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Corporate Ownership Tree (GLEIF) for LangChain

io.github.pcp183/lei-ownership

Ownership tree by LEI or name: parent chain, ultimate parent, subsidiaries (GLEIF). Paid via x402.

client:LangChain transport:streamable-http tools:1

Install Corporate Ownership Tree (GLEIF) in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "lei-ownership": {
            "transport": "streamable_http",
            "url": "https://lei-ownership-production.up.railway.app/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

Corporate Ownership Tree (GLEIF) in other clients