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Model Context Protocol Servers

Model Context Protocol (MCP) is an open - source protocol that provides a series of reference implementations and community - developed servers for providing large language models (LLMs) with secure and controlled access to tools and data sources. The project includes various functional servers, such as file system operations, Git integration, database access, etc., and supports rapid development of new services through TypeScript and Python SDKs.
2 points
23

What is Model Context Protocol (MCP)?

MCP is an open protocol that allows large language models (LLMs) to access tools and data sources in a secure and controlled manner. It provides a standardized interface that enables developers to easily create custom servers to meet specific needs.

How to use MCP?

First, install an MCP server, and then configure it in an MCP - supported client. In this way, the LLM can access external resources through these servers.

Applicable scenarios

MCP is suitable for application scenarios where LLMs need to access external tools or data, such as data analysis, knowledge management, task automation, etc.

Main Features

Multi - language supportSupports implementation in multiple programming languages, such as TypeScript and Python.
Flexible configurationPermissions control and access policies can be customized according to specific needs.
Rich ecosystemThe community has contributed many third - party servers covering a wide range of application areas.

Advantages and Limitations

Advantages
Easy to integrate into existing systems
Strong community support
Highly scalable
Limitations
Some advanced features may require additional development
The initial learning curve is relatively steep

How to Use

Select a suitable MCP server
Select an existing or self - developed MCP server according to your needs.
Start the server
Start and run the selected server according to the official documentation.
Configure the client
Add the server configuration to an MCP - supported client.

Usage Examples

Query records in the databaseUse the PostgreSQL server to query records in the database table.
Read files from the file systemUse the file system server to read files at the specified path.

Frequently Asked Questions

What is MCP?
How to install an MCP server?
Are there any free MCP servers available?

Related Resources

Official Documentation
The official documentation of the MCP protocol.
GitHub Repository
The GitHub homepage of the MCP project.
Community Forum
The MCP community discussion area.
Installation
Copy the following command to your Client for configuration
{
  "mcpServers": {
    "memory": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-memory"]
    }
  }
}

{
  "mcpServers": {
    "filesystem": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-filesystem", "/path/to/allowed/files"]
    },
    "git": {
      "command": "uvx",
      "args": ["mcp-server-git", "--repository", "path/to/git/repo"]
    },
    "github": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-github"],
      "env": {
        "GITHUB_PERSONAL_ACCESS_TOKEN": "<YOUR_TOKEN>"
      }
    },
    "postgres": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-postgres", "postgresql://localhost/mydb"]
    }
  }
}
Note: Your key is sensitive information, do not share it with anyone.
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