mcp_use

The open source MCP client library. Connect any LLM to any MCP server.

Quick Start

Get up and running in minutes with our step-by-step guide

Installation

Install mcp_use and set up your development environment

Configuration

Learn how to configure MCP servers and LLM providers

Examples

Explore real-world examples and advanced use cases

What is mcp_use?

mcp_use is an open source library that enables developers to connect any Language Learning Model (LLM) to any MCP server, allowing the creation of custom agents with tool access without relying on closed-source or application-specific clients.
Freedom & Flexibility: Break free from vendor lock-in and build agents that work with any LLM provider and any MCP server combination.

Key Features

Open Source

Connect any LLM to any MCP server without vendor lock-in

Flexible Configuration

Support for any MCP server through a simple configuration system

Easy Setup

Simple JSON-based configuration for MCP server integration

Universal LLM Support

Compatible with any LangChain-supported LLM provider

Multi-Server Support

Connect to multiple MCP servers simultaneously for complex workflows

Dynamic Server Selection

Agents can dynamically choose the most appropriate MCP server for each task

Popular Use Cases

Web Scraping & Research

Combine Playwright with filesystem servers for automated research workflows

Data Analysis

Connect database servers with Python execution for data processing pipelines

Development Automation

Integrate Git, filesystem, and code execution servers for automated development tasks

Content Generation

Build content pipelines with research, writing, and publishing capabilities

API Integration

Connect to external APIs and services through custom MCP servers

Security & Compliance

Implement secure, auditable agent workflows with proper access controls

Supported MCP Servers

mcp_use supports any MCP server, allowing you to connect to a wide range of server implementations for different use cases.

Playwright

Web scraping and browser automation capabilities

Filesystem

Safe file system operations and management

SQLite

Database querying and management tools

GitHub

Repository management and GitHub API access

Awesome MCP Servers

Explore a comprehensive list of available MCP servers from the community - find servers for APIs, databases, cloud services, and more.

Why Choose mcp_use?

Unlike proprietary solutions that lock you into specific LLM providers or platforms, mcp_use works with any LangChain-supported model and any MCP server, giving you complete freedom to choose the best tools for your needs.
Built with security best practices in mind, featuring comprehensive input validation, access controls, audit logging, and secure configuration management for enterprise deployments.
The server manager enables efficient resource utilization by connecting to servers only when needed, supporting complex multi-server workflows without unnecessary overhead.
Simple configuration, comprehensive documentation, real-time streaming support, and extensive examples make it easy to get started and scale your implementations.
New to MCP? The Model Context Protocol (MCP) is an open standard that enables secure connections between LLM applications and external data sources and tools. Learn more at modelcontextprotocol.io.