LangChain

PromptGuard for LangChain

co.promptguard/security

Scan prompts for injection attacks, redact PII, and audit LLM SDK usage from any MCP client

client:LangChain transport:streamable-http runtime:npm tools:13

Install PromptGuard in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "security": {
            "transport": "streamable_http",
            "url": "https://api.promptguard.co/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

PromptGuard in other clients

PromptGuard MCP server