Claude Code MCP

Specification: https://modelcontextprotocol.io/specification/2025-11-25 (November 2025)

Use this skill when you need to:

• Configure .claude/.mcp.json for official/community MCP servers
• Build custom MCP servers (TypeScript or Python)
• Deploy and harden remote MCP servers (HTTP transport)

Quick Start (Local stdio via npx)

1. Create or edit .claude/.mcp.json: