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mcp/harbor
Gemini CLI

mcp-armor for Gemini CLI

io.studiomeyer/armor

Security sidecar for MCP servers: 11 read-only control-plane tools for prompt-injection checks.

client:Gemini CLI transport:stdio runtime:oci

Install mcp-armor in Gemini CLI

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

{
  "mcpServers": {
    "armor": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/studiomeyer-io/mcp-armor:0.8.1"
      ]
    }
  }
}

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

mcp-armor in other clients

mcp-armor MCP server