LangChain

raras for LangChain

io.github.rarasai/raras

Disease Twin — Brazil's rare-disease knowledge graph (10,468) over MCP. Source-grounded, PT-BR.

client:LangChain transport:streamable-http tools:20

Install raras in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "raras": {
            "transport": "streamable_http",
            "url": "https://raras.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

raras in other clients

raras MCP server