mcp-server-builder

name	mcp-server-builder
description	Design and ship production-ready MCP (Model Context Protocol) servers from OpenAPI contracts instead of hand-written tool wrappers. Python and TypeScript support, schema validation, safe evolution. Use when exposing an existing API as an MCP server, building tool integrations for Claude or Codex or Cursor, or scaffolding an MCP project from scratch.
compatibility	opencode

MCP Server Builder

Tier: POWERFUL
Category: Engineering
Domain: AI / API Integration

Overview

Use this skill to design and ship production-ready MCP servers from API contracts instead of hand-written one-off tool wrappers. It focuses on fast scaffolding, schema quality, validation, and safe evolution.

The workflow supports both Python and TypeScript MCP implementations and treats OpenAPI as the source of truth.

Core Capabilities

• Convert OpenAPI paths/operations into MCP tool definitions
• Generate starter server scaffolds (Python or TypeScript)
• Enforce naming, descriptions, and schema consistency
• Validate MCP tool manifests for common production failures
• Apply versioning and backward-compatibility checks
• Separate transport/runtime decisions from tool contract design

When to Use

• You need to expose an internal/external REST API to an LLM agent
• You are replacing brittle browser automation with typed tools
• You want one MCP server shared across teams and assistants
• You need repeatable quality checks before publishing MCP tools
• You want to bootstrap an MCP server from existing OpenAPI specs