LangChain

SQLGuard — Execution Certificate Firewall for LangChain

io.github.cabbageandtea/sqlguard

Permission before writes. Gravity→DENYs→Session $0.25. Pilot $100; Gateway $299. Probe free.

client:LangChain transport:streamable-http tools:24

Install SQLGuard — Execution Certificate Firewall in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "sqlguard": {
            "transport": "streamable_http",
            "url": "https://sqlguard.io/mcp",
        }
})

tools = await client.get_tools()

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

What LangChain can do once it is connected

SQLGuard — Execution Certificate Firewall in other clients

SQLGuard — Execution Certificate Firewall MCP server