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UK Companies House (Registrum) - no API key for LangChain

io.github.registrumuk/uk-companies-house-mcp

UK company data: profiles, iXBRL financials, directors, PSC chains, ECCTA. Hosted, no key.

client:LangChain transport:streamable-http runtime:npm tools:9

Install UK Companies House (Registrum) - no API key in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "uk-companies-house-mcp": {
            "transport": "streamable_http",
            "url": "https://registrum.co.uk/api/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

UK Companies House (Registrum) - no API key in other clients