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MCP-BridgeMCP-Bridge
Communication

Slack API MCP Config

Send messages, manage channels, and integrate Slack notifications into your AI agent workflows.

Config URL

Use this URL in any MCP-compatible client to fetch the config automatically.

https://mcpbridge.org/config/slack.json
Download JSONClaude Desktop Setup

One-Click Install

Copy the snippet for your MCP client and paste it in — zero editing required.

Claude Desktop

Add to claude_desktop_config.json

{
  "mcpServers": {
    "slack": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-slack"
      ],
      "env": {
        "SLACK_BOT_TOKEN": "xoxb-..."
      }
    }
  }
}

Cursor

Settings → MCP Servers → Add

{
  "mcpServers": {
    "slack": {
      "url": "https://mcpbridge.org/config/slack.json"
    }
  }
}

VS Code

Use with MCP extension

{
  "mcpServers": {
    "slack": {
      "url": "https://mcpbridge.org/config/slack.json"
    }
  }
}

Configuration JSON

Use curl https://mcpbridge.org/config/slack.json to fetch programmatically.

{
  "mcpServers": {
    "slack": {
      "command": "npx",
      "args": ["-y","@modelcontextprotocol/server-slack"],
      "env": {
      "SLACK_BOT_TOKEN": "xoxb-..."
}
    }
  }
}

How to Use

Claude Desktop

Paste the config JSON into your claude_desktop_config.json.

Full instructions →

Cursor

Go to Cursor Settings → MCP Servers → Add with the JSON above.

CLI / curl

Fetch the config programmatically:

curl https://mcpbridge.org/config/slack.json

Environment Variables

SLACK_BOT_TOKEN

Replace xoxb-... with your actual slack bot token

Endpoints

GET/conversations.list

List all channels

POST/chat.postMessage

Send a message

GET/users.list

List all users

Similar APIs

Other APIs in the Communication category.

Discord API

Send messages, manage servers, and integrate Discord bots into your AI agent workflows.

https://mcpbridge.org/config/discord.json

Twilio API

Send SMS, make calls, and manage communication channels through your AI agent.

https://mcpbridge.org/config/twilio.json

Email Activity (beta)

The Beta endpoints for the new Email Activity APIs - functionality is subject to change without notice. You may not have access to this Beta endpoint. Email Activity offers filtering and search by event type for two days worth of data. There is an optional add-on to store 60 days worth of data. Thi

https://mcpbridge.org/config/sendgrid-com.json

Adafruit IO REST API

### The Internet of Things for Everyone The Adafruit IO HTTP API provides access to your Adafruit IO data from any programming language or hardware environment that can speak HTTP. The easiest way to get started is with [an Adafruit IO learn guide](https://learn.adafruit.com/series/adafruit-io-basi

https://mcpbridge.org/config/adafruit-com.json
Slack APIMCP Server Details →API Documentation →