Slack Notifications
Send notifications and alerts to Slack channels via Incoming Webhooks. No Slack API key needed — just the webhook URL.
🔑 Setup Required — Bring Your Own Key
This integration requires API credentials. Store them once via
setup_integration or the Dashboard Vault — they're encrypted
with AES-256-GCM and never exposed.
Required Credentials
slack_webhook_url
Webhook URL
Incoming Webhook URL from api.slack.com/apps → your app → Incoming Webhooks. Format: https://hooks.slack.com/services/T.../B.../xxx
Get your API key at api.slack.com →
Endpoints (1)
POST
send-notification
Send a message to a Slack channel. Supports plain text and basic Slack mrkdwn formatting (*bold*, _italic_, ~strike~, `code`).
| Field | Type | Required | Description |
|---|---|---|---|
text |
string | ✓ Yes | Message text. Supports Slack mrkdwn: *bold*, _italic_, ~strike~, `code`, ```code block```, <url|link text>. |
MCP Tool Names
When using this integration through an AI assistant (Claude, ChatGPT, Cursor, etc.), the endpoints are available as MCP tools:
| Endpoint | MCP Tool Name |
|---|---|
| send-notification | slack-webhook_send_notification |