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How to install React Spectrum MCP in Claude Code

To install React Spectrum MCP in Claude Code, run "claude mcp add react-spectrum-mcp -- npx -y @react-spectrum/mcp" in your terminal, then check it with "claude mcp list". It takes about a minute.

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  1. 1

    Run the install command

    Open a terminal in your project and run:

    claude mcp add react-spectrum-mcp -- npx -y @react-spectrum/mcp
  2. 2

    Choose where it applies (optional)

    Add --scope user to use it in every project, or --scope project to share it with your team through a .mcp.json file.

    claude mcp add --scope user react-spectrum-mcp -- npx -y @react-spectrum/mcp
  3. 3

    Check that it is connected

    List your servers, or type /mcp inside a Claude Code session to see its status and tools.

    claude mcp list

MCP servers run with your permissions. If React Spectrum MCP needs an API key, add it under env in the config. Check its README.

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Questions

Does React Spectrum MCP work in Claude Code?

Yes. Claude Code supports mcp servers (local and remote), skills and plugins, and React Spectrum MCP installs with the steps above.

React Spectrum MCP does not show up in Claude Code. What now?

Restart Claude Code fully, check the JSON is valid, and make sure Node.js (for npx) is installed. See common MCP errors and fixes.

Is React Spectrum MCP safe?

It scores 91 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.