LangGraph-MCP Client for Postgresql
BasicLangGraph-MCP is a client implementation that interacts with a PostgreSQL MCP server, enabling AI models to connect to various data sources. It allows for real-time data interaction and efficient data handling through standardized protocols.
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Overview
LangGraph-MCP is a client implementation that interacts with a PostgreSQL MCP server, enabling AI models to connect to various data sources. It allows for real-time data interaction and efficient data handling through standardized protocols.
Installation
1Install the package
npx
Clone the repository, set up .env file, install required packages.2Add to Claude
Add this configuration to your claude_desktop_config.json:
claude_desktop_config.json
{
"mcpServers": {
"langgraph-mcp-client-for-postgresql": {
"command": "npx",
"args": [
"-y",
"Clone the repository, set up .env file, install required packages."
]
}
}
}3Verify installation
Restart Claude Desktop, then ask:
"What tools do you have available from LangGraph-MCP Client for Postgresql?"
Prerequisites
- Node.js 18 or higher
- npm or npx available
- Claude Desktop or Claude API access
Configuration
No configuration required. This server works out of the box.
Usage Examples
List Resources
"What resources are available in LangGraph-MCP Client for Postgresql?"
Claude will query available resources and return a list of what you can access.
Get Details
"Show me details about [specific item] in LangGraph-MCP Client for Postgresql"
Claude will fetch and display detailed information about the requested item.
Create New
"Create a new [item] in LangGraph-MCP Client for Postgresql with [details]"
Claude will use the appropriate tool to create the resource and confirm success.
Works with LangGraph-MCP Client for Postgresql
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