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MCP Builder
ClaudeFreeNEWDev Tools
The official MCP server development guide: from an API to a working MCP server in Python or TypeScript, with tool-design best practices baked in.
Key Features
- FastMCP / MCP SDK
- Tool interface design
- Auth & error handling
- Eval & debugging guide
Installation
Claude Code: npx skills add anthropics/skills, or drop mcp-builder into ~/.claude/skills/
How to Use
Tell Claude which API you want to connect to AI ("build an MCP server for our internal CRM") and get a complete project.
Requirements
Claude Code + Node.js or Python
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