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LangChain

Email Deliverability Checker for LangChain

io.github.kryptoscan/email-deliverability-mcp

Check SPF, DKIM, DMARC, blocklists, reverse DNS and email headers against Gmail/Yahoo sender rules.

client:LangChain transport:streamable-http tools:3

Install Email Deliverability Checker in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "email-deliverability-mcp": {
            "transport": "streamable_http",
            "url": "https://api.ownmailserver.com/tools/mcp",
        }
})

tools = await client.get_tools()

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

What LangChain can do once it is connected

Email Deliverability Checker in other clients