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mcp/harbor
LangChain

tariff resolver for LangChain

io.github.opsloft/tariff-resolver

US import duty research: HTS codes, Chapter 99 duties, MPF/HMF fees, landed cost. USITC data.

client:LangChain transport:stdio runtime:npm

Install tariff resolver in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

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

tools = await client.get_tools()

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

tariff resolver in other clients

tariff resolver MCP server