MCP TypeScript SDK

Official TypeScript SDK for building MCP servers and clients

The official TypeScript SDK implements the Model Context Protocol so you can build MCP servers that expose tools, resources, and prompts, or clients that connect to them, over stdio and Streamable HTTP transports.

Key features

Server and client implementations
Tools, resources, and prompts APIs
stdio and Streamable HTTP transports
Schema validation with Zod

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Building a real MCP server

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