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oganvil — OG (Open Graph) Image Generation API

by oganvil.rowb.app · remote · no sign-in to list tools · v1.0.0 · published by app.rowb.oganvil

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

Changes · 1
CompareRegistry entry

2 tools: 1 change things and 1 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http og-image-api https://oganvil.rowb.app/mcp --header 'Authorization: <your-authorization>'

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

2 tools

Changes things 1Claude Code: ask
  • generate_og_imageGenerate a 1200x630 Open Graph image (PNG or SVG) from a title and tag line.No findings

    Why it is in this group

    • The name "generate_og_image" says "generate": a word for a change.
    Description, as the server wrote it
    Generate a 1200x630 Open Graph image (PNG or SVG) from a title and tag line. Returns the image as MCP image content plus a hosted render URL. Counts against your monthly unique-image quota.
Only reads 1Claude Code: allow
  • get_quotaReturn current monthly usage and plan limit for the authenticated key.No findings

    Why it is in this group

    • The name "get_quota" says "get": a word for reading.
    Description, as the server wrote it
    Return current monthly usage and plan limit for the authenticated key. Does not consume quota.

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.0.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http og-image-api https://oganvil.rowb.app/mcp --header 'Authorization: <your-authorization>'

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__og-image-api__get_quota"
    ],
    "ask": [
      "mcp__og-image-api__generate_og_image"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as og-image-api. Review it before you use it.