MCP server

Smithery Ai Slack

ai.smithery/smithery-ai-slack

Checked 28 Oct 2026, 09:03 UTC · It answered and asked for a sign-in

Enable interaction with Slack workspaces. Supports subscribing to Slack events through Resources.

Needs an API key

https://server.smithery.ai/@smithery-ai/slack/mcp

At a glance

Type: MCP server
Publisher: Not verified
Status: Needs an API key
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 28 Oct 2026, 09:03 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http smithery-ai-slack https://server.smithery.ai/@smithery-ai/slack/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.smithery-ai-slack]
url = "https://server.smithery.ai/@smithery-ai/slack/mcp"

Gemini CLI

{"mcpServers":{"smithery-ai-slack":{"httpUrl":"https://server.smithery.ai/@smithery-ai/slack/mcp"}}}

Cursor

{"mcpServers":{"smithery-ai-slack":{"url":"https://server.smithery.ai/@smithery-ai/slack/mcp"}}}

VS Code

{"servers":{"smithery-ai-slack":{"type":"http","url":"https://server.smithery.ai/@smithery-ai/slack/mcp"}}}

Antigravity

agy mcp add smithery-ai-slack https://server.smithery.ai/@smithery-ai/slack/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"smithery-ai-slack","server_url":"https://server.smithery.ai/@smithery-ai/slack/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"smithery-ai-slack","server_url":"https://server.smithery.ai/@smithery-ai/slack/mcp"}

Needs an API key or token from its maker, usually added as a header in the setup.

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