Redacta MCP vs Magic MCP

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

Redacta MCP logoRedacta MCPBiology & Bioinformatics · Local subprocess (stdio)Pseudonymise and restore patient identifiers & PII in text — local, HIPAA Safe Harbor mode.45FairAuth: not declaredMagic MCP logoMagic MCPArchitecture & Design · Local subprocess (stdio)Create crafted UI components inspired by the best 21st.dev design engineers.53GoodAuth: api key required

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

Which MCP server should you choose?

Redacta MCP logoChoose Redacta MCP when

  • You need dedicated capabilities in the Biology & Bioinformatics domain.
  • You prefer a local stdio subprocess transport.
Explore Redacta MCP

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

Feature & specification comparison

Rows where the two servers differ are marked.

SpecRedacta MCP logoRedacta MCPMagic MCP logoMagic MCP
CategoryBiology & BioinformaticsArchitecture & Design
Quality signal45/100 · Fair53/100 · Good
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNot declaredAPI key required
PricingNot declaredPaid service
Required env varsNone listedTWENTY_FIRST_API_KEYAPI_KEY_21ST
Verified ownerCommunity listingCommunity listing
GitHub stars86,138
Directory activity 1 views 0 installs 0 upvotes 16 views 1 installs 0 upvotes
ToolsNot listedNot listed

Tools & capabilities

Redacta MCP tools

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

Magic MCP 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.

Redacta MCP

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "redacta-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "redacta-mcp"
      ]
    }
  }
}

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"
      }
    }
  }
}

Frequently asked questions

Redacta MCP is categorized under Biology & Bioinformatics and uses a local stdio subprocess. Magic MCP belongs to Architecture & Design and uses a local stdio subprocess. Pick Redacta MCP for biology & bioinformatics work and Magic MCP for architecture & design.

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.

Redacta MCP has no declared pricing — check the project's own site. 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.

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

On AllMCPs, Redacta MCP has a quality signal of 45/100 (Fair) with 1 views, 0 installs and 8 GitHub stars. Magic MCP has 53/100 (Good) with 16 views, 1 installs and 6,138 GitHub stars.