LabStore
← All labs

Slack (Archived)

by docker ✓ verified ✓ Packaged by Docker

Interact with Slack Workspaces over the Slack API.

MCP server installable needs setup network: on runtime: sysbox

Chat & Messaging MCP Servers

Slack (Archived) MCP Server

Interact with Slack Workspaces over the Slack API.

What is an MCP Server?

MCP Info

Attribute Details
Docker Image mcp/slack
Author modelcontextprotocol
Repository https://github.com/modelcontextprotocol/servers

Image Building Info

Attribute Details
Dockerfile https://github.com/modelcontextprotocol/servers/blob/b4ee623039a6c60053ce67269701ad9e95073306/src/slack/Dockerfile
Commit b4ee623039a6c60053ce67269701ad9e95073306
Docker Image built by Docker Inc.
Docker Scout Health Score Docker Scout Health Score
Verify Signature COSIGN_REPOSITORY=mcp/signatures cosign verify mcp/slack --key https://raw.githubusercontent.com/docker/keyring/refs/heads/main/public/mcp/latest.pub
Licence MIT License

Available Tools (8)

Tools provided by this Server Short Description
slack_add_reaction Add a reaction emoji to a message
slack_get_channel_history Get recent messages from a channel
slack_get_thread_replies Get all replies in a message thread
slack_get_user_profile Get detailed profile information for a specific user
slack_get_users Get a list of all users in the workspace with their basic profile information
slack_list_channels List public or pre-defined channels in the workspace with pagination
slack_post_message Post a new message to a Slack channel
slack_reply_to_thread Reply to a specific message thread in Slack

Tools Details

Tool: slack_add_reaction

Add a reaction emoji to a message

Parameters Type Description
channel_id string The ID of the channel containing the message
reaction string The name of the emoji reaction (without ::)
timestamp string The timestamp of the message to react to
Tool: slack_get_channel_history

Get recent messages from a channel

Parameters Type Description
channel_id string The ID of the channel
limit number optional Number of messages to retrieve (default 10)
Tool: slack_get_thread_replies

Get all replies in a message thread

Parameters Type Description
channel_id string The ID of the channel containing the thread
thread_ts string The timestamp of the parent message in the format '1234567890.123456'. Timestamps in the format without the period can be converted by adding the period such that 6 numbers come after it.
Tool: slack_get_user_profile

Get detailed profile information for a specific user

Parameters Type Description
user_id string The ID of the user
Tool: slack_get_users

Get a list of all users in the workspace with their basic profile information

Parameters Type Description
cursor string optional Pagination cursor for next page of results
limit number optional Maximum number of users to return (default 100, max 200)
Tool: slack_list_channels

List public or pre-defined channels in the workspace with pagination

Parameters Type Description
cursor string optional Pagination cursor for next page of results
limit number optional Maximum number of channels to return (default 100, max 200)
Tool: slack_post_message

Post a new message to a Slack channel

Parameters Type Description
channel_id string The ID of the channel to post to
text string The message text to post
Tool: slack_reply_to_thread

Reply to a specific message thread in Slack

Parameters Type Description
channel_id string The ID of the channel containing the thread
text string The reply text
thread_ts string The timestamp of the parent message in the format '1234567890.123456'. Timestamps in the format without the period can be converted by adding the period such that 6 numbers come after it.

Use this MCP Server

{
  "mcpServers": {
    "slack": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "SLACK_TEAM_ID",
        "-e",
        "SLACK_CHANNEL_IDS",
        "-e",
        "SLACK_BOT_TOKEN",
        "mcp/slack"
      ],
      "env": {
        "SLACK_TEAM_ID": "T01234567",
        "SLACK_CHANNEL_IDS": "C01234567, C76543210",
        "SLACK_BOT_TOKEN": "xoxb-your-bot-token"
      }
    }
  }
}

Why is it safer to run MCP Servers with Docker?