- Reminder
Reminder
A MCP server for scheduling and triggering reminders via Slack or Telegram.
Reminders are delivered even if your server is not running. This is possible because reminders are scheduled and triggered by an external service (cron-job.org), which will send the notification to Slack or Telegram at the scheduled time, regardless of your server's status.
Content
Reminder MCP Server
A MCP server for scheduling and triggering reminders via Slack or Telegram.
Reminders are delivered even if your server is not running.
This is possible because reminders are scheduled and triggered by an external service (cron-job.org), which will send the notification to Slack or Telegram at the scheduled time, regardless of your server's status.
Configuration
{
"mcpServers": {
"reminder": {
"command": "npx",
"args": ["-y", "reminder-mcp"],
"env": {
"CRON_JOB_API_KEY": "your_api_key",
"NOTIFICATION_PLATFORM": "slack",
"SLACK_WEBHOOK_URL": "https://hooks.slack.com/services/xxxxxxx",
"TELEGRAM_BOT_TOKEN": "",
"TELEGRAM_CHAT_ID": ""
}
}
}
}
Environment Variables
| Name | Description |
|---|---|
CRON_JOB_API_KEY | API key from cron-job.org |
NOTIFICATION_PLATFORM | slack or telegram |
SLACK_WEBHOOK_URL | (Slack only) Webhook URL for your channel |
TELEGRAM_BOT_TOKEN | (Telegram only) Bot token from @BotFather |
TELEGRAM_CHAT_ID | (Telegram only) Chat ID for your group/user |
Usage Examples
You can use natural language instructions with an LLM. Here are some examples:
- Remind me to call Alice in 5 minutes.
- Remind me to make a doctor appointment at 3:00 PM tomorrow.
- List all my reminders.
- Delete the reminder titled "Call Alice".
Note: Reminders are required to be set at least 2 minutes ahead of time.
How to Get Your Credentials
Cron Job API Key
- Register at cron-job.org and generate an API key.
Slack Webhook URL
- Go to Slack Apps.
- Create or select an app.
- Add the 'Incoming Webhooks' feature.
- Activate and create a webhook URL for your channel.
- Set
SLACK_WEBHOOK_URLin the configuration env.
Telegram Bot Token & Chat ID
- Create a bot with @BotFather.
- Add your bot to your group or message it directly.
- Get your chat ID via the Telegram API:
https://api.telegram.org/bot<YOUR_BOT_TOKEN>/getUpdates. - Set
TELEGRAM_BOT_TOKENandTELEGRAM_CHAT_IDin the configuration env.
Server Config
{
"mcpServers": {
"reminder": {
"command": "npx",
"args": [
"-y",
"reminder-mcp"
],
"env": {
"CRON_JOB_API_KEY": "your_api_key",
"NOTIFICATION_PLATFORM": "slack",
"SLACK_WEBHOOK_URL": "https://hooks.slack.com/services/xxxxxxx",
"TELEGRAM_BOT_TOKEN": "",
"TELEGRAM_CHAT_ID": ""
}
}
}
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