diff mcp for Claude Code

io.github.mrfentmen/diff-mcp

Compare two texts or files and show line changes locally. No network and no key.

client:Claude Code transport:stdio runtime:npm

Install diff mcp in Claude Code

run in your project directory

claude mcp add diff-mcp -- npx -y @mrfentmen/diff-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs