mcp relay for LangChain
io.github.runrelay/mcp-relay
RunRelay MCP relay — AI agent threads, HITL confirmations, and travel capability discovery.
client:LangChain
transport:sse
Install mcp relay in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"mcp-relay": {
"transport": "streamable_http",
"url": "https://mcp.runrelay.io/sse",
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs