Slack MCP
Use Slack with Claude Desktop, Cursor, or Windsurf to let AI read, act, and automate — no code required.
Use Slack MCPHow to use this MCP
Connect Your Slack Account
Sign up and connect your Slack account to Activepieces.
Get Your MCP Server URL
Get your MCP URL and install it in Claude Desktop, Cursor, or Windsurf.
Ask AI to Act
Ask your AI assistant to read emails, manage your calendar, and more.
Slack Triggers
New Public Message Posted Anywhere
Triggers when a new message is posted to any channel.
New Message Posted to Channel
Triggers when a new message is posted to a specific #channel you choose.
New Direct Message
Triggers when a message was posted in a direct message channel.
New Mention in Channel
Triggers when a user or user group is mentioned.
New Mention in Direct Message
Triggers when a username is mentioned in a direct message channel.
New Reaction
Triggers when a new reaction is added to a message
Reaction Removed
Triggers when a reaction is removed from a message
Channel created
Triggers when a channel is created
New Command in Channel
Triggers when a specific command is sent to the bot (e.g., @bot command arg1 arg2)
New Command in Direct Message
Triggers when a specific command is sent to the bot (e.g., @bot command arg1 arg2) via Direct Message.
New User
Triggers when a new user is created / first joins your org.
New Saved Message
Triggers when you save a message.
New Team Custom Emoji
Triggers when a custom emoji has been added to a team.
New Modal Interaction
Triggers when a user interacts with a modal.
Slack Actions
Add Reaction to Message
Add an emoji reaction to a message.
Send Message To A User
Send message to a user
Send Message To A Channel
Send message to a channel
Request Approval from A User
Send approval message to a user and then wait until the message is approved or disapproved
Request Approval in a Channel
Send approval message to a channel and then wait until the message is approved or disapproved
Request Action from A User
Send a message to a user and wait until the user selects an action
Request Action in A Channel
Send a message in a channel and wait until an action is selected
Upload file
Upload file without sharing it to a channel or user
Get File
Return information about a given file ID.
Search messages
Searches for messages matching a query
Find User by Email
Finds a user by matching against their email address.
Find User by Handle
Finds a user by matching against their Slack handle.
Find User by ID
Finds a user by their ID.
List users
List all users of the workspace
Update message
Update an existing message
Delete Message
Deletes a specific message from a channel using the message's timestamp.
Create Channel
Creates a new channel.
Update Profile
Update basic profile field such as name or title.
Get channel history
Retrieve all messages from a specific channel ("conversation") between specified timestamps
Set User Status
Sets a user's custom status
Markdown to Slack format
Convert Markdown-formatted text to Slack's pseudo - markdown syntax
Retrieve Thread Messages
Retrieves thread messages by channel and thread timestamp.
Set Channel Topic
Sets the topic on a selected channel.
Get Message by Timestamp
Retrieves a specific message from a channel history using the message's timestamp.
Invite User to Channel
Invites an existing User to an existing channel.
Get User Group by Handle
Finds a Slack user group by its handle (e.g., @user-group) and returns its details. To mention this group in a message, map the returned ID using the syntax <!subteam^ID>. Read more: https://api.slack.com/reference/surfaces/formatting#mentioning-groups
Update User Group Members
Add users to or overwrite the member list of a Slack user group.
Custom API Call
Make a custom API call to a specific endpoint
