What is the main functional difference between API Key Case and Magic MCP?

API Key Case is categorized under Developer Tools and uses an install path we have not confirmed yet. Magic MCP belongs to Developer Tools and uses a local stdio subprocess. Pick API Key Case for developer tools work and Magic MCP for developer tools.

How do I install API Key Case or Magic MCP in Claude Desktop, Cursor, or Windsurf?

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. API Key Case has no confirmed install command yet — follow its own setup instructions.

Are API Key Case and Magic MCP free to use, or do they require API keys?

API Key Case is listed as freemium — a free tier with paid plans. Auth: no auth required. Magic MCP is listed as a paid service. 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.

Can I run both API Key Case and Magic MCP at the same time in my AI client?

Yes. MCP clients support multiple servers: add api-key-case and 21st-dev-magic-mcp as separate keys in the same mcpServers object, and your assistant will call tools from either one.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, API Key Case has a quality signal of 36/100 (Fair) with 0 views, 0 installs and 0 GitHub stars. Magic MCP has 53/100 (Good) with 16 views, 1 installs and 5,997 GitHub stars.

API Key Case vs Magic MCP — MCP Server Comparison

API Key Case vs Magic MCP — MCP Server Comparison | AllMCPs

Feature & specification comparison

Rows where the two servers differ are marked.

Spec	A API Key Case	Magic MCP
Category	Developer Tools	Developer Tools
Quality signal	36/100 · Fair	53/100 · Good
Install command	Not confirmed yet	Confirmed
Transport	—	Local subprocess (stdio)
Auth	No auth required	API key required
Pricing	Freemium	Paid service
Required env vars	None listed	`TWENTY_FIRST_API_KEYAPI_KEY_21ST`
Verified owner	Community listing	Community listing
GitHub stars	0	5,997
Directory activity	0 views 0 installs 0 upvotes	16 views 1 installs 0 upvotes
Tools	Not listed	Not listed
Full listing	View API Key Case	View Magic MCP

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.

API Key Case

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

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"
      }
    }
  }
}

API Key Case vs Magic MCP

Which MCP server should you choose?

A
Choose API Key Case when

Choose Magic MCP when

Feature & specification comparison

Tools & capabilities

API Key Case tools

Magic MCP tools

Ready-to-paste client configs

API Key Case

Magic MCP

Frequently asked questions

AChoose API Key Case when

Choose Magic MCP when

API Key Case tools

Magic MCP tools

API Key Case

Magic MCP

Frequently asked questions

What is the main functional difference between API Key Case and Magic MCP?

How do I install API Key Case or Magic MCP in Claude Desktop, Cursor, or Windsurf?

Are API Key Case and Magic MCP free to use, or do they require API keys?

Can I run both API Key Case and Magic MCP at the same time in my AI client?

Which MCP server has higher directory engagement and quality ratings?

Popular comparisons with API Key Case

Popular comparisons with Magic MCP

A
Choose API Key Case when