---
schema_version: "1"
id: f9533ce1d8de5132ae1aa7519e688962238304bdfc55ce019075b352e5c42d02
title: SOAP Web Service Guide
collection: developer
version: current
locale: en-us
portal_url: https://docs.salesforce.com/developer/current/en-us/marketing-cloud/guides/mc-apis/web_service_guide.md
canonical_url: https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/web_service_guide.html
source_site: developer.salesforce.com
content_type: documentation
content_hash: 4a38a9ca211b2676684443df0d13225d5a11ea081e5e3848210498bf7efcd1e4
products:
  - Marketing Cloud Engagement APIs and Programmatic Languages
  - Marketing Cloud
---
# SOAP Web Service Guide

**note:** Use REST API for storing, finding, managing, creating, sharing, and distributing all content-related objects. Your existing SOAP API integrations only function with the Classic tools.

## Getting Started

- [Get started with the SOAP API](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/getting_started_developers_and_the_exacttarget_api.md)

## Planning Your Application

- [Asynchronous Processing](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/soap_tech_articles_asynch.md)
- [AMPscript Developer Guide](/docs/marketing/marketing-cloud-ampscript)
- [Server-Side JavaScript](https://developer.salesforce.com/docs/marketing/marketing-cloud/mc-programmatic-content/ssjs_serverSideJavaScript.md)
- [Work with the SOAP API](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/working_with_soap_web_service_api.md)
- [Optimize API Calls and Data Structures to Improve Performance](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/sfmc_data_struct_and_api_call_optimzn.md)

## Troubleshooting

- [Error Codes](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/error_codes.md)
- [SOAP Faults](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/soap_faults.md)
- [Resolve Retrieve Call Errors](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/resolving_retrieve_call_errors.md)

## Related Items

[REST API](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/rest-api-overview.md)