PostgreSQL MCP Server for LangChain
io.github.neverinfamous/postgres-mcp
PostgreSQL MCP server with 203 tools, connection pooling, HTTP/SSE, OAuth 2.1, and tool filtering
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", "@neverinfamous/postgres-mcp"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs