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LangChain

whetstone mcp for LangChain

io.github.whetstone-tools/whetstone-mcp

U.S. public-records: business registration (KYB), filings, watchlist screening, federal awards.

client:LangChain transport:stdio runtime:npm

Install whetstone mcp in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "whetstone-mcp": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "whetstone-mcp"],
        }
})

tools = await client.get_tools()

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

whetstone mcp in other clients