Comprehensive guide for creating Model Context Protocol (MCP) servers. Use when building MCP servers, integrating external APIs, or creating tool interfaces for LLMs.
Install
npx skills add LangConfig/langconfig --skill mcp-buildernpx skills add LangConfig/langconfig --skill mcp-builder -a claude-code -gnpx skills add LangConfig/langconfig --skill mcp-builder -a codex -ggemini skills install https://github.com/LangConfig/langconfig.git --path backend/skills/builtin/mcp-buildergh skill install LangConfig/langconfig mcp-buildergit clone --depth 1 https://github.com/LangConfig/langconfig /tmp/LangConfig__langconfig
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/LangConfig__langconfig/backend/skills/builtin/mcp-builder ~/.claude/skills/mcp-builder # Claude Code
cp -R /tmp/LangConfig__langconfig/backend/skills/builtin/mcp-builder ~/.agents/skills/mcp-builder # Codex, Cursor, Gemini CLI, Copilot, OpenCode