Skip to content
mcp/harbor
LangChain

Slack for LangChain

io.github.mindstone/mcp-server-slack

Slack MCP server: channels, messages, threads, reactions, users, files, and scheduled messages

client:LangChain transport:stdio runtime:npm

Install Slack in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "mcp-server-slack": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "@mindstone/mcp-server-slack"],
        }
})

tools = await client.get_tools()

get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs

Slack in other clients

Slack MCP server