Parameters

Preview

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OG Preview
1200 × 630
Open Full Size ↗
Endpoint
/api/og?title=Interstellar&site=buxx.me&excerpt=Do+not+go+gentle+into+that+good+night.&author=The+Grid&date=2026-01-05

API Reference

Simple GET request with URL parameters. Returns a PNG image (1200x630px) with customizable visual themes and full CJK character support.

GET /api/og?title=...&site=...
titleREQUIRED
string

Article title (max 60 chars)

siteREQUIRED
string

Site name for branding

excerpt
string

Article excerpt (max 80 chars)

author
string

Author name

date
string

Publication date

image
url

Background image (PNG/JPG/GIF)

template
string

Template: pixel (default), modern, or tether (theme= is a back-compat alias)

pixelFont
string

Pixel font for pixel template (zpix/geist-*)

v
string

Cache-buster — bump to force a fresh render after a redesign

Each template declares its own fields. The tether template takes name, company, and logo instead of the blog fields above. See /api/og-config for the full per-template field list and versions.

Demo

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Formats

Supported: PNG, JPG, JPEG, GIF.