prompt-protection for Claude Code

io.github.mughalhere/prompt-protection

Scan prompts, tool definitions and model output for injection, and guard agent tool calls.

client:Claude Code transport:stdio runtime:npm

Install prompt-protection in Claude Code

run in your project directory

claude mcp add prompt-protection -- npx -y prompt-protection

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