json tools mcp for Claude Code

io.github.mrfentmen/json-tools-mcp

Validate, format, and inspect JSON locally. No network and no key.

client:Claude Code transport:stdio runtime:npm

Install json tools mcp in Claude Code

run in your project directory

claude mcp add json-tools-mcp -- npx -y json-tools-mcp

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