oganvil — OG (Open Graph) Image Generation API for ChatGPT

app.rowb.oganvil/og-image-api

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

client:ChatGPT transport:streamable-http tools:2

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

Settings → Connectors → Advanced → Developer mode

https://oganvil.rowb.app/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs