WARDEN by AIMarket — MCP tool firewall for LangChain
io.github.alexar76/warden
MCP security firewall: stdio wrap proxy or inspection tools; zero runtime dependencies.
client:LangChain
transport:stdio
runtime:npm
Install WARDEN by AIMarket — MCP tool firewall in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"warden": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "@aimarket/warden"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs