# Slack (verified)

Slack is a channel-based messaging platform. With Slack, people can work together more effectively, connect all their software tools and services, and find the information they need to do their best …

## Quick Start

```bash
# Connect this server (installs CLI if needed)
npx -y @smithery/cli@latest mcp add slack

# Browse available tools
npx -y @smithery/cli@latest tool list slack

# Get full schema for a tool
npx -y @smithery/cli@latest tool get slack SLACK_ACTIVATE_OR_MODIFY_DO_NOT_DISTURB_DURATION

# Call a tool
npx -y @smithery/cli@latest tool call slack SLACK_ACTIVATE_OR_MODIFY_DO_NOT_DISTURB_DURATION '{}'
```

## Direct MCP Connection

Endpoint: `https://slack.run.tools`

## Tools (142)

- `SLACK_ACTIVATE_OR_MODIFY_DO_NOT_DISTURB_DURATION` — DEPRECATED: Turns on Do Not Disturb mode for the current user, or changes its duration. Use `set_dnd_duration` instead.
- `SLACK_ADD_A_CUSTOM_EMOJI_TO_A_SLACK_TEAM` — DEPRECATED: Adds a custom emoji to a Slack workspace given a unique name and an image URL. Use `add_emoji` instead.
- `SLACK_ADD_AN_EMOJI_ALIAS_IN_SLACK` — Adds an alias for an existing custom emoji in a Slack Enterprise Grid organization.
- `SLACK_ADD_A_REMOTE_FILE_FROM_A_SERVICE` — Adds a reference to an external file (e.g., Google Drive, Dropbox) to Slack for discovery and sharing, requiring a uniq…
- `SLACK_ADD_A_STAR_TO_AN_ITEM` — Stars a channel, file, file comment, or a specific message in Slack.
- `SLACK_ADD_CALL_PARTICIPANTS` — Registers new participants added to a Slack call.
- `SLACK_ADD_EMOJI` — Adds a custom emoji to a Slack workspace given a unique name and an image URL; subject to workspace emoji limits.
- `SLACK_ADD_REACTION_TO_AN_ITEM` — Adds a specified emoji reaction to an existing message in a Slack channel, identified by its timestamp; does not remove…
- `SLACK_ARCHIVE_A_PUBLIC_OR_PRIVATE_CHANNEL` — Archives a Slack public or private channel, making it read-only; the primary 'general' channel cannot be archived.
- `SLACK_ARCHIVE_A_SLACK_CONVERSATION` — Archives a Slack conversation by its ID, rendering it read-only and hidden while retaining history, ideal for cleaning …
- `SLACK_CHAT_POST_MESSAGE` — DEPRECATED: Posts a message to a Slack channel, direct message, or private channel. Use `send_message` instead.
- `SLACK_CLEAR_STATUS` — Clears the Slack status for the authenticated user, removing any custom text and emoji.
- `SLACK_CLOSE_DM_OR_MULTI_PERSON_DM` — Closes a Slack direct message (DM) or multi-person direct message (MPDM) channel, removing it from the user's sidebar w…
- `SLACK_CREATE_A_REMINDER` — Creates a Slack reminder with specified text and time; time accepts Unix timestamps, seconds from now, or natural langu…
- `SLACK_CREATE_A_SLACK_USER_GROUP` — Creates a new User Group (often referred to as a subteam) in a Slack workspace.
- `SLACK_CREATE_CANVAS` — Creates a new Slack Canvas with the specified title and optional content.
- `SLACK_CREATE_CHANNEL` — Initiates a public or private channel-based conversation
- `SLACK_CREATE_CHANNEL_BASED_CONVERSATION` — Creates a new public or private Slack channel with a unique name; the channel can be org-wide, or team-specific if `tea…
- `SLACK_CUSTOMIZE_URL_UNFURL` — Customizes URL previews (unfurling) in a specific Slack message using a URL-encoded JSON in `unfurls` to define custom …
- `SLACK_CUSTOMIZE_URL_UNFURLING_IN_MESSAGES` — DEPRECATED: Customizes URL previews (unfurling) in a specific Slack message. Use `customize_url_unfurl` instead.
- `SLACK_DELETE_A_COMMENT_ON_A_FILE` — Deletes a specific comment from a file in Slack; this action is irreversible.
- `SLACK_DELETE_A_FILE_BY_ID` — Permanently deletes an existing file from a Slack workspace using its unique file ID; this action is irreversible and a…
- `SLACK_DELETE_A_PUBLIC_OR_PRIVATE_CHANNEL` — Permanently and irreversibly deletes a specified public or private channel, including all its messages and files, withi…
- `SLACK_DELETE_A_SCHEDULED_MESSAGE_IN_A_CHAT` — Deletes a pending, unsent scheduled message from the specified Slack channel, identified by its `scheduled_message_id`.
