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How to Find Microsoft Electronic Software Delivery (ESD) API Documentation

Algirdas JasaitisAlgirdas Jasaitis Oct 22, 2026 868 views

Question details

The user is looking for official API documentation to integrate a digital marketplace with Microsoft Electronic Software Delivery (ESD) for distributing licenses and keys.

How to Find Microsoft Electronic Software Delivery (ESD) API Documentation
Product
Microsoft Electronic Software Delivery (ESD)
Device & OS
not provided
Scenario
A distributor wants to integrate their system with Microsoft to electronically provide resellers and customers with product licenses.
Observed behavior
The official ESD API reference documentation is difficult to locate publicly.
Before you start

Before attempting integration, verify that your organization is formally enrolled in the Microsoft Partner Network (MPN) or the Cloud Solution Provider (CSP) program, as API access usually requires a verified partner agreement.

Solution 1Recommended

Contact Microsoft Partner Support and Sales Assistance

Reach out directly to Microsoft's official partner channels, as ESD API access and marketplace provisioning typically require a specific partner agreement.

Because software licensing and marketplace provisioning involve sensitive commercial agreements, Microsoft does not always publish its Electronic Software Delivery APIs publicly. Onboarding and API documentation are usually provided during the partner onboarding process.

1
Access Microsoft Sales Assistance

Navigate to the official Microsoft Business Sales Support portal online or find the appropriate contact number for your region.

2
Identify your partner status

Have your Microsoft Partner Network (MPN) ID ready when contacting support to expedite your request.

3
Request API onboarding

Specify that you are a distributor looking for Electronic Software Delivery (ESD) API integration references and onboarding information.

Contact Microsoft Partner Support and Sales Assistance
Authorized Partners Only: You may need to sign a Non-Disclosure Agreement (NDA) or meet specific distributor volume requirements before Microsoft grants access to the production ESD APIs.
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Frequently Asked Questions

Why is the Microsoft ESD API documentation not publicly available?

Microsoft typically restricts access to its Electronic Software Delivery API documentation to authorized partners and distributors. You must have a signed agreement or be part of a specific partner program to receive the API reference and provisioning details.

Who should I contact to get Microsoft ESD integration keys?

You should reach out to your designated Microsoft account manager or contact Microsoft Business Sales Support. Be prepared to provide details about your distributor marketplace and your Microsoft Partner Network ID.

What is the Cloud Solution Provider (CSP) program?

The Microsoft CSP program allows partners to directly manage their customer lifecycle, including software provisioning, licensing, and billing. Joining this program often provides access to the necessary partner APIs for digital software distribution.