Discover Sales Order API from S/4HANA Cloud System

From trial cockpit, click Access API Portal link to launch API portal.

From API Portal expand menu, click Discover to connect to API catalog of SAP API Business Hub.

The API Discovery menu will open with many API packages available for consumption.

Click the SAP S/4HANA Cloud package to discover available APIs.

Click the Artifacts tab to view the available APIs.

Click the Search Bar and type sales order to search for sales order API.

Find the Sales Order – Create, Read, Update, Delete (A2X) API and under Actions select Copy.

From the copy wizard, select sandbox URL and click OK.

You will be returned to the API Develop area.

For API_SALES_ORDER_SRV click Deploy.

Open the created API proxy for example API_SALES_ORDER_SRV

API Proxy has all the documentation imported automatically.

Click Resources tab to see the Open API spec (Swagger) documentation that will be published to developers.

Expand the open API specification definition to see additional documentation and Try out feature which can help developers get started on the API more quickly.

Click Try out

Give $top as 3.

Click Execute.

The call will fail as it requires Verify API Key policy.

The Verify API Key policy lets you enforce verification of API keys at runtime, letting only apps with approved API keys access your APIs. This policy ensures that API keys are valid, have not been revoked, and are approved to consume the specific resources associated with your API products.

Go to SAP API Business Hub, to get your API Key.

Click Log On button.

Click API package for example SAP S/4HANA Cloud.

Click Sales Order API to open the API details.

Click Show API Key button.

Click Copy Key and Close button.

Save API Key value somewhere for later, e.g. Notepad or Notes, etc.