Which integrations are available for this server?

Provides tools for interacting with the Slack API, enabling capabilities such as listing channels and users, managing messages (posting, updating, and deleting), retrieving channel history, adding emoji reactions, and searching workspace messages.

How do I use Slack MCP Server?

1. Click on "Install Server". 2. Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state. 3. In the chat, type @ followed by the MCP server name and your instructions, e.g., "@Slack MCP Server Send a message to #general saying the quarterly report is now ready" That's it! The server will respond to your query, and you can continue using it as needed. Here is a step-by-step guide with screenshots.

Slack MCP Server

MCP server for Slack API integration with HTTP transport.

Setup

Get a Slack token (Bot Token xoxb-... or User Token xoxp-...)
Configure environment:

export SLACK_TOKEN=xoxb-your-token

Run:

npm install npm run start:http

Docker

docker build -t slack-mcp . docker run -d -p 3929:3929 -e SLACK_TOKEN=xoxb-... slack-mcp

Endpoints

GET /health - Health check
GET /tools - List available tools
POST /call - Call a tool

Available Tools

Tool	Description
`slack_list_channels`	List channels
`slack_get_channel_history`	Get channel messages
`slack_post_message`	Send a message
`slack_update_message`	Edit a message
`slack_delete_message`	Delete a message
`slack_add_reaction`	Add emoji reaction
`slack_get_user_info`	Get user details
`slack_list_users`	List workspace users
`slack_search_messages`	Search messages

Example

# List channels curl -X POST http://localhost:3929/call \ -H "Content-Type: application/json" \ -d '{"name": "slack_list_channels", "arguments": {}}' # Post message curl -X POST http://localhost:3929/call \ -H "Content-Type: application/json" \ -d '{"name": "slack_post_message", "arguments": {"channel": "C123", "text": "Hello!"}}'

Token Scopes Required

For Bot Token (xoxb-...):

channels:read, channels:history
chat:write
users:read
reactions:write
search:read (for search)

For User Token (xoxp-...):

Same as above, plus any additional scopes for your use case

This server cannot be installed

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security - not tested

F

license - not found

-

quality - not tested

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Slack MCP Server

Slack MCP Server

Setup

Docker

Endpoints

Available Tools

Example

Token Scopes Required

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