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LangChain

capabilities txt registry for LangChain

io.github.capabilityhostprotocol/capabilities-txt-registry

Discover what websites across the agentic web can do — query the capabilities.txt registry.

client:LangChain transport:streamable-http tools:3

Install capabilities txt registry in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "capabilities-txt-registry": {
            "transport": "streamable_http",
            "url": "https://capabilitiestxt.org/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

capabilities txt registry in other clients