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DataJud (CNJ) for LangChain

io.github.mcp-dir/datajud-mcp

Public lookup of Brazilian court cases (metadata + docket) via the CNJ/DataJud API. Free, no login.

client:LangChain transport:streamable-http tools:10

Install DataJud (CNJ) in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "datajud-mcp": {
            "transport": "streamable_http",
            "url": "https://api.mcp.ai/p_datajud",
        }
})

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

DataJud (CNJ) in other clients