ext-apps

by modelcontextprotocol · TypeScript · ★ 2,141

Official repo for spec & SDK of MCP Apps protocol - standard for UIs embedded AI chatbots, served by MCP servers

#ai#apps#mcp#mcp-apps#modelcontextprotocol#ui

Install

npx -y github:modelcontextprotocol/ext-apps

Claude Desktop config

Add this to your claude_desktop_config.json:

{
  "mcpServers": {
    "ext-apps": {
      "command": "npx",
      "args": [
        "-y",
        "github:modelcontextprotocol/ext-apps"
      ]
    }
  }
}

From the README

MCP Apps Build interactive UIs for MCP tools — charts, forms, dashboards — that render inline in Claude, ChatGPT and any other compliant chat client. Why · Quickstart · API Docs · Spec · Contributing Excalidraw built with MCP Apps, running in Claude - [Build with Agent Skills](#build-with-agent-skills) - [Supported Clients](#supported-clients) - [Why MCP Apps?](#why-mcp-apps) - [How It Works](#how-it-works) - [Getting Started](#getting-started) - [Using the SDK](#using-the-sdk) - [Examples](#examples) - [Specification…

Read full README on GitHub →

💡 Need a managed MCP host?

Try Claude Pro for the smoothest MCP experience, or browse our cloud-hosted servers.

Related developer tools servers

everything-claude-code

affaan-m

★ 170,676

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

Developer Tools · JavaScript