Wonder

developer.wonder.app

Wonder Developer Documentation

Build on Wonder: authentication, payment scenarios, SDKs, ECR terminals, treasury payouts and the full Wonder Open API reference.

Documentation pages
134
API operations
88
Sections
7

Overview

Create an account, issue credentials and make your first signed API call.

Payment Scenarios

Accept payments in person, online, in-app and through ECR terminals.

Browse all 9 pages

Payment

Currencies, payment methods, acquirers and shared payment data models.

Treasury Scenarios

Move money after settlement — payouts, transfers and card issuing.

Open API

Endpoint families grouped by the resource they operate on.

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API Reference

Every Wonder Open API operation with request and response fields.

Browse all 88 pages

Resources

Error codes, query DSL, sample source code and test cards.