Skip to content
LangChain

Raw SQL MCP for LangChain

io.github.kifopl/rawsqlmcp

Execute raw SQL queries against SQL Server, SQLite, PostgreSQL, MySQL, and MariaDB.

client:LangChain transport:stdio runtime:nuget

Install Raw SQL MCP in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "rawsqlmcp": {
            "transport": "stdio",
            "command": "dnx",
            "args": ["RawSqlMcp", "--yes"],
        }
})

tools = await client.get_tools()

get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs

Raw SQL MCP in other clients