oganvil — OG (Open Graph) Image Generation API for Gemini CLI

app.rowb.oganvil/og-image-api

Generates 1200x630 OG social preview images (PNG/SVG). Tools: generate_og_image, get_quota.

client:Gemini CLI transport:streamable-http tools:2

Install oganvil — OG (Open Graph) Image Generation API in Gemini CLI

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

{
  "mcpServers": {
    "og-image-api": {
      "httpUrl": "https://oganvil.rowb.app/mcp"
    }
  }
}

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