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mcp/harbor
LangChain

Gmail MCP for LangChain

com.renzojohnson/gmail-mcp

Gmail MCP server: list, read, search and send email, manage drafts and labels.

client:LangChain transport:stdio runtime:npm

Install Gmail MCP in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "gmail-mcp": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "@renzo.johnson/gmail-mcp"],
        }
})

tools = await client.get_tools()

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

Gmail MCP in other clients

Gmail MCP MCP server