Slack MCP Server

Provides MCP resources and tools for AI assistants to access/manage conversations, messages, users, files, and workspace configuration in Slack, supported by extensive real-time webhooks.

channelsconversations

Dataset

Lists all channel-like conversations (public, private, DMs, MPIMs) in a workspace.

idnameis_channel +7 more

messages_conversation_history

Dataset

Fetches a conversation's history of messages and events.

typeusertext +4 more

users

Dataset

Lists all users in a Slack team, including invited and deleted users.

idnamereal_name +6 more

files

Dataset

Lists files uploaded to the workspace, filterable by channel, user, type, and time range.

idcreatedname +7 more

remote_files

Dataset

Retrieve information about remote files added to Slack.

idnametitle +5 more

file_details_lookup

Dataset

Retrieves detailed information about a specific file ID, including associated comments.

idnametitle +7 more

remote_file_details_lookup

Dataset

Retrieve detailed information about a specific remote file ID or external ID.

idcreatedtitle +7 more

workspace_preferences

Dataset

Retrieve a list of a workspace's team preferences.

display_real_namesdisable_file_uploadsmsg_edit_window_mins +1 more

workspaceteam_info

Dataset

Gets information about the current team (workspace), including enterprise details if applicable.

idnamedomain +4 more

slack_connect_invites_list

Dataset

Lists shared channel invites that have been generated or received but have not been approved by all parties.

invitation_idchannel_iddate_created +2 more

slack_connect_invite_requests_list

Dataset

Lists all requests needing approval before a Slack Connect invitation is sent.

request_idchannel_idrequested_by +2 more

external_teams_list

Dataset

View details about external teams connected via Slack Connect.

team_idteam_namedomain +2 more

discoverable_contacts_lookup

Dataset

Look up if a specific user is on Slack and is discoverable.

user_idemailis_discoverable +2 more

conversation_details_lookup

Dataset

Retrieve detailed information about a specific conversation ID (channel, DM, MPIM).

idnameis_channel +7 more

scheduled_messages

Dataset

Returns a list of pending scheduled messages.

idchannel_idpost_at +2 more

files.comments.delete

Tool

Deletes an existing comment on a file.

token (required)file (required)id (required)

files.completeuploadexternal

Tool

Finalizes a file upload started with files.getUploadURLExternal and shares the uploaded file in Slack.

token (required)files (required)channel_id (optional) +4 more

files.delete

Tool

Deletes a file.

token (required)file (required)

files.getuploadurlexternal

Tool

Gets a URL for an edge external file upload

token (required)length (required)filename (required) +2 more

files.remote.add

Tool

Adds a file from a remote service

token (required)external_id (required)external_url (required) +4 more

files.remote.remove

Tool

Remove a remote file.

token (required)external_id (optional)file (optional)

files.remote.share

Tool

Share a remote file into a channel.

token (required)channels (required)external_id (optional) +1 more

conversations.acceptsharedinvite

Tool

Accept an invite to a Slack Connect channel.

invitation_id (required)channel_name (optional)free_trial_accepted (optional)

conversations.inviteshared

Tool

Invite users from external organizations to a channel, turning it into a Slack Connect channel.

channel_id (required)users (required)

conversations.approvesharedinvite

Tool

Approve a pending Slack Connect invitation (Admin action).

invitation_id (required)

conversations.declinesharedinvite

Tool

Decline a pending Slack Connect invitation (Admin action).

invitation_id (required)

conversations.requestsharedinvite.approve

Tool

Approve an invitation to be sent (Governing action).

request_id (required)

conversations.requestsharedinvite.deny

Tool

Deny an invitation to be sent (Governing action).

request_id (required)

conversations.externalinvitepermissions.set

Tool

Set Slack Connect channels posting permissions.

channel_id (required)permission_level (required)

conversations.archive

Tool

Archives a conversation.

token (required)channel (required)

conversations.close

Tool

Closes a direct message or multi-person direct message.

token (required)channel (required)

conversations.canvases.create

Tool

Create a channel canvas for a channel

token (required)channel_id (required)document_content (optional) +1 more

conversations.create

Tool

Initiates a public or private channel-based conversation

token (required)name (required)is_private (optional) +1 more

conversations.invite

Tool

Invites users to a channel (public or private).

token (required)channel (required)users (required) +1 more

conversations.join

Tool

Joins an existing conversation.

token (required)channel (required)

conversations.kick

Tool

Removes a user from a conversation.

token (required)channel (required)user (optional)

conversations.leave

Tool

Leaves a conversation.

token (required)channel (required)

chat.appendstream

Tool

Appends text to an existing streaming conversation.

token (required)channel (required)ts (required) +1 more

chat.startstream

Tool

Starts a new streaming conversation.

token (required)channel (required)thread_ts (required) +3 more

chat.delete

Tool

Deletes a message.

token (required)channel (required)ts (required) +1 more

Slack Resources

Datasets

Tools

Slack MCP Server

Connect your AI to Slack data through the Model Context Protocol.

Granularly control which tools your AI can access
Full visibility with logging and auditing
Standard MCP protocol - no custom wrappers needed

Select a dataset or tool from the left to see more details

Universal MCP Server for Slack

Connect Claude, Microsoft Copilot, and any MCP-compatible AI to Slack. One server, instant access to datasets, tools, and workflows.

Model Context Protocol: Industry standard supported by Claude and Microsoft Copilot
Fine-Grained Control: Choose exactly which datasets and tools your AI can access
Connect Once, Use Everywhere: Single authentication for all your AI assistants

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Native MCP support

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