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What is MCP Server in Claude Code

MCP (Model Context Protocol) servers extend Claude Code's capabilities by connecting to external tools and services. They act as bridges between Claude and specialized functionality like web search through Brave, up-to-date documentation via Context7, or other API integrations that aren't built into Claude Code by default.

How to Use It

JSON Configuration - Configure MCP servers in your ~/.claude.json file under the mcpServers section. Each server runs as a separate process that Claude Code communicates with through the Model Context Protocol.

Interactive Management - Use the /mcp command to view currently configured MCP servers and their status without editing configuration files manually.

Why Use It

MCP servers let me access functionality beyond Claude Code's core tools. I use them when I need specialized capabilities like web search with Brave, up-to-date documentation through Context7, or accessing external APIs that enhance my workflow analysis.

Benefits:

  • Extended Capabilities - Access tools and services not available in core Claude Code
  • Modular Design - Add only the functionality you need without bloating Claude Code
  • Community Ecosystem - Leverage community-built integrations and specialized tools
  • Flexible Configuration - Enable different servers for different projects or workflows
  • Real-time Data - Connect to live APIs and services for current information

I configure MCP servers when I need capabilities like web search through Brave, current documentation via Context7, or specialized API access that complement Claude Code's file management and coding tools.

Popular MCP Servers

The Add-ons section showcases curated MCP servers including Brave Search, Reddit integration, and browser automation tools that extend Claude Code workflows.

Configuration Guide

For complete MCP setup instructions and server examples, see the Configuration Guide which covers all supported configuration locations and formats.

See Also: MCP Setup Guide|Brave Search MCP|Context7 MCP