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mcp/harbor
Gemini CLI

cinch for Gemini CLI

io.github.yusufkadry/cinch

Run AI-generated code safely. gVisor-isolated Python/JS sandboxes for any MCP client. Pay per run.

client:Gemini CLI transport:stdio runtime:npm

Install cinch 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": {
    "cinch": {
      "command": "npx",
      "args": [
        "-y",
        "@cinch-codes/mcp"
      ],
      "env": {
        "CINCH_API_KEY": "<CINCH_API_KEY>"
      }
    }
  }
}

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

cinch in other clients

cinch MCP server