21st.dev Magic MCP vs KoliBri MCP Server

A side-by-side comparison of two Design & Media servers — tools, transport, auth, maintenance, and copy-paste config for each.

	21st.dev Magic MCP Generate beautiful, modern UI components from natural-language descriptions inside your IDE. Unverified stdio (local) API key TypeScript	KoliBri MCP Server Give AI agents access to 200+ accessible KoliBri Web Component samples, specs, and docs over MCP. Unverified HTTP (remote) No auth TypeScript
Category	Design & Media	Design & Media
Language	TypeScript	TypeScript
Transport	stdio (local)	HTTP (remote)
Auth	API key	None
GitHub stars	5.2k	268
Last commit	5 months ago	1 month ago
Verified
Actively maintained
Install	`npx @21st-dev/cli@latest install <client> --api-key <key>`	`npm install -g @public-ui/mcp`
Repo	Open	Open

Verdict

Pick 21st.dev Magic MCP if you prefer the more popular, battle-tested option, and you want a local (stdio) server that keeps data on your machine.

Pick KoliBri MCP Server if you want a hosted/remote server with nothing to install, and you want zero-setup with no API key.

Add 21st.dev Magic MCP

Install / run

npx @21st-dev/cli@latest install <client> --api-key <key>

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "21st-dev-magic-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@21st-dev/magic@latest",
        "API_KEY=\"your-api-key\""
      ]
    }
  }
}

Add KoliBri MCP Server

Install / run

npm install -g @public-ui/mcp

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "kolibri-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://public-ui-kolibri-mcp.vercel.app/mcp"
      ]
    }
  }
}

Claude Desktop connects to remote servers through the `mcp-remote` proxy (installed on first run via npx). Restart Claude Desktop after saving.

FAQ

21st.dev Magic MCP or KoliBri MCP Server — which is better?

Pick 21st.dev Magic MCP if you prefer the more popular, battle-tested option, and you want a local (stdio) server that keeps data on your machine. Pick KoliBri MCP Server if you want a hosted/remote server with nothing to install, and you want zero-setup with no API key.

Can I use both 21st.dev Magic MCP and KoliBri MCP Server?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do 21st.dev Magic MCP and KoliBri MCP Server work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View 21st.dev Magic MCP →View KoliBri MCP Server →More comparisons →