---
title: "Discussion on \"⚡ Outbound Messages: How Salesforce Talked to the Outside World Before Streaming API\" | Hashnode"
description: "Discussion on \"⚡ Outbound Messages: How Salesforce Talked to the Outside World Before Streaming API\". Setup, the exact SOAP acknowledgment Salesforce expects, retry and batching behavior, and a straight comparison against Platform Events and CDC."
url: "https://hashnode.com/posts/outbound-messages-how-salesforce-talked-to-the-outside-world-before-streaming-api/6aa38c353094673b7eef65d9"
---

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# [⚡ Outbound Messages: How Salesforce Talked to the Outside World Before Streaming API](https://vikaskumarpandey.hashnode.dev/outbound-messages-how-salesforce-talked-to-the-outside-world-before-streaming-api?utm_source=hashnode&utm_medium=feed)

Setup, the exact SOAP acknowledgment Salesforce expects, retry and batching behavior, and a straight comparison against Platform Events and CDC.

Sep 8 · 14 min read · vikaskumarpandey.hashnode.dev  
Updated Sep 12  
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-   [#salesforce](https://hashnode.com/tag/salesforce)
-   [#outbound-messages](https://hashnode.com/tag/outbound-messages)
-   [#streaming-api](https://hashnode.com/tag/streaming-api)
-   [#integration](https://hashnode.com/tag/integration)
-   [#soap-api](https://hashnode.com/tag/soap-api)

## Written by

[Vikaskumar](https://hashnode.com/@vikaskumarpandey)

@vikaskumarpandey · Mumbai, India

  
[View profile](https://hashnode.com/@vikaskumarpandey)

A developer's field notes on Salesforce, AI, and the climb to Architect.

Salesforce Developer | 10x Certified | Building in public as I upskill toward Architect | Apex • LWC • Agentforce • Data Cloud

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