Polyglot Database MCP for LangChain
io.github.hyperpolymath/poly-db-mcp
Unified MCP for 20 databases: SurrealDB, ArangoDB, Virtuoso, CouchDB, Cassandra, and more
client:LangChain
transport:stdio
runtime:oci
Install Polyglot Database MCP in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"poly-db-mcp": {
"transport": "stdio",
"command": "docker",
"args": ["run", "-i", "--rm", "ghcr.io/hyperpolymath/poly-db-mcp:main"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs