ClaudSkills / Engineering / architecture

Outbound Messages And Callbacks

Q: What is a Claude Code skill and how does the Outbound Messages And Callbacks skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Outbound Messages And Callbacks is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Engineering category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Engineering · Sub-category: architecture · Last updated: 2026-05-21

tool:salesforce

Use when implementing or troubleshooting Salesforce Outbound Messages — the workflow-triggered SOAP notification mechanism that pushes record field values to an external HTTPS endpoint. Trigger keywords: outbound message not delivering, configure outbound message endpoint, SOAP callback from Salesforce, workflow rule sends notification to external system, outbound message retry loop, acknowledgment SOAP response, session ID in outbound message. NOT for Platform Events, Change Data Capture, REST callouts from Apex, or selecting between event-driven mechanisms (use event-driven-architecture-patterns for selection).

About this skill (catalog notes)

Outbound Messages And Callbacks includes pricing or quota commentary; at least one code block. At roughly 2,674 words the SKILL.md is on the longer end of the catalog distribution.

Original author: Pranav Nagrecha
Indexed lastmod: 2026-05-21
Catalog position: Engineering · architecture
Indexed related skills: 10

How Outbound Messages And Callbacks fits the catalog

Outbound Messages And Callbacks sits in the Engineering category under the architecture sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

From the source SKILL.md

Use this skill when implementing, configuring, or troubleshooting Salesforce Outbound Messages — the platform's built-in mechanism for pushing record field values to an external HTTPS SOAP endpoint when a Workflow Rule fires. This skill covers the full implementation lifecycle: configuring the Outbound Message in Setup, designing the receiving endpoint, handling acknowledgment, building callback patterns using the session ID, monitoring delivery, and recovering from failure.

What this skill does

Outbound Messages And Callbacks is a community-contributed Claude Code skill in the architecture sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/outbound-messages-and-callbacks/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when implementing or troubleshooting Salesforce Outbound Messages — the workflow-triggered SOAP notification mechanism that pushes record field values to an external HTTPS endpoint. Trigger keywords: outbound message not delivering, configure outbound message endpoint, SOAP callback from Salesforce, workflow rule sends notification to external system, outbound message retry loop, acknowledgment SOAP response, session ID in outbound message.

Who uses this skill

The Outbound Messages And Callbacks Claude Code skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 116,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/outbound-messages-and-callbacks
curl -L https://claudskills.com/skills/outbound-messages-and-callbacks/SKILL.md \
  -o ~/.claude/skills/outbound-messages-and-callbacks/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/outbound-messages-and-callbacks/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/outbound-messages-and-callbacks/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\outbound-messages-and-callbacks\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Outbound Messages And Callbacks Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/outbound-messages-and-callbacks/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Outbound Messages And Callbacks skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Outbound Messages And Callbacks skill?

Use Outbound Messages And Callbacks when your Claude Code task falls under the Engineering category — specifically in the architecture area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Outbound Messages And Callbacks" or describe the task and let Claude pick). Browse related skills at /category/engineering/.

What is a Claude Code skill and how does the Outbound Messages And Callbacks skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Outbound Messages And Callbacks is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Engineering category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Author: Pranav Nagrecha

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

Pranav Nagrecha. (2026). Outbound Messages And Callbacks [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/outbound-messages-and-callbacks/

BibTeX

@misc{outbound-messages-and-callbacks-2026,
  author    = {Pranav Nagrecha},
  title     = {Outbound Messages And Callbacks [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/outbound-messages-and-callbacks/}
}

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