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mcp/harbor
LangChain

test mailbox for LangChain

io.github.therealmrfunguy/test-mailbox

Disposable email inboxes for testing — create addresses, wait for messages, extract links.

client:LangChain transport:sse

Install test mailbox in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "test-mailbox": {
            "transport": "streamable_http",
            "url": "https://mail.rjctdlabs.xyz/sse",
        }
})

tools = await client.get_tools()

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

test mailbox in other clients

test mailbox MCP server