Magic MCP vs Optibot

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

Magic MCP logoMagic MCPArchitecture & Design · Local subprocess (stdio)Create crafted UI components inspired by the best 21st.dev design engineers.53GoodAuth: api key required
O
OptibotDeveloper Tools
AI code review for your AI assistant — review local changes, branch diffs, and patch files.37FairAuth: not declared

Verdict: choose Magic MCP for architecture & design work as a local process; choose Optibot for developer tools. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Magic MCP logoChoose Magic MCP when

  • You need dedicated capabilities in the Architecture & Design domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: API key required.
  • You have the keys it needs: TWENTY_FIRST_API_KEY, API_KEY_21ST.
Explore Magic MCP

O
Choose Optibot when

  • You need dedicated capabilities in the Developer Tools domain.
Explore Optibot

Feature & specification comparison

Rows where the two servers differ are marked.

SpecMagic MCP logoMagic MCP
O
Optibot
CategoryArchitecture & DesignDeveloper Tools
Quality signal53/100 · Good37/100 · Fair
Install commandConfirmedNot confirmed yet
TransportLocal subprocess (stdio)—
AuthAPI key requiredNot declared
PricingPaid serviceNot declared
Required env varsTWENTY_FIRST_API_KEYAPI_KEY_21STNone listed
Verified ownerCommunity listingCommunity listing
GitHub stars6,217—
Directory activity 16 views 1 installs 0 upvotes 1 views 0 installs 0 upvotes
ToolsNot listedNot listed

Tools & capabilities

Magic MCP tools

No tool names declared yet. Check the project README from the listing page.

Optibot tools

No tool names declared yet. Check the project README from the listing page.

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.

Magic MCP

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "21st-dev-magic-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@21st-dev/cli@latest"
      ],
      "env": {
        "TWENTY_FIRST_API_KEY": "YOUR_TWENTY_FIRST_API_KEY_HERE",
        "API_KEY_21ST": "YOUR_API_KEY_21ST_HERE"
      }
    }
  }
}

Optibot

No confirmed install command for Optibot yet — follow the setup steps linked from its listing page rather than a guessed package name.

Frequently asked questions

Magic MCP is categorized under Architecture & Design and uses a local stdio subprocess. Optibot belongs to Developer Tools and uses an install path we have not confirmed yet. Pick Magic MCP for architecture & design work and Optibot 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. Optibot has no confirmed install command yet — follow its own setup instructions.

Magic MCP is listed as a paid service. Auth: api key required. Optibot has no declared pricing — check the project's own site. 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 21st-dev-magic-mcp and optibot as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Magic MCP has a quality signal of 53/100 (Good) with 16 views, 1 installs and 6,217 GitHub stars. Optibot has 37/100 (Fair) with 1 views, 0 installs and 0 GitHub stars.