PromptScan for Gemini CLI

io.github.corporatelad/promptscan

Prompt injection detection API for AI agents. Scan untrusted text before passing it to an LLM.

client:Gemini CLI transport:streamable-http

Install PromptScan in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "promptscan": {
      "httpUrl": "https://promptscan.dev/mcp/"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs