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How to install String Utility Belt in Claude Code

To install String Utility Belt in Claude Code, run "claude mcp add string-utility-belt -- npx -y @string-utility-belt/mcp" in your terminal, then check it with "claude mcp list". It takes about a minute.

Built from the published package · server updated 4 days ago

  1. 1

    Run the install command

    Open a terminal in your project and run:

    claude mcp add string-utility-belt -- npx -y @string-utility-belt/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 string-utility-belt -- npx -y @string-utility-belt/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 String Utility Belt needs an API key, add it under env in the config. Check its README.

Install String Utility Belt in another app

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Questions

Does String Utility Belt work in Claude Code?

Yes. Claude Code supports mcp servers (local and remote), skills and plugins, and String Utility Belt installs with the steps above.

String Utility Belt 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 String Utility Belt safe?

It scores 89 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.