ReasonGate for LangChain
io.github.cgrtml/reasongate
Provenance gateway for stdio MCP servers: blocks tool calls fed by untrusted tool results.
client:LangChain
transport:stdio
runtime:pypi
Install ReasonGate in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"reasongate": {
"transport": "stdio",
"command": "uvx",
"args": ["reasongate"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs