Official agent skill

Setting Up Cloudwatch Alarm Notifications

by aws in aws/agent-toolkit-for-aws

Sets up notification channels for CloudWatch alarms using SNS topics and subscriptions.

OfficialApache-2.0Auto-check passedBackend & APIs

Install Setting Up Cloudwatch Alarm Notifications

skills CLI
$ npx skills add aws/agent-toolkit-for-aws --skill setting-up-cloudwatch-alarm-notifications -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install aws/agent-toolkit-for-aws setting-up-cloudwatch-alarm-notifications --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/aws/agent-toolkit-for-aws.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/specialized-skills/operations-skills/setting-up-cloudwatch-alarm-notifications .claude/skills/setting-up-cloudwatch-alarm-notifications && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
setting-up-cloudwatch-alarm-notifications
GitHub stars
2.8k
Token cost
~399 tokens
SKILL.md length
144 words
Files
2 (incl. references)
Skills in repo
138
Repo updated
First seen
Licence
Apache-2.0

At a glance

Sets up notification channels for CloudWatch alarms using SNS topics and subscriptions.

  • Configuring alarm notifications — it creates encrypted SNS topics
  • SKILL.md covers Overview, Set up alarm notifications and Troubleshooting
  • Calls aws
  • Configures topic policies for CloudWatch access

What it does

Setting Up Cloudwatch Alarm Notifications is an agent skill from aws/agent-toolkit-for-aws, published by the product's own GitHub organization. Sets up notification channels for CloudWatch alarms using SNS topics and subscriptions. Always use this skill when configuring alarm notifications — it creates encrypted SNS topics, configures topic policies for CloudWatch access, sets up email/SMS/webhook subscriptions, and links alarms to notification actions with proper security controls.

Its SKILL.md is about 400 tokens, which your agent loads only when the skill is triggered. The skill folder holds 2 other files, including reference files (for example `references/setup-cloudwatch-alarm-notifications.md`).

It sits in Backend & APIs, covering Webhooks. It works with Amazon Web Services. The repository describes itself as: Official, AWS-supported MCP servers, skills, and plugins to help AI agents build on AWS. The licence is Apache-2.0.

When your agent uses it

  • Configuring alarm notifications — it creates encrypted SNS topics
  • Configures topic policies for CloudWatch access
  • Sets up email/SMS/webhook subscriptions
  • Links alarms to notification actions with proper security controls

Example prompts

  • “/setting-up-cloudwatch-alarm-notifications”

What it can do on your machine

Read from SKILL.md and the folder at commit 2cb0fa1. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • aws

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md. Its commands use aws, which can reach the network depending on how they are called.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Setting Up Cloudwatch Alarm Notifications loads about 399 tokens when it runs, and up to ~2.9k if it reads all its reference files. Until then it costs about 96 tokens; SKILL.md has 144 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~96
When it runs · the whole SKILL.md, loaded when a task matches
~399
With references · SKILL.md plus every file in references/, read only if the agent opens them
~2.9k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from aws/agent-toolkit-for-aws at commit 2cb0fa1, republished under its Apache-2.0 licence (© aws). 144 words, ~399 tokens.

Download SKILL.mdSave it as .claude/skills/setting-up-cloudwatch-alarm-notifications/SKILL.md (or your agent's skills folder). This skill also uses 1 other file; get the full folder from GitHub.
name
setting-up-cloudwatch-alarm-notifications
description
Sets up notification channels for CloudWatch alarms using SNS topics and subscriptions. Always use this skill when configuring alarm notifications — it creates encrypted SNS topics, configures topic policies for CloudWatch access, sets up email/SMS/webhook subscriptions, and links alarms to notification actions with proper security controls.
version
1

Setting Up CloudWatch Alarm Notifications

Overview

Domain expertise for configuring Amazon CloudWatch alarm notification channels using Amazon SNS topics and subscriptions. Covers creating encrypted SNS topics, setting up subscriptions for email, SMS, and webhook endpoints, configuring topic policies for CloudWatch access, and linking alarms to notification actions.

Set up alarm notifications

To configure notification channels for a CloudWatch alarm, follow the procedure exactly. See CloudWatch alarm notification setup procedure.

Troubleshooting

Email notifications not received

Verify the email subscription was confirmed. Use aws sns list-subscriptions-by-topic to check that the subscription status is "Confirmed" rather than "PendingConfirmation".

SMS notifications failing

Ensure the phone number is in E.164 format (e.g., +12345678901) and that SMS is supported in your AWS region.

Alarm not triggering notifications

Verify the alarm has the correct SNS topic ARN in its AlarmActions using aws cloudwatch describe-alarms, and ensure ActionsEnabled is set to true.

© aws, Apache-2.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 1 other file (references) in skills/specialized-skills/operations-skills/setting-up-cloudwatch-alarm-notifications of aws/agent-toolkit-for-aws.

  • SKILL.md
  • references/setup-cloudwatch-alarm-notifications.md

Open the folder on GitHubat commit 2cb0fa1

Compare with similar skills

Setting Up Cloudwatch Alarm Notifications next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Setting Up Cloudwatch Alarm Notifications compared with similar skills
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Setting Up Cloudwatch Alarm Notifications this skillaws/agent-toolkit-for-aws2.8k—~399Automated safety check: PassApache-2.0
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Implementing Honeytokens For Breach Detectionmukul975/Anthropic-Cybersecurity-Skills34k—~593Automated safety check: WarnApache-2.0
Novu Design Workflownovuhq/novu40k—~2.6kAutomated safety check: PassCustom licence
AWS Serverless Edazxkane/aws-skills3674 repos~3.2kAutomated safety check: PassMIT
Golivemikehasa/golive-skill1.3k—~13kAutomated safety check: NotesMIT

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Categories

Questions about Setting Up Cloudwatch Alarm Notifications

What does Setting Up Cloudwatch Alarm Notifications do?

Sets up notification channels for CloudWatch alarms using SNS topics and subscriptions. Setting Up Cloudwatch Alarm Notifications is an agent skill from aws/agent-toolkit-for-aws, published by the product's own GitHub organization. Sets up notification channels for CloudWatch alarms using SNS topics and subscriptions.

When should I use Setting Up Cloudwatch Alarm Notifications?

Setting Up Cloudwatch Alarm Notifications fits situations like: configuring alarm notifications — it creates encrypted SNS topics; configures topic policies for CloudWatch access; sets up email/SMS/webhook subscriptions; links alarms to notification actions with proper security controls.

How do I install Setting Up Cloudwatch Alarm Notifications in Claude Code?

Run `npx skills add aws/agent-toolkit-for-aws --skill setting-up-cloudwatch-alarm-notifications -a claude-code`. Or copy the skill folder (skills/specialized-skills/operations-skills/setting-up-cloudwatch-alarm-notifications in aws/agent-toolkit-for-aws) into .claude/skills/setting-up-cloudwatch-alarm-notifications in your project. Claude Code loads it when a task matches its description.

How do I install Setting Up Cloudwatch Alarm Notifications in Codex?

Run `npx skills add aws/agent-toolkit-for-aws --skill setting-up-cloudwatch-alarm-notifications -a codex`. Or copy the skill folder (skills/specialized-skills/operations-skills/setting-up-cloudwatch-alarm-notifications in aws/agent-toolkit-for-aws) into .agents/skills/setting-up-cloudwatch-alarm-notifications in your project. Codex loads it when a task matches its description.

Can I use Setting Up Cloudwatch Alarm Notifications in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add aws/agent-toolkit-for-aws --skill setting-up-cloudwatch-alarm-notifications -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/setting-up-cloudwatch-alarm-notifications, .gemini/skills/setting-up-cloudwatch-alarm-notifications, .github/skills/setting-up-cloudwatch-alarm-notifications and .opencode/skills/setting-up-cloudwatch-alarm-notifications in your project.

What does Setting Up Cloudwatch Alarm Notifications need to run?

Going by SKILL.md and its folder, Setting Up Cloudwatch Alarm Notifications needs the command-line tools its instructions call (aws).

Does Setting Up Cloudwatch Alarm Notifications access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Setting Up Cloudwatch Alarm Notifications safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Setting Up Cloudwatch Alarm Notifications use?

Setting Up Cloudwatch Alarm Notifications is published under the Apache-2.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Setting Up Cloudwatch Alarm Notifications use?

About 399 tokens (SKILL.md is roughly 1.6k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 2.5k tokens, read only when the agent opens those files.

What are the alternatives to Setting Up Cloudwatch Alarm Notifications?

Skills that share tags, products or a category with Setting Up Cloudwatch Alarm Notifications: Neon Functions (neondatabase/agent-skills, 100 stars), Implementing Honeytokens For Breach Detection (mukul975/Anthropic-Cybersecurity-Skills, 34k stars), Novu Design Workflow (novuhq/novu, 40k stars) and AWS Serverless Eda (zxkane/aws-skills, 367 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Setting Up Cloudwatch Alarm Notifications?

aws (a GitHub organization, an official publisher) maintains it in aws/agent-toolkit-for-aws, which has 2,835 GitHub stars. The repository holds 138 skills in this directory. The repository was last updated on October 9, 2026.

Source: aws/agent-toolkit-for-aws on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.