Next Devtools MCP vs Shadcn Ui MCP Server

A side-by-side look at the Next Devtools MCP and Shadcn Ui MCP Server MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Next Devtools MCP logoNext Devtools MCPDeveloper Tools · Local subprocess (stdio)Official Next.js MCP server for coding agents. Provides runtime diagnostics, route inspection, dev server logs, docs search, and upgrade guides. Requires Next.js 16+ dev server for full runtime features.86ExcellentAuth: no auth requiredShadcn Ui MCP Server logoShadcn Ui MCP ServerDeveloper Tools · Local subprocess (stdio)MCP server that gives AI assistants seamless access to shadcn/ui v4 components, blocks, demos, and metadata.72GreatAuth: api key required

Verdict: choose Next Devtools MCP for developer tools work as a local process; choose Shadcn Ui MCP Server for developer tools as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Next Devtools MCP logoChoose Next Devtools MCP when

  • You need dedicated capabilities in the Developer Tools domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: No auth required.
  • You want tools like nextjs_index, nextjs_call, nextjs_docs.
Explore Next Devtools MCP

Shadcn Ui MCP Server logoChoose Shadcn Ui MCP Server when

  • You need dedicated capabilities in the Developer Tools domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: API key required.
  • You have the keys it needs: MCP_TRANSPORT_MODE, MCP_PORT, MCP_HOST, MCP_CORS_ORIGINS, GITHUB_PERSONAL_ACCESS_TOKEN, UI_LIBRARY.
  • You want tools like get_component, get_component_demo, list_components.
Explore Shadcn Ui MCP Server

Feature & specification comparison

Rows where the two servers differ are marked.

SpecNext Devtools MCP logoNext Devtools MCPShadcn Ui MCP Server logoShadcn Ui MCP Server
CategoryDeveloper ToolsDeveloper Tools
Quality signal86/100 · Excellent72/100 · Great
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNo auth requiredAPI key required
PricingFreeFree
Required env varsNone listedMCP_TRANSPORT_MODEMCP_PORTMCP_HOSTMCP_CORS_ORIGINSGITHUB_PERSONAL_ACCESS_TOKENUI_LIBRARY
Verified owner VerifiedCommunity listing
GitHub stars8323,068
Directory activity 9 views 0 installs 1 upvotes 3 views 0 installs 0 upvotes
Tools410

Tools & capabilities

Next Devtools MCP tools 4

  • nextjs_indexDiscover running Next.js dev servers and list each one's runtime MCP tools.
  • nextjs_callCall a runtime tool on a discovered server (errors, routes, logs, Server Actions).
  • nextjs_docsGateway.** Point the agent at version-accurate docs in `node_modules/next/dist/docs/`.
  • browser_evalGateway.** Point the agent at the [`agent-browser`](https://github.com/vercel-labs/agent-browser) CLI for browser automation.

Shadcn Ui MCP Server tools 10

  • get_componentGet the source code for a specific shadcn/ui v4 component
  • get_component_demoGet demo code illustrating how a shadcn/ui v4 component should be used
  • list_componentsGet all available shadcn/ui v4 components
  • get_component_metadataGet metadata for a specific shadcn/ui v4 component
  • get_directory_structureGet the directory structure of the shadcn-ui v4 repository
  • get_blockGet source code for a specific shadcn/ui v4 block (e.g., calendar-01, dashboard-01)
  • list_blocksGet all available shadcn/ui v4 blocks with categorization
  • apply_themeApply a TweakCN theme preset to the project
  • list_themesList available tweakcn themes
  • get_themeGet details of a specific tweakcn theme

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Next Devtools MCP

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "vercel-next-devtools-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "next-devtools-mcp@latest"
      ]
    }
  }
}

Shadcn Ui MCP Server

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "jpisnice-shadcn-ui-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@jpisnice/shadcn-ui-mcp-server"
      ],
      "env": {
        "MCP_TRANSPORT_MODE": "YOUR_MCP_TRANSPORT_MODE_HERE",
        "MCP_PORT": "YOUR_MCP_PORT_HERE",
        "MCP_HOST": "YOUR_MCP_HOST_HERE",
        "MCP_CORS_ORIGINS": "YOUR_MCP_CORS_ORIGINS_HERE",
        "GITHUB_PERSONAL_ACCESS_TOKEN": "YOUR_GITHUB_PERSONAL_ACCESS_TOKEN_HERE",
        "UI_LIBRARY": "YOUR_UI_LIBRARY_HERE"
      }
    }
  }
}

Frequently asked questions

Next Devtools MCP is categorized under Developer Tools and uses a local stdio subprocess. Shadcn Ui MCP Server belongs to Developer Tools and uses a local stdio subprocess. Pick Next Devtools MCP for developer tools work and Shadcn Ui MCP Server for developer tools.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.

Next Devtools MCP is listed as free. Auth: no auth required. Shadcn Ui MCP Server is listed as free. Auth: api key required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add vercel-next-devtools-mcp and jpisnice-shadcn-ui-mcp-server as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Next Devtools MCP has a quality signal of 86/100 (Excellent) with 9 views, 0 installs and 832 GitHub stars. Shadcn Ui MCP Server has 72/100 (Great) with 3 views, 0 installs and 3,068 GitHub stars.