Setting the skill. One moment.
Operations Skills
Skill 99 of 130
Sets up notification channels for CloudWatch alarms using SNS topics and subscriptions.
1 minute · 135 words · 6 sections
Install
npx skills add aws/agent-toolkit-for-aws --skill setting-up-cloudwatch-alarm-notificationsnpx skills add aws/agent-toolkit-for-aws/plugin marketplace add aws/agent-toolkit-for-awsThe first command installs just this skill, by the name in its SKILL.md; the second installs the whole repository.
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.
To configure notification channels for a CloudWatch alarm, follow the procedure exactly. See CloudWatch alarm notification setup procedure (opens in a new tab).
Verify the email subscription was confirmed. Use aws sns list-subscriptions-by-topic
to check that the subscription status is “Confirmed” rather than “PendingConfirmation”.
Ensure the phone number is in E.164 format (e.g., +12345678901) and that SMS is supported in your AWS region.
Verify the alarm has the correct SNS topic ARN in its AlarmActions using
aws cloudwatch describe-alarms, and ensure ActionsEnabled is set to true.
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.
The verbatim description from this skill’s front matter — the string an agent matches on to decide whether to load it.
main, last pushed 24 September 2026.SKILL.md, not by matching a directory convention. 19 distinct layouts observed: plugins/aws-agents-for-devsecops/skills/*/SKILL.md, plugins/aws-agents/skills/*/SKILL.md, plugins/aws-core/skills/*/SKILL.md, skills/core-skills/*/SKILL.md, skills/specialized-skills/analytics-skills/*/SKILL.md, skills/specialized-skills/database-skills/*/SKILL.md, skills/specialized-skills/ec2-skills/*/SKILL.md, skills/specialized-skills/end-user-computing-skills/*/SKILL.md, skills/specialized-skills/messaging-and-streaming-skills/*/SKILL.md, skills/specialized-skills/migration-and-modernization-skills/*/SKILL.md, skills/specialized-skills/networking-and-content-delivery-skills/*/SKILL.md, skills/specialized-skills/operations-skills/*/SKILL.md, skills/specialized-skills/quantum-computing-skills/*/SKILL.md, skills/specialized-skills/resilience-skills/*/SKILL.md, skills/specialized-skills/security-and-identity-skills/*/SKILL.md, skills/specialized-skills/serverless-skills/*/SKILL.md, skills/specialized-skills/storage-skills/*/SKILL.md, skills/specialized-skills/system-table-skills/*/SKILL.md, skills/specialized-skills/web-and-mobile-development/*/SKILL.md.h1 and no skipped levels:.claude-plugin/marketplace.json by Amazon Web Services, declaring 4 plugins. It is read for editorial metadata only — never as the skill index, which is always the repository tree./aws/agent-toolkit-for-aws.md, and each skill at its own .md URL.1 file · 10 KB
Everything this skill ships beside its prose. All of it is set here, as a subchapter of skill 99.
Documentation the agent loads on demand, rather than up front.