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Gemini CLI

GrindFree Agent Security for Gemini CLI

io.github.ronin93/grindfree-agent-security

Pay-per-call agent security (x402): injection, tools, shell/SQL, memory, leaks, docs, safe web reads

client:Gemini CLI transport:stdio runtime:npm

Install GrindFree Agent Security in Gemini CLI

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

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "grindfree-agent-security": {
      "command": "npx",
      "args": [
        "-y",
        "@grindfree/agent-security-mcp"
      ],
      "env": {
        "X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>"
      }
    }
  }
}

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

GrindFree Agent Security in other clients

GrindFree Agent Security MCP server