Slack MCP for AI Agents. Command your entire workspace from your AI agent.
Slack MCP gives your AI agent full operational control over your workspace. Send messages, find specific conversations across channels, manage users, read channel history, and even pin important alerts—all without you ever leaving your current application. It turns Slack from a chat log into an auditable, actionable data source that any compatible AI client can interact with.
Give Claude and any AI agent real-world access
It searches message content, usernames, and channels across the entire workspace for specific keywords or senders.
You can write updates to any channel or direct message a user using rich text formatting.
The agent retrieves recent messages from specific channels, allowing you to catch up on discussions or track activity for compliance.
You can list all users in the workspace, or get detailed profiles, including roles, email addresses, and timezones.
It lets your agent react to messages with emojis, pin critical information, or even edit existing posts (if you sent them).
Ask an AI about this
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What AI agents can do with Slack with 13 Tools
These tools allow you to perform specific actions within Slack, letting your AI client read history, send messages, or modify channel settings on your behalf.
Make your AI actually useful.
Add this MCP to Claude, Cursor, or Windsurf and your AI stops guessing. It gets real tools to look things up, take action, and handle the stuff you keep doing by hand.
Start using Slack MCPChannels List
Lists all public and private channels your agent can access within the workspace.
Channels History
Retrieves recent messages from a specific Slack channel in reverse chronological...
Channel Info
Gets detailed information about a particular channel, like its purpose and member...
Messages Send
Sends a message to any specified Slack channel or sends a direct message (DM) to a...
Messages Search
Searches for messages across the entire workspace by keyword, sender, or time frame.
Message Update
Edits an existing message, but only if the agent originally sent it and you provide the exact timestamp.
Message Delete
Permanently removes a Slack message. The agent can delete messages it wrote or any in channels where it has admin permissions.
Users List
Retrieves a list of all workspace members, including their ID, name, email, and...
User Info
Gets the full profile details for one specific user, like their time zone or admin...
Reactions Add
Adds an emoji reaction to a message using its channel ID and exact timestamp.
Thread Replies
Gathers all replies within a specific discussion thread, ordered from oldest to...
Pin Message
Marks an important message so it appears in the channel's details panel for easy reference.
Set Channel Topic
Updates the official topic text that displays at the top of a specific Slack channel.
Security and governance baked right in.
Pick your AI client below to get set up. Just create a Vinkius account, subscribe, and you're instantly up and running. We handle the entire backend infrastructure, delivering out-of-the-box support for HTTPS Streamable, SSE, and OAuth2—zero messy routing required.
Choose How to Get Started
Build a custom MCP for your own tools, or connect a ready-made integration from our catalog.
Build Your Own
Turn any API into an MCP. Import a spec, define Agent Skills, or deploy with MCPFusion.
- Import from OpenAPI, Swagger, or YAML specs
- Create Agent Skills with progressive disclosure
- Deploy to edge with MCPFusion framework
- Built in DLP, auth, and compliance on each call
- Real time usage dashboard and cost metering
- Publish to catalog or keep private
Make Your AI Do More
Start with Slack, then connect any of our 5,200+ other servers whenever your AI needs more. One click, no limits.
- Use this MCP plus 5,200+ others, all in one place
- Add new capabilities to your AI anytime you want
- Connections are secured and governed automatically
- Track usage and costs across all your servers
- Works with Claude, ChatGPT, Cursor, and more
- New servers added to the catalog weekly
Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by Slack. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.
VINKIUS INFRASTRUCTURE
Cloud Hosted
Managed infra
V8 Isolated
Sandboxed per request
Zero-Trust Proxy
No stored credentials
DLP Enforced
Policy on each call
GDPR Compliant
EU data residency
Token Compression
~60% cost reduction
The problem with context-switching Solved with Vinkius AI Gateway
Today, if you need to find a decision made last month about the Q3 budget, you have to do several things: open Slack, remember which channel was used (was it #product or #planning?), scroll back through pages of messages, and then copy-paste the key date into your research notes. It's slow, and you almost always miss a crucial reply buried deep in a thread.
With this MCP, your agent handles that entire process for you. You just ask: 'What was decided about Q3 budget?' and it uses its tools to gather messages from the right channels and threads, spitting out a clean summary of everything relevant.
Control your Slack workflow with the Slack MCP
You no longer have to manually list users or check if a channel's purpose is still accurate. You can simply ask your agent to `channels_list` and then use `channel_info` to confirm the topic, all without leaving your workflow.
This capability turns Slack from just a chat log into an actionable data source. It lets you manage communication flow programmatically—that's how modern teams operate.
