PostgreSQL MCP Server for LangChain
io.github.yawlabs/postgres-mcp
PostgreSQL MCP server - query, schema introspection, explain, and health checks for AI assistants
client:LangChain
transport:stdio
runtime:npm
Install PostgreSQL MCP Server in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"postgres-mcp": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "@yawlabs/postgres-mcp"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs