Slack Webhook Notifier

Slack Webhook Notifier MCP Connector for Claude

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This MCP does exactly one thing: it sends messages to your Slack channels. That's its only function, and nothing else. Zero bloat, incredible for giving your AI agents a voice.

1 tools Official Updated Jun 28, 2026 Official Vinkius Partner

We refused to build a bloated Slack integration that demands terrifying chat:write:public permissions across your entire corporate workspace. Instead, this MCP server provides a surgical, zero-trust bridge: a single Incoming Webhook URL.

Your AI agent gains the immediate, zero-friction ability to drop critical alerts, deployment statuses, and rich engineering reports straight into the designated Slack channel without compromising workspace security.

The Superpowers

  • Zero-Bloat Deployment: No heavy Slack apps to install, no corporate approval bureaucracy. If you can generate a webhook, your AI can speak.
  • Native Block Kit Mastery: The agent isn't limited to boring plain text. It can programmatically generate rich Slack Block Kit layouts—complete with interactive buttons, markdown sections, and structured data tables.
  • Absolute Containment: Because it's just a webhook, the agent cannot read your DMs, cannot snoop on other channels, and cannot cause chaos. It is the purest, safest way to give your AI a megaphone in the corporate world.
notificationswebhooksalertsdevops-monitoringmessagingblock-kit

1 tools expose this connector's capabilities to your AI agent.

send_slack_message

Provide the fallback text in the "text" parameter. Optionally, provide rich UI elements via the "blocksJson" array. Send a notification or message to a Slack channel via Webhook

See how to talk to your AI agent using Slack Webhook Notifier.

Notify Slack that the server deployment has started.

I've sent the message 'The server deployment has started.' to the Slack channel.

Send a rich alert to Slack using Block Kit to report a bug.

The rich Block Kit alert detailing the bug has been successfully posted to Slack.

No. Slack Incoming Webhooks are strictly unidirectional (Push only). The agent can only *send* messages to the authorized channel. It cannot read the channel history, see replies, or access other channels. This ensures absolute Zero-Trust containment.

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