Slack · Capability
Slack Messaging and Communication
Unified workflow for messaging and communication including posting messages, managing conversations, sharing files, reacting, searching, and organizing with pins and stars. Used by app developers building communication integrations.
What You Can Do
POST
Post message
— Post a message.
/v1/messages
GET
List conversations
— List conversations.
/v1/conversations
GET
List files
— List files.
/v1/files
GET
Search
— Search workspace.
/v1/search
MCP Tools
post-message
Post a message to a channel.
list-conversations
List conversations.
read-only
list-files
List files.
read-only
add-pin
Pin a message.
add-reaction
Add a reaction.
list-stars
List starred items.
read-only
search-messages
Search messages and files.
read-only
list-emoji
List custom emoji.
read-only
manage-bookmarks
Manage channel bookmarks.
manage-canvases
Manage canvases.
manage-lists
Manage lists.
manage-reminders
Manage reminders.
APIs Used
slack-chat
slack-conversations
slack-files
slack-pins
slack-reactions
slack-stars
slack-search
slack-emoji
slack-bookmarks
slack-canvases
slack-lists
slack-reminders