MCP Tool Directory

Retrieves profile information for a specified Slack user (defaults to the authenticated user if `user` ID is omitted); a provided `user` ID must be valid.

DEPRECATED: Reverses conversation archival. Use `unarchive_channel` instead.

Revokes a Slack file's public URL, making it private; this is a no-op if not already public and is irreversible.

Schedules a message to a Slack channel, DM, or private group for a future time (`post_at`), requiring `text`, `blocks`, or `attachments` for content; scheduling is limited to 120 days in advance.

DEPRECATED: Schedules a message to a Slack channel, DM, or private group for a future time. Use `schedule_message` instead.

Tool to search all messages and files. Use when you need unified content search across channels and files in one call.

DEPRECATED: Searches messages in a Slack workspace using a query with optional modifiers. Use `search_messages` instead.

Workspace‑wide Slack message search with date ranges and filters. Use `query` modifiers (e.g., in:#channel, from:@user, before/after:YYYY-MM-DD), sorting (score/timestamp), and pagination.

Sends an ephemeral message to a user in a channel.

Posts a message to a Slack channel, direct message, or private group; requires content via `text`, `blocks`, or `attachments`.

DEPRECATED: Posts a message to a Slack channel, direct message, or private group. Use `send_message` instead.

DEPRECATED: Sends an ephemeral message to a user in a channel. Use `send_ephemeral_message` instead.

Sets the purpose (a short description of its topic/goal, displayed in the header) for a Slack conversation; the calling user must be a member.

Turns on Do Not Disturb mode for the current user, or changes its duration.

This method allows the user to set their profile image.

Marks a message, specified by its timestamp (`ts`), as the most recently read for the authenticated user in the given `channel`, provided the user is a member of the channel and the message exists within it.

Sets the Slack status for the authenticated user with a custom text and optional emoji. The status appears next to the user's name in Slack.

Sets or updates the topic for a specified Slack conversation.

Updates a Slack user's profile, setting either individual fields or multiple fields via a JSON object.

DEPRECATED: This method allows the user to set their profile image. Use `set_profile_photo` instead.

Sends a 'me message' (e.g., '/me is typing') to a Slack channel, where it's displayed as a third-person user action; messages are plain text and the channel must exist and be accessible.

Shares a remote file, which must already be registered with Slack, into specified Slack channels or direct message conversations.

Registers a new call in Slack using `calls.add` for third-party call integration; `created_by` is required if not using a user-specific token.

Initiates a Slack RTM session providing a single-use WebSocket URL (valid 30s) for event streaming; does not set initial presence status.

Unarchives a specified public or private Slack channel that is currently archived, using its channel ID.

Reverses conversation archival.

Unpins a message, identified by its timestamp, from a specified channel if the message is currently pinned there; this operation is destructive.

Updates an existing Slack User Group, which must be specified by an existing `usergroup` ID, with new optional details such as its name, description, handle, or default channels.

Updates the title, join URL, or desktop app join URL for an existing Slack call identified by its ID.

Replaces all members of an existing Slack User Group with a new list of valid user IDs.