- `SLACK_DELETE_A_SLACK_REMINDER` — Deletes an existing Slack reminder, typically when it is no longer relevant or a task is completed; this operation is i…
- `SLACK_DELETE_CANVAS` — Deletes a Slack Canvas permanently.
- `SLACK_DELETES_A_MESSAGE_FROM_A_CHAT` — Deletes a message, identified by its channel ID and timestamp, from a Slack channel, private group, or direct message c…
- `SLACK_DELETE_USER_PROFILE_PHOTO` — Deletes the Slack profile photo for the user identified by the token, reverting them to the default avatar; this action…
- `SLACK_DISABLE_AN_EXISTING_SLACK_USER_GROUP` — Disables a specified, currently enabled Slack User Group by its unique ID, effectively archiving it by setting its 'dat…
- `SLACK_EDIT_CANVAS` — Edits a Slack Canvas with granular control over content placement. Supports replace, insert (before/after/start/end) op…
- `SLACK_ENABLE_A_SPECIFIED_USER_GROUP` — Enables a disabled User Group in Slack using its ID, reactivating it for mentions and permissions; this action only cha…
- `SLACK_ENABLE_PUBLIC_SHARING_OF_A_FILE` — Enables public sharing for an existing Slack file by generating a publicly accessible URL; this action does not create …
- `SLACK_END_A_CALL_WITH_DURATION_AND_ID` — Ends an ongoing Slack call, identified by its ID (obtained from `calls.add`), optionally specifying the call's duration.
- `SLACK_END_SNOOZE` — Ends the current user's snooze mode immediately.
- `SLACK_END_USER_DO_NOT_DISTURB_SESSION` — Ends the authenticated user's current Do Not Disturb (DND) session in Slack, affecting only DND status and making them …
- `SLACK_END_USER_SNOOZE_MODE_IMMEDIATELY` — DEPRECATED: Ends the current user's snooze mode immediately. Use `end_snooze` instead.
- `SLACK_FETCH_BOT_USER_INFORMATION` — Fetches information for a specified, existing Slack bot user; will not work for regular user accounts or other integrat…
- `SLACK_FETCH_CONVERSATION_HISTORY` — Fetches a chronological list of messages and events from a specified Slack conversation, accessible by the authenticate…
- `SLACK_FETCH_CURRENT_TEAM_INFO_WITH_OPTIONAL_TEAM_SCOPE` — DEPRECATED: Fetches comprehensive metadata about the current Slack team. Use `fetch_team_info` instead.
- `SLACK_FETCH_DND_STATUS_FOR_MULTIPLE_TEAM_MEMBERS` — DEPRECATED: Retrieves a user's current Do Not Disturb status. Use `get_team_dnd_status` instead.
- `SLACK_FETCH_ITEM_REACTIONS` — Fetches reactions for a Slack message, file, or file comment, requiring one of: channel and timestamp; file ID; or file…
- `SLACK_FETCH_MESSAGE_THREAD_FROM_A_CONVERSATION` — Retrieves replies to a specific parent message in a Slack conversation, using the channel ID and the parent message's t…
- `SLACK_FETCH_TEAM_INFO` — Fetches comprehensive metadata about the current Slack team, or a specified team if the provided ID is accessible.
- `SLACK_FETCH_WORKSPACE_SETTINGS_INFORMATION` — Retrieves detailed settings for a specific Slack workspace, primarily for administrators in an Enterprise Grid organiza…
- `SLACK_FIND_CHANNELS` — Find channels in a Slack workspace by any criteria - name, topic, purpose, or description.
- `SLACK_FIND_USER_BY_EMAIL_ADDRESS` — Retrieves the Slack user object for an active user by their registered email address; fails with 'users_not_found' if t…
- `SLACK_FIND_USERS` — Find users in a Slack workspace by any criteria - email, name, display name, or other text. Includes optimized email lo…
- `SLACK_GET_CANVAS` — Retrieves a specific Slack Canvas by its ID, including its content and metadata.
- `SLACK_GET_CHANNEL_CONVERSATION_PREFERENCES` — Retrieves conversation preferences (e.g., who can post, who can thread) for a specified channel, primarily for use with…
- `SLACK_GET_REMINDER_INFORMATION` — Retrieves detailed information for an existing Slack reminder specified by its ID; this is a read-only operation.

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*Response truncated. Use `npx -y @smithery/cli@latest` for complete data.*