipagos.com.

2 operations 2 paths 6 schemas 2 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.1.0
API Version
1.0.0
Base URL
https://api.kushkipagos.com
Authentication
API Key, API Key
Contact
Resource Areas
1

Authentication & Security 2

Kushki Pre-Authorization API declares 2 security schemes for authenticating requests. An API key is passed in the header as Public-Merchant-Id (PublicMerchantId). An API key is passed in the header as Private-Merchant-Id (PrivateMerchantId). By default, every request must be authenticated.

  • PublicMerchantId — Client-side merchant key. Used by Kushki.js and mobile SDKs to tokenize cards. Never use server-side for charging.
  • PrivateMerchantId — Server-side merchant key. Required for charge, capture, void, refund, subscription, and payout calls.

Paths & Operations 2

Across 2 paths, the API surfaces 2 operations — 2 POST. Each is listed below with its method, path, parameters, and response codes.

Pre-Authorization 2

Two-step authorize + capture flow

POST
/card/v1/preAuthorization
Kushki Pre-Authorize Card
preAuthorizeCard body → 2004XX
POST
/card/v1/capture
Kushki Capture Pre-Authorization
captureCardCharge body → 2004XX

Schemas 6

The contract defines 6 schemas that model the data the API accepts and returns. The most detailed are ChargeResponse (10 properties), ChargeRequest (8 properties), Amount (6 properties), ContactDetails (6 properties). Each schema is shown below with its type and property counts.

ContactDetails
object
6 properties
Amount
object
6 properties 4 required
ChargeResponse
object
10 properties
CaptureRequest
object
3 properties 2 required
Error
object
2 properties
ChargeRequest
object
8 properties 2 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

kushki-pre-authorization-api-openapi.yml Raw ↑

Other APIs Kushki publishes across the network.

Kushki Subscriptions API
Kushki Payouts API
Kushki Webhooks
Kushki Branches API
Kushki Card Present Charges API
Kushki Cash API
Kushki Charges API
Kushki Terminals API
Kushki Tokens API
Kushki Transfer API
Kushki Voids and Refunds API