Square

Square Refunds API

The Refunds API lets applications refund the entire payment amount or a portion of it for card payments, and record refunds of cash or external payments.

GitHub OpenAPI

Documentation

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Documentation
https://developer.squareup.com/docs/payments-refunds
📖
APIReference
https://developer.squareup.com/reference/square/refunds-api

Specifications

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OpenAPI
https://raw.githubusercontent.com/api-evangelist/square/refs/heads/main/openapi/square-openapi.yml