tomevault-io EventBridge Cron — Scheduled Tasks
Schedule recurring tasks via Amazon EventBridge Scheduler. Tasks execute at the specified time and deliver results to the user's chat channel.
Usage
node /skills/eventbridge-cron/tool.js '<JSON>'
Actions
Create a schedule
{"action":"create", "cron_expression":"cron(0 9 * * ? *)", "timezone":"Asia/Shanghai", "message":"Check email and summarize unread messages", "schedule_name":"Daily email check"}
List all schedules
{"action":"list"}
Update a schedule
{"action":"update", "schedule_id":"a1b2c3d4", "expression":"cron(0 10 * * ? *)", "message":"New task message", "enable":true}
Delete a schedule
{"action":"delete", "schedule_id":"a1b2c3d4"}
Expression Formats
| Format | Example | Description |
|---|---|---|
cron() |
cron(0 9 * * ? *) |
6 fields: Min Hour Day Month DayOfWeek Year |
rate() |
rate(1 hour) |
Fixed interval, minimum 5 minutes |
at() |
at(2026-12-31T23:59:00) |
One-time execution |
Examples
| User says | Expression |
|---|---|
| Every day at 9am | cron(0 9 * * ? *) |
| Weekdays at 5pm | cron(0 17 ? * MON-FRI *) |
| Every 30 minutes | rate(30 minutes) |
| First of each month at 10am | cron(0 10 1 * ? *) |
Source: aws-samples/sample-OpenClaw-on-AWS-with-Bedrock — distributed by TomeVault.