Open-source full-stack SDK for building MCP Apps and Servers in TypeScript and Python with a visual inspector and one-command scaffold.
mcp-use is an open-source TypeScript and Python SDK for building MCP (Model Context Protocol) Apps and Servers. It provides a one-command scaffold, hot-reload dev server, a built-in visual Inspector for debugging without requiring a live LLM, and 100% MCP-spec compliant React UI widgets that render inside ChatGPT and Claude. The SDK has 9M+ downloads and 10,000+ GitHub stars and is used by organizations including NASA and LangChain. mcp-use is a product of Manufact.
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