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LangChain

Substack MCP Server for LangChain

io.github.conorbronsdon/substack-mcp

Substack drafts, Notes, analytics and consented subscribers. Long-form posts stay draft-only.

client:LangChain transport:stdio runtime:npm

Install Substack MCP Server in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

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

tools = await client.get_tools()

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

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