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mcp/harbor
LangChain

oauth auditor for LangChain

io.github.guardbee/oauth-auditor

Scans MCP server auth code for OAuth 2.1 anti-patterns: token passthrough, missing audience

client:LangChain transport:stdio runtime:npm

Install oauth auditor in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "oauth-auditor": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "@guardbee/mcp-oauth-auditor"],
        }
})

tools = await client.get_tools()

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

oauth auditor in other clients

oauth auditor MCP server