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Adyen Checkout Utility Service API Technical Specs & Reference

Detailed technical specifications for Adyen Checkout Utility Service API including version 1 data.
📅 Last updated: April 20, 2026

Adyen Checkout Utility Service Logo

Adyen Checkout Utility Service API Overview

A web service containing utility functions available for merchants integrating with Checkout APIs.

Authentication

Each request to the Checkout Utility API must be signed with an API key. For this, obtain an API Key from your Customer Area, as described in How to get the Checkout API key. Then set this key to the X-API-Key header value, for example:

curl
-H 'Content-Type: application/json' \
-H 'X-API-K...

## Technical Specifications
| Attribute | Details |
| :--- | :--- |
| **Provider** | adyen.com |
| **Current Version** | 1 |
| **Format** | OpenAPI / JSON |
| **Category** | Technical Reference |

## Integration & Developer Information
To integrate with the **Adyen Checkout Utility Service API**, developers should ensure they are using version **1**. This API is structured for high-scale automation and is compatible with modern AI agent workflows.

### Common Use Cases
* Autonomous Data Retrieval
* AI Agent Action Execution
* System-to-System Integration

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*Disclaimer: Data sourced from APIs.guru. Please verify with official Adyen Checkout Utility Service documentation for live rate limits.*