Tool Filter MCP for LangChain
io.github.respawn-app/tool-filter-mcp
MCP proxy server that filters tools from upstream MCP servers via regex-based deny list
client:LangChain
transport:stdio
runtime:npm
Install Tool Filter MCP in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"tool-filter-mcp": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "@respawn-app/tool-filter-mcp"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs