Slack MCP
Unlock full Slack access for your AI—DMs, private channels, threads, and search history.
What it can do
- Slack Token Status: Check token health, age, and auto-refresh status
- Slack Health Check: Check if Slack API connection is working and show workspace info
- Slack List Conversations: List all DMs and channels with user names resolved
What data it sees
Do you need an account
No: the server works without sign-in
Unlock full Slack access for your AI—DMs, private channels, threads, and search history. No OAuth apps or admin approval required. Session mirroring gives your AI the same access you already have.
How to connect
How to connect Slack MCP to Claude
The server address to paste into Claude settings:
https://slack-mcp-server--jtalk22.run.tools
- Open Claude (claude.ai or the desktop app).
- Go to Settings → Connectors.
- Click Add custom connector.
- Paste the server address copied below into Remote MCP server URL and click Add.
- In a chat, click + → Connectors and switch the new connector on.
Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.
Authorization
After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.
How to connect Slack MCP to ChatGPT
The server address to paste into ChatGPT settings:
https://slack-mcp-server--jtalk22.run.tools
- Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
- Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
- Open Settings → Connectors and click Create.
- Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
- Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
- In a new chat open + → Apps/Connectors and enable the connector.
OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.
Authorization
On first use ChatGPT opens the service's sign-in window. Sign in and approve access.
How to connect Slack MCP to Cursor
The server address to paste into Cursor settings:
https://slack-mcp-server--jtalk22.run.tools
Fastest: click Open in Cursor below and confirm the prompt.
Manually:
- In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
- Paste the JSON copied below into
~/.cursor/mcp.json(per project:.cursor/mcp.jsonin the repo root). - Save the file. The server appears in the MCP list; authorize it there if asked.
Authorization
If the service needs sign-in, an authorize button appears next to the server in the MCP list.
Server tool list (10)
Raw names from tools/list. Only developers need these.
| slack_token_status | Check token health, age, and auto-refresh status |
| slack_health_check | Check if Slack API connection is working and show workspace info |
| slack_list_conversations | List all DMs and channels with user names resolved |
| slack_conversations_history | Get messages from a channel or DM with user names resolved |
| slack_get_full_conversation | Export full conversation history with all messages, threads, and user names |
| slack_search_messages | Search messages across the Slack workspace |
| slack_send_message | Send a message to a channel or DM |
| slack_get_thread | Get all replies in a message thread |
| slack_users_info | Get detailed information about a Slack user |
| slack_list_users | List all users in the workspace with pagination support |