Slack Explorer MCP server

Slack Explorer MCP Server

A Model Context Protocol (MCP) server specialized in retrieving information from Slack messages and threads. It provides tools to access messages that the authenticated user can view using a User Token (xoxp).

Available Tools

• Message Search (search_messages)
• Search Slack messages with advanced filtering options. You can search by channel, user, date range, and specific features (reactions, files, etc.).
• Parameters
• query: Basic search query. Use dedicated fields for inclusion modifiers (bare modifiers in this field are rejected). Exclusion modifiers prefixed with - (e.g., -in:#channel) ARE allowed here
• in_channel: Filter by channel name (e.g., "general", "team-dev")
• from_user: Search messages from specific user (User ID)
• with: Search DMs/threads with specific users (array of User IDs)
• before, after, on: Date range filtering (YYYY-MM-DD format)
• during: Period specification (e.g., "July", "2023")
• has: Messages containing specific features (emoji, "pin", "file", "link", "reaction")
• hasmy: Messages where you reacted with specific emoji
• sort: Sort method ("score" or "timestamp")

• Thread Replies (getthreadreplies)
• Get all replies in a message thread. Supports pagination for efficiently handling large numbers of replies.
• Parameters
• channel_id: Channel ID (required)
• thread_ts: Parent message timestamp (required)
• limit: Number of replies to retrieve (1-1000, default: 100)
• cursor: Pagination cursor

• User Profiles (getuserprofiles)
• Get profile information for multiple users in bulk. Retrieve display names, real names, email addresses, and other profile information by specifying a list of user IDs.
• Parameters
• user_ids: Array of user IDs (required, max 100)

• Search Users by Display Name (searchusersby_name)
• Search users by their display name. Supports both exact match and partial match search with case sensitivity.
• Parameters
• display_name: Display name to search for (required)
• exact: Enable exact match search

• File Search (search_files)
• Search for files such as canvases, PDFs, and images. You can filter by file type, channel, user, and date range.
• Parameters
• query: Basic search query. Use dedicated fields for inclusion modifiers (bare modifiers in this field are rejected). Exclusion modifiers prefixed with - (e.g., -type:pdfs) ARE allowed here
• types: Filter by file types (e.g., ["canvases", "pdfs"]). Available types: lists, canvases, documents, emails, images, pdfs, presentations, snippets, spreadsheets, audio, videos
• in_channel: Filter by channel name (e.g., "general", "team-dev")
• from_user: Search files from specific user (User ID)
• with_users: Search files in DMs/threads with specific users (array of User IDs)
• before, after, on: Date range filtering (YYYY-MM-DD format)
• count: Number of results per page (1-100, default: 20)
• page: Page number (1-100, default: 1)

• Canvas Content (getcanvascontent)
• Get HTML content of Slack canvases. Retrieve canvas content by specifying canvas IDs.
• Parameters
• canvas_ids: Array of canvas IDs (required, max 20)

Setup

Getting a Slack User Token

Shortened. The full README is on GitHub.