Slack | Merge

Authentication: OAuth. See Magic Link for the runtime auth flow, or Application credentials to bring your own OAuth app.

Sample use cases

Summarize everything discussed in #incidents-prod over the last 24 hours.
Find every message in #engineering mentioning broken from this week and create a Linear ticket for each.
Send a weekly update to #leadership with the deliverables shipped this week.

Available Tools

list_channels

List all channels in the workspace

create_channel

Create a new channel

get_channel_info

Get information about a channel using Channel ID (not channel name)

join_channel

Join a channel

leave_channel

Leave a channel

archive_channel

Archive a channel

unarchive_channel

Unarchive a channel

get_channel_members

Get members of a channel

invite_to_channel

Invite users to a channel

kick_from_channel

Remove a user from a channel

set_channel_topic

Set the topic for a channel

set_channel_purpose

Set the purpose for a channel

rename_channel

Rename a channel

get_file_info

Get information about a file

list_files

List files in the workspace

delete_file

Delete a file

share_file

Share a file to channels

get_file_content

Get the content of a text file

make_file_public

Make a file publicly accessible

revoke_file_public_url

Revoke public access to a file

post_message

Send a message to a Slack channel using Channel ID (not channel name)

update_message

Update an existing message in Slack

delete_message

Delete a message from Slack

get_message_permalink

Get a permanent link to a message

get_conversation_history

Get message history from a channel using Channel ID with enhanced timestamp filtering.

schedule_message

Schedule a message to be sent later

delete_scheduled_message

Delete a scheduled message

add_reaction

Add an emoji reaction to a message

remove_reaction

Remove an emoji reaction from a message

get_conversation_replies

Get all replies in a Slack thread.

list_unread_direct_messages

Get all unread direct messages and group DMs with their message content. When presenting results to users, always display username/display_name instead of user_id for better readability.

list_unread_channel_messages

Get all unread messages from channels with their message content.

list_scheduled_messages

List scheduled messages that haven’t been sent yet

get_unread_messages_from_channel

Get all unread messages from a specific channel.

get_unread_messages_from_user

Get all unread direct messages from a specific user. When presenting results to users, always display username/display_name instead of user_id for better readability.

list_pinned_messages

List all pinned messages and items in a channel

pin_message

Pin a message to a channel

unpin_message

Remove a pinned message from a channel

search_context

Search Slack for relevant messages, files and channels, optionally including private channels and DMs

search_messages

DEPRECATING 2026-12-09: use search_context

search_files

DEPRECATING 2026-12-09: use search_context with content_types=['files']

get_user_info

Get complete user information including workspace role, permissions, and profile

list_users

List all users in the workspace

lookup_user_by_email

Look up a user by their email address

get_user_presence

Get a user’s presence status

set_user_presence

Set your own presence status (auto or away)

set_user_profile

Set profile information for a user

get_users_conversations

Get conversations a user is a member of

set_user_status

Set status text and emoji for a user. Only sends emoji parameter when provided (not null/empty).

clear_user_status

Clear the status for a user

post_message_by_name

Send a message to a person or channel by name instead of ID. Resolves display name, real name, username, or channel name to the correct ID and sends t…