What your AI can actually do with this
Your agent becomes a direct participant in your team's communications. Instead of opening the Slack app and clicking through threads or searching endless channels, you simply ask your AI client to perform the action. It handles everything: sending replies to specific people, gathering all messages about a topic from last week, or listing every user in the workspace along with their time zones.
This MCP lets you use powerful commands—like reading recent message history or finding out what a channel is actually for—and get clean answers back. By connecting via Vinkius, your AI agent gets access to this deep layer of functionality, letting you manage communication flow and retrieve context without ever manually switching tabs.
019d7609-2d59-73c2-a477-b02fcff839d7 Here's how it actually works
The bottom line is that you speak natural language to your AI client, and it talks directly to Slack using its full toolset.
First, subscribe to this MCP on Vinkius and provide your Slack Bot Token.
Next, connect the MCP credentials within your AI client (like Cursor or Claude).
Finally, simply tell your agent what you need done—for example, 'Find all messages about the Q3 deployment'—and it executes the action.
Who is this actually for?
This MCP is for anyone who spends too much time context-switching between communication tools and research platforms. If you're tired of manually checking threads or digging through channels just to find one specific decision, this is for you.
You use it to audit communication patterns across multiple teams, finding specific discussions or coordinating updates without opening the app.
You deploy alerts and post status updates, then search for error reports by keywords or user IDs across engineering channels.
You list workspace members to check who is on the right team, and read channel history to ensure key decisions were recorded in the main thread.
What Changes When You Connect
Stop manually searching. Use messages_search to instantly pull up every mention of 'API outage' or 'Q3 budget' from across dozens of channels in one go.
Keep the record clean by using pin_message on critical decisions, ensuring that key information isn't buried deep within a chat thread.
Never miss an update. The agent can read recent messages via channels_history or track specific discussions through thread_replies, giving you full context without opening the app.
Improve accountability by using users_list and user_info to quickly identify who has what role, where they are located, or if their status needs updating.
Streamline communications by having your agent post updates via messages_send, letting you broadcast information instantly rather than copy-pasting into multiple threads.
See it in action
Auditing a Project Failure
The Ops Analyst needs to figure out who knew about the database issue and when. They ask their agent to search for messages mentioning 'database' or 'outage' from last week, using messages_search to create a clear timeline of awareness.
Onboarding New Team Members
The Product Manager needs an overview of the #product channel. They ask their agent to get detailed information about the channel and then read recent messages via channels_history so they can catch up on discussions without being overwhelmed.
Tracking a Specific Decision
The Team Lead needs confirmation of the final design choice. They ask their agent to find the discussion thread and retrieve all replies using thread_replies, ensuring they capture every vote or counterpoint before moving forward.
Sending a Company-Wide Update
The Executive needs to announce an immediate policy change. Instead of manually posting it everywhere, they ask their agent to use messages_send to post the update simultaneously in #general and @all department channels.
The honest tradeoffs
What to watch out for, and the recommended way to handle each one.
Assuming you know the channel ID
A user tries to read history for 'engineering' but fails because they don't know its internal ID, leading to an error message.
First, use channels_list to get a complete list of all channels and their IDs. Then, pass the correct channel ID when calling channels_history.
Trying to update messages without context
A user tries to edit a message but forgets which thread it was in or who originally posted it.
When using message_update, make sure you have the channel ID, the original author's information, and the exact timestamp of the message.
Searching too broadly for a specific user
A user searches the whole workspace for 'John Doe,' getting thousands of irrelevant results across years.
Be precise. Use users_list or user_info first to confirm John's exact username ID, then use that in your search query.
When It Fits, When It Doesn't
Use this MCP if your primary need is communication auditing and actioning conversations already happening within Slack. You should use it when you need to gather context (e.g., 'What was decided?'), manage information flow (e.g., 'Post the update'), or track activity history. Don't use it if you are trying to analyze large, structured documents like spreadsheets or codebases; for that, a document parsing tool is better. Also, don't use this MCP if you need to send notifications outside of Slack—it only controls your workspace. It excels at bridging the gap between natural language requests and specific chat actions.
Questions you might have
How do I use the messages_search tool in Slack MCP? +
You instruct your agent to search for content, usernames, or channels. The agent executes messages_search and returns results sorted by how recent they are.
Can the Slack MCP send DMs? +
Yes, it can. You use the messages_send tool to post a direct message to any user in your workspace.
Does the Slack MCP allow me to see who is an admin? +
Yep. Use user_info on a specific user ID; it returns their full profile, including whether they have admin status or what their timezone is.
What if I need to track messages from a thread? +
You use the agent's ability to get replies via thread_replies. This collects all responses within that single discussion, keeping them in chronological order for clarity.
Can the Slack MCP automatically post updates? +
It can. You simply ask your agent to use messages_send and specify the channel ID; it posts the update instantly so you don't have to copy/paste.